diff --git a/src/main/java/com/replaymod/core/ReplayModMMLauncher.java b/src/main/java/com/replaymod/core/ReplayModMMLauncher.java
index e8de4c90..782d0fde 100644
--- a/src/main/java/com/replaymod/core/ReplayModMMLauncher.java
+++ b/src/main/java/com/replaymod/core/ReplayModMMLauncher.java
@@ -1,14 +1,8 @@
 //#if FABRIC>=1
 package com.replaymod.core;
 
-import com.replaymod.extras.modcore.ModCoreInstaller;
-import net.fabricmc.loader.api.FabricLoader;
-import net.fabricmc.loader.api.ModContainer;
 import org.spongepowered.asm.mixin.Mixins;
 
-import java.io.File;
-import java.util.Optional;
-
 // We need to wait for MM to call us, otherwise we might initialize our mixins before it calls optifabric which would
 // result in OF classes not existing while our mixins get resolved.
 public class ReplayModMMLauncher implements Runnable {
@@ -32,43 +26,6 @@ public class ReplayModMMLauncher implements Runnable {
         Mixins.addConfiguration("mixins.render.blend.replaymod.json");
         Mixins.addConfiguration("mixins.render.replaymod.json");
         Mixins.addConfiguration("mixins.replay.replaymod.json");
-
-        try {
-            initModCore();
-        } catch (Throwable t) {
-            System.err.println("ReplayMod caught error during ModCore init:");
-            t.printStackTrace();
-        }
-    }
-
-    // Forge equivalent is in ReplayModTweaker
-    private void initModCore() {
-        if (System.getProperty("REPLAYMOD_SKIP_MODCORE", "false").equalsIgnoreCase("true")) {
-            System.out.println("ReplayMod not initializing ModCore because REPLAYMOD_SKIP_MODCORE is true.");
-            return;
-        }
-
-        if (FabricLoader.getInstance().isDevelopmentEnvironment()) {
-            System.out.println("ReplayMod not initializing ModCore because we're in a development environment.");
-            return;
-        }
-
-        File gameDir = FabricLoader.getInstance().getGameDirectory();
-
-        Optional<ModContainer> minecraft = FabricLoader.getInstance().getModContainer("minecraft");
-        if (!minecraft.isPresent()) {
-            System.err.println("ReplayMod could not determine Minecraft version, skipping ModCore.");
-            return;
-        }
-        String mcVer = minecraft.get().getMetadata().getVersion().getFriendlyString();
-
-        int result = ModCoreInstaller.initialize(gameDir, mcVer + "_fabric");
-        if (result != -2) { // Don't even bother logging the result if there's no ModCore for this version.
-            System.out.println("ReplayMod ModCore init result: " + result);
-        }
-        if (ModCoreInstaller.isErrored()) {
-            System.err.println(ModCoreInstaller.getError());
-        }
     }
 }
 //#endif
diff --git a/src/main/java/com/replaymod/extras/modcore/ModCoreInstaller.java b/src/main/java/com/replaymod/extras/modcore/ModCoreInstaller.java
deleted file mode 100644
index 40615608..00000000
--- a/src/main/java/com/replaymod/extras/modcore/ModCoreInstaller.java
+++ /dev/null
@@ -1,485 +0,0 @@
-/* Based on https://github.com/Sk1erLLC/ModCore-Example-Mod/blob/4a362fa1c67cee28bdfc82bd5a99a30896b081fb/src/main/java/club/sk1er/mods/modcoreexample/ModCoreInstaller.java
- *
- * MIT License
- *
- * Copyright (c) 2020 Sk1er LLC
- * Copyright (c) 2020 ModCore Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-package com.replaymod.extras.modcore;
-
-import com.google.gson.JsonArray;
-import com.google.gson.JsonElement;
-import com.google.gson.JsonObject;
-import com.google.gson.JsonParser;
-import org.apache.commons.io.FileUtils;
-import org.apache.commons.io.IOUtils;
-
-import javax.swing.JFrame;
-import javax.swing.JProgressBar;
-import java.awt.Dimension;
-import java.awt.Font;
-import java.awt.GridLayout;
-import java.awt.TextArea;
-import java.awt.Toolkit;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.nio.charset.Charset;
-import java.util.ArrayList;
-import java.util.List;
-
-//#if FABRIC>=1
-import net.fabricmc.loader.api.FabricLoader;
-//#else
-//#if MC>=11400
-//#else
-//$$ import net.minecraft.launchwrapper.Launch;
-//$$ import java.net.URLClassLoader;
-//$$ import java.util.LinkedHashSet;
-//#endif
-//#endif
-
-public class ModCoreInstaller {
-
-    private static final String VERSION_URL = "https://api.sk1er.club/modcore_versions";
-    private static final String className = "club.sk1er.mods.core.tweaker.ModCoreTweaker";
-    private static boolean errored = false;
-    private static String error;
-    private static File dataDir = null;
-
-
-    private static boolean isInitalized() {
-        try {
-            //#if MC<11400
-            //$$ LinkedHashSet<String> objects = new LinkedHashSet<>();
-            //$$ objects.add(className);
-            //$$ Launch.classLoader.clearNegativeEntries(objects);
-            //#endif
-            return Class.forName(className) != null;
-        } catch (ClassNotFoundException ignored) {
-        }
-        return false;
-    }
-
-    public static boolean isErrored() {
-        return errored;
-    }
-
-    public static String getError() {
-        return error;
-    }
-
-    private static void bail(String error) {
-        errored = true;
-        ModCoreInstaller.error = error;
-    }
-
-    private static JsonHolder readFile(File in) {
-        try {
-            return new JsonHolder(FileUtils.readFileToString(in));
-        } catch (IOException ignored) {
-
-        }
-        return new JsonHolder();
-    }
-
-    private static boolean initializeModCore(File gameDir) {
-        try {
-            Class<?> modCore = Class.forName("club.sk1er.mods.core.tweaker.ModCoreTweaker");
-            Method initialize = modCore.getMethod("initialize", File.class);
-            initialize.invoke(null, gameDir);
-            System.out.println("Loaded ModCore Successfully");
-            return true;
-        } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
-            e.printStackTrace();
-        }
-        System.out.println("Did NOT initialize ModCore Successfully");
-        return false;
-    }
-
-    public static int initialize(File gameDir, String minecraftVersion) {
-        if (isInitalized()) return -1;
-        JsonHolder jsonHolder = fetchJSON(VERSION_URL);
-        if (!jsonHolder.has(minecraftVersion)) {
-            System.out.println("No ModCore target for " + minecraftVersion + ". This in fine, unless you're specifically looking for ModCore.");
-            return -2;
-        }
-        dataDir = new File(gameDir, "modcore");
-        if (!dataDir.exists()) {
-            if (!dataDir.mkdirs()) {
-                bail("Unable to create necessary files");
-                return 1;
-            }
-        }
-        String latestRemote = jsonHolder.optString(minecraftVersion);
-        boolean failed = jsonHolder.getKeys().size() == 0 || (jsonHolder.has("success") && !jsonHolder.optBoolean("success"));
-
-        File metadataFile = new File(dataDir, "metadata.json");
-        JsonHolder localMetadata = readFile(metadataFile);
-        if (failed) latestRemote = localMetadata.optString(minecraftVersion);
-        File modcoreFile = new File(dataDir, "Sk1er Modcore-" + latestRemote + " (" + minecraftVersion + ").jar");
-
-        if (!modcoreFile.exists() || !localMetadata.optString(minecraftVersion).equalsIgnoreCase(latestRemote) && !failed) {
-            //File does not exist, or is out of date, download it
-            File old = new File(dataDir, "Sk1er Modcore-" + localMetadata.optString(minecraftVersion) + " (" + minecraftVersion + ").jar");
-            if (old.exists()) old.delete();
-
-            if (!download("https://static.sk1er.club/repo/mods/modcore/" + latestRemote + "/" + minecraftVersion + "/ModCore-" + latestRemote + " (" + minecraftVersion + ").jar", latestRemote, modcoreFile, minecraftVersion, localMetadata)) {
-                bail("Unable to download");
-                return 2;
-            }
-
-        }
-
-        addToClasspath(modcoreFile);
-
-        if (!isInitalized()) {
-            bail("Something went wrong and it did not add the jar to the class path. Local file exists? " + modcoreFile.exists());
-            return 3;
-        }
-        return initializeModCore(gameDir) ? 0 : 4;
-
-    }
-
-
-    public static void addToClasspath(File file) {
-        try {
-            URL url = file.toURI().toURL();
-            ClassLoader classLoader = ModCoreInstaller.class.getClassLoader();
-            //#if MC>=11400
-            Method method = classLoader.getClass().getDeclaredMethod("addURL", URL.class);
-            //#else
-            //$$ Launch.classLoader.addURL(url);
-            //$$ Method method = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
-            //#endif
-            method.setAccessible(true);
-            method.invoke(classLoader, url);
-        } catch (Exception e) {
-            throw new RuntimeException("Unexpected exception", e);
-        }
-    }
-
-    private static boolean download(String url, String version, File file, String mcver, JsonHolder versionData) {
-        url = url.replace(" ", "%20");
-        System.out.println("Downloading ModCore " + " version " + version + " from: " + url);
-        JFrame frame = new JFrame("ModCore Initializer");
-        JProgressBar bar = new JProgressBar();
-        TextArea comp = new TextArea("", 1, 1, TextArea.SCROLLBARS_NONE);
-        frame.getContentPane().add(comp);
-        frame.getContentPane().add(bar);
-        GridLayout manager = new GridLayout();
-        frame.setLayout(manager);
-        manager.setColumns(1);
-        manager.setRows(2);
-        comp.setText("Downloading Sk1er ModCore Library Version " + version + " for Minecraft " + mcver);
-        comp.setSize(399, 80);
-        comp.setEditable(false);
-        Dimension dim = Toolkit.getDefaultToolkit().getScreenSize();
-
-
-        Dimension preferredSize = new Dimension(400, 225);
-        bar.setSize(preferredSize);
-        frame.setSize(preferredSize);
-        frame.setResizable(false);
-        bar.setBorderPainted(true);
-        bar.setMinimum(0);
-        bar.setStringPainted(true);
-        frame.setVisible(true);
-        frame.setLocation(dim.width / 2 - frame.getSize().width / 2, dim.height / 2 - frame.getSize().height / 2);
-        Font font = bar.getFont();
-        bar.setFont(new Font(font.getName(), font.getStyle(), font.getSize() * 4));
-        comp.setFont(new Font(font.getName(), font.getStyle(), font.getSize() * 2));
-
-        try {
-
-            URL u = new URL(url);
-            HttpURLConnection connection = (HttpURLConnection) u.openConnection();
-            connection.setRequestMethod("GET");
-            connection.setUseCaches(true);
-            connection.addRequestProperty("User-Agent", "Mozilla/4.76 (Sk1er Modcore Initializer)");
-            connection.setReadTimeout(15000);
-            connection.setConnectTimeout(15000);
-            connection.setDoOutput(true);
-            InputStream is = connection.getInputStream();
-            int contentLength = connection.getContentLength();
-            FileOutputStream outputStream = new FileOutputStream(file);
-            byte[] buffer = new byte[1024];
-            System.out.println("MAX: " + contentLength);
-            bar.setMaximum(contentLength);
-            int read;
-            bar.setValue(0);
-            while ((read = is.read(buffer)) > 0) {
-                outputStream.write(buffer, 0, read);
-                bar.setValue(bar.getValue() + 1024);
-            }
-            outputStream.close();
-            FileUtils.write(new File(dataDir, "metadata.json"), versionData.put(mcver, version).toString());
-        } catch (Exception e) {
-            e.printStackTrace();
-            frame.dispose();
-            return false;
-        }
-        frame.dispose();
-        return true;
-    }
-
-    public static final JsonHolder fetchJSON(String url) {
-        return new JsonHolder(fetchString(url));
-    }
-
-    public static final String fetchString(String url) {
-        url = url.replace(" ", "%20");
-        System.out.println("Fetching " + url);
-        try {
-            URL u = new URL(url);
-            HttpURLConnection connection = (HttpURLConnection) u.openConnection();
-            connection.setRequestMethod("GET");
-            connection.setUseCaches(true);
-            connection.addRequestProperty("User-Agent", "Mozilla/4.76 (Sk1er ModCore)");
-            connection.setReadTimeout(15000);
-            connection.setConnectTimeout(15000);
-            connection.setDoOutput(true);
-            InputStream is = connection.getInputStream();
-            return IOUtils.toString(is, Charset.defaultCharset());
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-        return "Failed to fetch";
-    }
-
-
-    //Added because we need to use before ModCore is loaded
-    static class JsonHolder {
-        private JsonObject object;
-
-        public JsonHolder(JsonObject object) {
-            this.object = object;
-        }
-
-        public JsonHolder(String raw) {
-            if (raw == null)
-                object = new JsonObject();
-            else
-                try {
-                    this.object = new JsonParser().parse(raw).getAsJsonObject();
-                } catch (Exception e) {
-                    this.object = new JsonObject();
-                    e.printStackTrace();
-                }
-        }
-
-        public JsonHolder() {
-            this(new JsonObject());
-        }
-
-        @Override
-        public String toString() {
-            if (object != null)
-                return object.toString();
-            return "{}";
-        }
-
-        public JsonHolder put(String key, boolean value) {
-            object.addProperty(key, value);
-            return this;
-        }
-
-        public void mergeNotOverride(JsonHolder merge) {
-            merge(merge, false);
-        }
-
-        public void mergeOverride(JsonHolder merge) {
-            merge(merge, true);
-        }
-
-        public void merge(JsonHolder merge, boolean override) {
-            JsonObject object = merge.getObject();
-            for (String s : merge.getKeys()) {
-                if (override || !this.has(s))
-                    put(s, object.get(s));
-            }
-        }
-
-        private void put(String s, JsonElement element) {
-            this.object.add(s, element);
-        }
-
-        public JsonHolder put(String key, String value) {
-            object.addProperty(key, value);
-            return this;
-        }
-
-        public JsonHolder put(String key, int value) {
-            object.addProperty(key, value);
-            return this;
-        }
-
-        public JsonHolder put(String key, double value) {
-            object.addProperty(key, value);
-            return this;
-        }
-
-        public JsonHolder put(String key, long value) {
-            object.addProperty(key, value);
-            return this;
-        }
-
-        private JsonHolder defaultOptJSONObject(String key, JsonObject fallBack) {
-            try {
-                return new JsonHolder(object.get(key).getAsJsonObject());
-            } catch (Exception e) {
-                return new JsonHolder(fallBack);
-            }
-        }
-
-        public JsonArray defaultOptJSONArray(String key, JsonArray fallback) {
-            try {
-                return object.get(key).getAsJsonArray();
-            } catch (Exception e) {
-                return fallback;
-            }
-        }
-
-        public JsonArray optJSONArray(String key) {
-            return defaultOptJSONArray(key, new JsonArray());
-        }
-
-
-        public boolean has(String key) {
-            return object.has(key);
-        }
-
-        public long optLong(String key, long fallback) {
-            try {
-                return object.get(key).getAsLong();
-            } catch (Exception e) {
-                return fallback;
-            }
-        }
-
-        public long optLong(String key) {
-            return optLong(key, 0);
-        }
-
-        public boolean optBoolean(String key, boolean fallback) {
-            try {
-                return object.get(key).getAsBoolean();
-            } catch (Exception e) {
-                return fallback;
-            }
-        }
-
-        public boolean optBoolean(String key) {
-            return optBoolean(key, false);
-        }
-
-        public JsonObject optActualJSONObject(String key) {
-            try {
-                return object.get(key).getAsJsonObject();
-            } catch (Exception e) {
-                return new JsonObject();
-            }
-        }
-
-        public JsonHolder optJSONObject(String key) {
-            return defaultOptJSONObject(key, new JsonObject());
-        }
-
-
-        public int optInt(String key, int fallBack) {
-            try {
-                return object.get(key).getAsInt();
-            } catch (Exception e) {
-                return fallBack;
-            }
-        }
-
-        public int optInt(String key) {
-            return optInt(key, 0);
-        }
-
-
-        public String defaultOptString(String key, String fallBack) {
-            try {
-                return object.get(key).getAsString();
-            } catch (Exception e) {
-                return fallBack;
-            }
-        }
-
-        public String optString(String key) {
-            return defaultOptString(key, "");
-        }
-
-
-        public double optDouble(String key, double fallBack) {
-            try {
-                return object.get(key).getAsDouble();
-            } catch (Exception e) {
-                return fallBack;
-            }
-        }
-
-        public List<String> getKeys() {
-            List<String> tmp = new ArrayList<>();
-            object.entrySet().forEach(e -> tmp.add(e.getKey()));
-            return tmp;
-        }
-
-        public double optDouble(String key) {
-            return optDouble(key, 0.0);
-        }
-
-
-        public JsonObject getObject() {
-            return object;
-        }
-
-        public boolean isNull(String key) {
-            return object.has(key) && object.get(key).isJsonNull();
-        }
-
-        public JsonHolder put(String values, JsonHolder values1) {
-            return put(values, values1.getObject());
-        }
-
-        public JsonHolder put(String values, JsonObject object) {
-            this.object.add(values, object);
-            return this;
-        }
-
-        public void put(String blacklisted, JsonArray jsonElements) {
-            this.object.add(blacklisted, jsonElements);
-        }
-
-        public void remove(String header) {
-            object.remove(header);
-        }
-    }
-
-
-}
-
diff --git a/versions/1.12.2/src/main/java/com/replaymod/core/tweaker/ReplayModTweaker.java b/versions/1.12.2/src/main/java/com/replaymod/core/tweaker/ReplayModTweaker.java
index b6205d1c..dc20dd20 100644
--- a/versions/1.12.2/src/main/java/com/replaymod/core/tweaker/ReplayModTweaker.java
+++ b/versions/1.12.2/src/main/java/com/replaymod/core/tweaker/ReplayModTweaker.java
@@ -1,6 +1,5 @@
 package com.replaymod.core.tweaker;
 
-import com.replaymod.extras.modcore.ModCoreInstaller;
 import net.minecraft.launchwrapper.ITweaker;
 import net.minecraft.launchwrapper.Launch;
 import net.minecraft.launchwrapper.LaunchClassLoader;
@@ -74,13 +73,6 @@ public class ReplayModTweaker implements ITweaker {
         //#else
         //$$ platform.addContainer(uri);
         //#endif
-
-        //#if MC>=11202 && MC<=11202
-        initModCore("1.12.2");
-        //#endif
-        //#if MC>=10809 && MC<=10809
-        //$$ initModCore("1.8.9");
-        //#endif
     }
 
     @Override
@@ -92,29 +84,4 @@ public class ReplayModTweaker implements ITweaker {
     public String[] getLaunchArguments() {
         return new String[0];
     }
-
-    private void initModCore(String mcVer) {
-        try {
-            if (System.getProperty("REPLAYMOD_SKIP_MODCORE", "false").equalsIgnoreCase("true")) {
-                System.out.println("ReplayMod not initializing ModCore because REPLAYMOD_SKIP_MODCORE is true.");
-                return;
-            }
-
-            if ((Boolean) Launch.blackboard.get("fml.deobfuscatedEnvironment")) {
-                System.out.println("ReplayMod not initializing ModCore because we're in a development environment.");
-                return;
-            }
-
-            int result = ModCoreInstaller.initialize(Launch.minecraftHome, mcVer + "_forge");
-            if (result != -2) { // Don't even bother logging the result if there's no ModCore for this version.
-                System.out.println("ReplayMod ModCore init result: " + result);
-            }
-            if (ModCoreInstaller.isErrored()) {
-                System.err.println(ModCoreInstaller.getError());
-            }
-        } catch (Throwable t) {
-            System.err.println("ReplayMod caught error during ModCore init:");
-            t.printStackTrace();
-        }
-    }
 }