diff --git a/build.gradle.kts b/build.gradle.kts
index ca6cfb6b..91d5c2db 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -49,6 +49,14 @@ allprojects {
             name = "JitPack"
             url = URI("https://jitpack.io")
         }
+        maven {
+            name = "Modrinth"
+            url = URI("https://api.modrinth.com/maven")
+        }
+        maven {
+            name = "Shedaniel"
+            url = URI("https://maven.shedaniel.me")
+        }
     }
 
     dependencies {
diff --git a/cardinal-components-block/build.gradle b/cardinal-components-block/build.gradle
index 5e8a3ae3..9c4196fd 100644
--- a/cardinal-components-block/build.gradle
+++ b/cardinal-components-block/build.gradle
@@ -4,4 +4,5 @@ dependencies {
     annotationProcessor api(project(path: ":cardinal-components-base", configuration: "namedElements"))
     modApi fabricApi.module("fabric-api-lookup-api-v1", rootProject.fabric_api_version)
     testmodImplementation project(":cardinal-components-base").sourceSets.testmod.output
+    modCompileOnly "com.github.iPortalTeam:ImmersivePortalsMod:${rootProject.immersive_portals_version}"
 }
diff --git a/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/BlockEntityAddress.java b/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/BlockEntityAddress.java
index 670fbf9c..d3c10ca3 100644
--- a/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/BlockEntityAddress.java
+++ b/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/BlockEntityAddress.java
@@ -27,16 +27,21 @@
 import net.minecraft.network.codec.PacketCodec;
 import net.minecraft.network.codec.PacketCodecs;
 import net.minecraft.registry.Registries;
+import net.minecraft.registry.RegistryKey;
+import net.minecraft.registry.RegistryKeys;
 import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
 
 public record BlockEntityAddress(
     BlockEntityType<?> beType,
-    BlockPos bePos
+    BlockPos bePos,
+    RegistryKey<World> worldKey
 ) {
 
     public static final PacketCodec<RegistryByteBuf, BlockEntityAddress> CODEC = PacketCodec.tuple(
         PacketCodecs.entryOf(Registries.BLOCK_ENTITY_TYPE), BlockEntityAddress::beType,
         BlockPos.PACKET_CODEC, BlockEntityAddress::bePos,
+        RegistryKey.createPacketCodec(RegistryKeys.WORLD), BlockEntityAddress::worldKey,
         BlockEntityAddress::new
     );
 }
diff --git a/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/CcaBlockClient.java b/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/CcaBlockClient.java
index 8b4ef6b0..9a8345a5 100644
--- a/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/CcaBlockClient.java
+++ b/cardinal-components-block/src/main/java/org/ladysnake/cca/internal/CcaBlockClient.java
@@ -24,17 +24,37 @@
 
 import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientBlockEntityEvents;
 import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.world.World;
 import org.ladysnake.cca.api.v3.component.ComponentProvider;
 import org.ladysnake.cca.internal.base.CcaClientInternals;
+import qouteall.imm_ptl.core.ClientWorldLoader;
+
+import java.util.Optional;
 
 public class CcaBlockClient {
+    private static boolean hasImmersivePortals = false;
+
     public static void initClient() {
+        hasImmersivePortals = FabricLoader.getInstance().isModLoaded("immersive_portals");
+
         if (FabricLoader.getInstance().isModLoaded("fabric-networking-api-v1")) {
             CcaClientInternals.registerComponentSync(CardinalComponentsBlock.PACKET_ID,
-                (payload, ctx) -> payload.componentKey().flatMap(key -> key.maybeGet(payload.targetData().beType().get(
-                    ctx.client().world,
-                    payload.targetData().bePos()
-                ))
+                (payload, ctx) -> payload.componentKey().flatMap(key -> {
+                    World world;
+                    if (hasImmersivePortals) {
+                        world = ClientWorldLoader.getOptionalWorld(payload.targetData().worldKey());
+                        if (world == null) {
+                            return Optional.empty();
+                        }
+                    } else {
+                        world = ctx.client().world;
+                    }
+
+                    return key.maybeGet(payload.targetData().beType().get(
+                        world,
+                        payload.targetData().bePos()
+                    ));
+                }
             ));
         }
         if (FabricLoader.getInstance().isModLoaded("fabric-lifecycle-events-v1")) {
diff --git a/cardinal-components-block/src/main/java/org/ladysnake/cca/mixin/block/common/MixinBlockEntity.java b/cardinal-components-block/src/main/java/org/ladysnake/cca/mixin/block/common/MixinBlockEntity.java
index e6341ceb..fa362bc9 100644
--- a/cardinal-components-block/src/main/java/org/ladysnake/cca/mixin/block/common/MixinBlockEntity.java
+++ b/cardinal-components-block/src/main/java/org/ladysnake/cca/mixin/block/common/MixinBlockEntity.java
@@ -102,9 +102,14 @@ public Iterable<ServerPlayerEntity> getRecipientsForComponentSync() {
 
     @Override
     public <C extends AutoSyncedComponent> ComponentUpdatePayload<?> toComponentPacket(ComponentKey<? super C> key, boolean required, RegistryByteBuf data) {
+        World world = this.getWorld();
+        if (world == null) {
+            return null;
+        }
+
         return new ComponentUpdatePayload<>(
             CardinalComponentsBlock.PACKET_ID,
-            new BlockEntityAddress(this.getType(), this.getPos()),
+            new BlockEntityAddress(this.getType(), this.getPos(), world.getRegistryKey()),
             required,
             key.getId(),
             data
diff --git a/gradle.properties b/gradle.properties
index f2c88033..71f6bdbc 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -12,6 +12,8 @@ fabric_api_version=0.110.5+1.21.4
 
 elmendorf_version=0.13.0
 
+immersive_portals_version=v6.0.3-mc1.21.1
+
 #Publishing
 mod_version = 6.2.1
 curseforge_id = 318449