diff --git a/src/client/java/de/cscherr/mcpht/Fly.java b/src/client/java/de/cscherr/mcpht/Fly.java
index fab92a5..1319d1a 100644
--- a/src/client/java/de/cscherr/mcpht/Fly.java
+++ b/src/client/java/de/cscherr/mcpht/Fly.java
@@ -1,41 +1,21 @@
 package de.cscherr.mcpht;
 
-import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
-import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
-import net.minecraft.block.Block;
-import net.minecraft.block.BlockState;
-import net.minecraft.block.Blocks;
+
+import de.cscherr.mcpht.util.Hack;
+import de.cscherr.mcpht.util.MaybeKey;
 import net.minecraft.client.option.KeyBinding;
-import net.minecraft.client.util.InputUtil;
-import org.lwjgl.glfw.GLFW;
 
-import java.util.ArrayList;
-import java.util.List;
-
-public class Fly {
-
-    public boolean enable = true;
-    private static KeyBinding toggleKey;
-
-    public void init() {
-        toggleKey = KeyBindingHelper.registerKeyBinding(new KeyBinding(
-                "key.mcpht.toggleXray",     // Translation of name
-                InputUtil.Type.KEYSYM,      // Type: MOUSE or KESYM (Keyboard)
-                GLFW.GLFW_KEY_Y,            // The keycode of the key (default?)
-                "category.mcpht.rendering"  // Translation key for the keybinding category
-        ));
-        ClientTickEvents.END_CLIENT_TICK.register(client -> {
-            // NOTE: IDK why we need a while here
-            while (toggleKey.wasPressed()) {
-                if (MCPHTClient.XRAY.getEnable()) {
-                    MCPHTClient.LOGGER.info(String.format("toggle XRay: %s", MCPHTClient.XRAY.enable));
-                    MCPHTClient.XRAY.enable = !MCPHTClient.XRAY.enable;
-                    MCPHTClient.MC.worldRenderer.reload();
-                }
-            }
-        });
+public class Fly extends Hack {
+    public Fly() {
+        super(new MaybeKey());
     }
 
+    @Override
+    public void onKeyPress() {
+
+    }
+
+    @Override
     public boolean getEnable() {
         return enable && MCPHTClient.CONFIG.fly.enable;
     }
diff --git a/src/client/java/de/cscherr/mcpht/XRay.java b/src/client/java/de/cscherr/mcpht/XRay.java
index f9a77a9..bb0412d 100644
--- a/src/client/java/de/cscherr/mcpht/XRay.java
+++ b/src/client/java/de/cscherr/mcpht/XRay.java
@@ -1,19 +1,17 @@
 package de.cscherr.mcpht;
 
-import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
-import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
+import de.cscherr.mcpht.util.Hack;
+import de.cscherr.mcpht.util.MaybeKey;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
 import net.minecraft.block.Blocks;
 import net.minecraft.client.option.KeyBinding;
-import net.minecraft.client.util.InputUtil;
 import org.lwjgl.glfw.GLFW;
 
 import java.util.ArrayList;
 import java.util.List;
 
-public class XRay {
-    public boolean enable = true;
+public class XRay extends Hack {
     public ArrayList<Block> whitelistBlocks = new ArrayList<>(
             List.of(
                     // Ores
@@ -80,31 +78,24 @@ public class XRay {
                     Blocks.RED_SHULKER_BOX
             )
     );
-    private static KeyBinding toggleKey;
 
-    public void init() {
-        toggleKey = KeyBindingHelper.registerKeyBinding(new KeyBinding(
-                "key.mcpht.toggleXray",     // Translation of name
-                InputUtil.Type.KEYSYM,      // Type: MOUSE or KESYM (Keyboard)
-                GLFW.GLFW_KEY_X,            // The keycode of the key (default?)
-                "category.mcpht.rendering"  // Translation key for the keybinding category
-        ));
-        ClientTickEvents.END_CLIENT_TICK.register(client -> {
-            // NOTE: IDK why we need a while here
-            while (toggleKey.wasPressed()) {
-                if (MCPHTClient.XRAY.getEnable()) {
-                    MCPHTClient.LOGGER.info(String.format("toggle XRay: %s", MCPHTClient.XRAY.enable));
-                    MCPHTClient.XRAY.enable = !MCPHTClient.XRAY.enable;
-                    MCPHTClient.MC.worldRenderer.reload();
-                }
-            }
-        });
+    public XRay() {
+        super(new MaybeKey("key.mcpht.toggleXray",
+                "category.mcpht.rendering",
+                GLFW.GLFW_KEY_X));
+    }
+
+    @Override
+    public void onKeyPress() {
+        MCPHTClient.XRAY.enable = !MCPHTClient.XRAY.enable;
+        MCPHTClient.MC.worldRenderer.reload();
     }
 
     public boolean showRenderBlock(BlockState state) {
         return whitelistBlocks.contains(state.getBlock());
     }
 
+    @Override
     public boolean getEnable() {
         return enable && MCPHTClient.CONFIG.xRay.enable;
     }
diff --git a/src/client/java/de/cscherr/mcpht/util/Hack.java b/src/client/java/de/cscherr/mcpht/util/Hack.java
new file mode 100644
index 0000000..cf1a463
--- /dev/null
+++ b/src/client/java/de/cscherr/mcpht/util/Hack.java
@@ -0,0 +1,39 @@
+package de.cscherr.mcpht.util;
+
+import de.cscherr.mcpht.MCPHTClient;
+import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
+import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
+import net.minecraft.client.option.KeyBinding;
+import net.minecraft.client.util.InputUtil;
+import org.lwjgl.glfw.GLFW;
+
+import java.util.Optional;
+
+public abstract class Hack {
+    public boolean enable = false;
+    public MaybeKey toggleKey;
+
+    public Hack(MaybeKey toggleKey) {
+        toggleKey = toggleKey;
+    }
+
+    public void init() {
+        if (toggleKey.hasKey) {
+            ClientTickEvents.END_CLIENT_TICK.register(client -> {
+                // NOTE: IDK why we need a while here
+                while (toggleKey.key.wasPressed()) {
+                    if (this.getEnable()) {
+                        MCPHTClient.LOGGER.info(String.format("toggle %s: %s",
+                                this.getClass().getSimpleName(),
+                                this.getEnable()));
+                        onKeyPress();
+                    }
+                }
+            });
+        }
+    }
+
+    public abstract void onKeyPress();
+
+    public abstract boolean getEnable();
+}
\ No newline at end of file
diff --git a/src/client/java/de/cscherr/mcpht/util/MaybeKey.java b/src/client/java/de/cscherr/mcpht/util/MaybeKey.java
new file mode 100644
index 0000000..f5790a5
--- /dev/null
+++ b/src/client/java/de/cscherr/mcpht/util/MaybeKey.java
@@ -0,0 +1,27 @@
+package de.cscherr.mcpht.util;
+
+import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
+import net.minecraft.client.option.KeyBinding;
+import net.minecraft.client.util.InputUtil;
+
+public class MaybeKey {
+    public KeyBinding key;
+    public String translationKey;
+    public String translationCategory;
+    public int keyCode;
+    public boolean hasKey;
+
+    public MaybeKey() {
+        hasKey = false;
+    }
+
+    public MaybeKey(String translationKey, String translationCategory, int keyCode) {
+        key = KeyBindingHelper.registerKeyBinding(new KeyBinding(
+                translationKey,             // Translation of name
+                InputUtil.Type.KEYSYM,      // Type: MOUSE or KESYM (Keyboard)
+                keyCode,            // The keycode of the key (default?)
+                translationCategory  // Translation key for the keybinding category
+        ));
+        hasKey = true;
+    }
+}
diff --git a/src/client/java/de/cscherr/mcpht/util/event/Event.java b/src/client/java/de/cscherr/mcpht/util/event/Event.java
new file mode 100644
index 0000000..f6379c0
--- /dev/null
+++ b/src/client/java/de/cscherr/mcpht/util/event/Event.java
@@ -0,0 +1,9 @@
+package de.cscherr.mcpht.util.event;
+
+import java.util.ArrayList;
+
+public abstract class Event<T extends Listener> {
+    public abstract void fire(ArrayList<T> listeners);
+
+    public abstract Class<T> getListenerType();
+}
\ No newline at end of file
diff --git a/src/client/java/de/cscherr/mcpht/util/event/Listener.java b/src/client/java/de/cscherr/mcpht/util/event/Listener.java
new file mode 100644
index 0000000..9dbf0b9
--- /dev/null
+++ b/src/client/java/de/cscherr/mcpht/util/event/Listener.java
@@ -0,0 +1,6 @@
+package de.cscherr.mcpht.util.event;
+
+import java.util.EventListener;
+
+public interface Listener extends EventListener {
+}
diff --git a/src/client/java/de/cscherr/mcpht/util/event/UpdateListener.java b/src/client/java/de/cscherr/mcpht/util/event/UpdateListener.java
new file mode 100644
index 0000000..a017a07
--- /dev/null
+++ b/src/client/java/de/cscherr/mcpht/util/event/UpdateListener.java
@@ -0,0 +1,25 @@
+package de.cscherr.mcpht.util.event;
+
+import java.util.ArrayList;
+import java.util.EventListener;
+
+public interface UpdateListener extends Listener {
+    public void onUpdate();
+    public static class UpdateEvent extends Event<UpdateListener>
+    {
+        public static final UpdateEvent INSTANCE = new UpdateEvent();
+
+        @Override
+        public void fire(ArrayList<UpdateListener> listeners)
+        {
+            for(UpdateListener listener : listeners)
+                listener.onUpdate();
+        }
+
+        @Override
+        public Class<UpdateListener> getListenerType()
+        {
+            return UpdateListener.class;
+        }
+    }
+}