diff --git a/patches/api/0339-Left-handed-API.patch b/patches/api/0339-Left-handed-API.patch
new file mode 100644
index 0000000000..c6c9f1b39f
--- /dev/null
+++ b/patches/api/0339-Left-handed-API.patch
@@ -0,0 +1,31 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Thu, 14 Oct 2021 12:36:46 -0500
+Subject: [PATCH] Left handed API
+
+
+diff --git a/src/main/java/org/bukkit/entity/Mob.java b/src/main/java/org/bukkit/entity/Mob.java
+index 07bedbc15ba2463d3c629ae68d229286d4033f79..984ad873f36c3dcc73703eb6902c4eab5f1e72b6 100644
+--- a/src/main/java/org/bukkit/entity/Mob.java
++++ b/src/main/java/org/bukkit/entity/Mob.java
+@@ -148,4 +148,20 @@ public interface Mob extends LivingEntity, Lootable {
+      * @return whether the mob is aware
+      */
+     public boolean isAware();
++
++    // Paper start
++    /**
++     * Check if Mob is left-handed
++     *
++     * @return True if left-handed
++     */
++    public boolean isLeftHanded();
++
++    /**
++      * Set if Mob is left-handed
++      *
++      * @param leftHanded True if left-handed
++      */
++    public void setLeftHanded(boolean leftHanded);
++    // Paper end
+ }
diff --git a/patches/server/0829-Left-handed-API.patch b/patches/server/0829-Left-handed-API.patch
new file mode 100644
index 0000000000..099fa6769c
--- /dev/null
+++ b/patches/server/0829-Left-handed-API.patch
@@ -0,0 +1,26 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Thu, 14 Oct 2021 12:36:58 -0500
+Subject: [PATCH] Left handed API
+
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java
+index 2386edf499cb292241f6ba60c1cdb46f2fe704ff..5a43e420f14fa52d71d41ff3694a179e7a1a5be3 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java
+@@ -134,5 +134,15 @@ public abstract class CraftMob extends CraftLivingEntity implements Mob {
+     public int getMaxHeadPitch() {
+         return getHandle().getMaxHeadXRot();
+     }
++
++    @Override
++    public boolean isLeftHanded() {
++        return getHandle().isLeftHanded();
++    }
++
++    @Override
++    public void setLeftHanded(boolean leftHanded) {
++        getHandle().setLeftHanded(leftHanded);
++    }
+     // Paper end
+ }