diff --git a/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractProtocol.java b/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractProtocol.java
index bc939f55f..6bc7b7aaa 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractProtocol.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractProtocol.java
@@ -64,12 +64,13 @@ public abstract class AbstractProtocol<CU extends ClientboundPacketType, CM exte
     protected final Class<CM> mappedClientboundPacketType;
     protected final Class<SM> mappedServerboundPacketType;
     protected final Class<SU> unmappedServerboundPacketType;
-    private final PacketTypesProvider<CU, CM, SM, SU> packetTypesProvider;
-    private final PacketMappings serverboundMappings = PacketMappings.arrayMappings();
-    private final PacketMappings clientboundMappings = PacketMappings.arrayMappings();
+    protected final PacketTypesProvider<CU, CM, SM, SU> packetTypesProvider;
+    protected final PacketMappings clientboundMappings;
+    protected final PacketMappings serverboundMappings;
     private final Map<Class<?>, Object> storedObjects = new HashMap<>();
     private boolean initialized;
 
+    @Deprecated
     protected AbstractProtocol() {
         this(null, null, null, null);
     }
@@ -84,6 +85,8 @@ public abstract class AbstractProtocol<CU extends ClientboundPacketType, CM exte
         this.mappedServerboundPacketType = mappedServerboundPacketType;
         this.unmappedServerboundPacketType = unmappedServerboundPacketType;
         this.packetTypesProvider = createPacketTypesProvider();
+        this.clientboundMappings = createClientboundPacketMappings();
+        this.serverboundMappings = createServerboundPacketMappings();
     }
 
     @Override
@@ -188,6 +191,14 @@ public abstract class AbstractProtocol<CU extends ClientboundPacketType, CM exte
         );
     }
 
+    protected PacketMappings createClientboundPacketMappings() {
+        return PacketMappings.arrayMappings();
+    }
+
+    protected PacketMappings createServerboundPacketMappings() {
+        return PacketMappings.arrayMappings();
+    }
+
     private <P extends PacketType> Map<State, PacketTypeMap<P>> packetTypeMap(Class<P> packetTypeClass) {
         if (packetTypeClass != null) {
             Map<State, PacketTypeMap<P>> map = new EnumMap<>(State.class);
diff --git a/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractSimpleProtocol.java b/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractSimpleProtocol.java
index 27e6d5ef8..4403f73ca 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractSimpleProtocol.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/protocol/AbstractSimpleProtocol.java
@@ -22,6 +22,15 @@
  */
 package com.viaversion.viaversion.api.protocol;
 
+/**
+ * A simple protocol which does not have any packet types.
+ * <p>
+ * {@link AbstractProtocol} should be preferred over this class in most cases.
+ */
 public abstract class AbstractSimpleProtocol extends AbstractProtocol<SimpleProtocol.DummyPacketTypes, SimpleProtocol.DummyPacketTypes,
         SimpleProtocol.DummyPacketTypes, SimpleProtocol.DummyPacketTypes> implements SimpleProtocol {
+
+    protected AbstractSimpleProtocol() {
+        super(null, null, null, null);
+    }
 }
diff --git a/api/src/main/java/com/viaversion/viaversion/api/protocol/SimpleProtocol.java b/api/src/main/java/com/viaversion/viaversion/api/protocol/SimpleProtocol.java
index 913bd89a5..9c3457492 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/protocol/SimpleProtocol.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/protocol/SimpleProtocol.java
@@ -39,7 +39,7 @@ public interface SimpleProtocol extends Protocol<SimpleProtocol.DummyPacketTypes
 
         @Override
         public int getId() {
-            return ordinal();
+            return 0;
         }
 
         @Override
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_14_2to1_14_1/Protocol1_14_2To1_14_1.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_14_2to1_14_1/Protocol1_14_2To1_14_1.java
index f44a6fdb3..e80e5ce80 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_14_2to1_14_1/Protocol1_14_2To1_14_1.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_14_2to1_14_1/Protocol1_14_2To1_14_1.java
@@ -22,4 +22,8 @@ import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ClientboundPacke
 import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ServerboundPackets1_14;
 
 public class Protocol1_14_2To1_14_1 extends AbstractProtocol<ClientboundPackets1_14, ClientboundPackets1_14, ServerboundPackets1_14, ServerboundPackets1_14> {
+
+    public Protocol1_14_2To1_14_1() {
+        super(ClientboundPackets1_14.class, ClientboundPackets1_14.class, ServerboundPackets1_14.class, ServerboundPackets1_14.class);
+    }
 }
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_1to1_15/Protocol1_15_1To1_15.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_1to1_15/Protocol1_15_1To1_15.java
index bfed14c58..59d968639 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_1to1_15/Protocol1_15_1To1_15.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_1to1_15/Protocol1_15_1To1_15.java
@@ -22,4 +22,8 @@ import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ServerboundPacke
 import com.viaversion.viaversion.protocols.protocol1_15to1_14_4.ClientboundPackets1_15;
 
 public class Protocol1_15_1To1_15 extends AbstractProtocol<ClientboundPackets1_15, ClientboundPackets1_15, ServerboundPackets1_14, ServerboundPackets1_14> {
+
+    public Protocol1_15_1To1_15() {
+        super(ClientboundPackets1_15.class, ClientboundPackets1_15.class, ServerboundPackets1_14.class, ServerboundPackets1_14.class);
+    }
 }
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_2to1_15_1/Protocol1_15_2To1_15_1.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_2to1_15_1/Protocol1_15_2To1_15_1.java
index 117f0c3a2..82c61b90d 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_2to1_15_1/Protocol1_15_2To1_15_1.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_15_2to1_15_1/Protocol1_15_2To1_15_1.java
@@ -22,4 +22,8 @@ import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ServerboundPacke
 import com.viaversion.viaversion.protocols.protocol1_15to1_14_4.ClientboundPackets1_15;
 
 public class Protocol1_15_2To1_15_1 extends AbstractProtocol<ClientboundPackets1_15, ClientboundPackets1_15, ServerboundPackets1_14, ServerboundPackets1_14> {
+
+    public Protocol1_15_2To1_15_1() {
+        super(ClientboundPackets1_15.class, ClientboundPackets1_15.class, ServerboundPackets1_14.class, ServerboundPackets1_14.class);
+    }
 }
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_1to1_16/Protocol1_16_1To1_16.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_1to1_16/Protocol1_16_1To1_16.java
index de67773a1..adc005aee 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_1to1_16/Protocol1_16_1To1_16.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_1to1_16/Protocol1_16_1To1_16.java
@@ -22,4 +22,8 @@ import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.ClientboundPacke
 import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.ServerboundPackets1_16;
 
 public class Protocol1_16_1To1_16 extends AbstractProtocol<ClientboundPackets1_16, ClientboundPackets1_16, ServerboundPackets1_16, ServerboundPackets1_16> {
+
+    public Protocol1_16_1To1_16() {
+        super(ClientboundPackets1_16.class, ClientboundPackets1_16.class, ServerboundPackets1_16.class, ServerboundPackets1_16.class);
+    }
 }
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_3to1_16_2/Protocol1_16_3To1_16_2.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_3to1_16_2/Protocol1_16_3To1_16_2.java
index 468692466..8d172e1d9 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_3to1_16_2/Protocol1_16_3To1_16_2.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_16_3to1_16_2/Protocol1_16_3To1_16_2.java
@@ -22,4 +22,8 @@ import com.viaversion.viaversion.protocols.protocol1_16_2to1_16_1.ClientboundPac
 import com.viaversion.viaversion.protocols.protocol1_16_2to1_16_1.ServerboundPackets1_16_2;
 
 public class Protocol1_16_3To1_16_2 extends AbstractProtocol<ClientboundPackets1_16_2, ClientboundPackets1_16_2, ServerboundPackets1_16_2, ServerboundPackets1_16_2> {
+
+    public Protocol1_16_3To1_16_2() {
+        super(ClientboundPackets1_16_2.class, ClientboundPackets1_16_2.class, ServerboundPackets1_16_2.class, ServerboundPackets1_16_2.class);
+    }
 }