diff --git a/README.MD b/README.MD
index e2e8844..20ff4e5 100644
--- a/README.MD
+++ b/README.MD
@@ -76,6 +76,7 @@ This mod also contains patches for the following mods:
 - Realistic World Generation
 - Thaumcraft
 - The Lord of the Rings Mod: Legacy
+- The Mists of RioV
 - ThutCore/ThutMods
 - Tropicraft
 - Twilight Forest
diff --git a/build.gradle.kts b/build.gradle.kts
index edb48b4..5a9b07e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -197,6 +197,9 @@ dependencies {
     //Thaumcraft 4.2.3.5
     compileOnly(deobfCurse("thaumcraft-223628:2227552"))
 
+    //The Mists of RioV 2.5.2
+    compileOnly(deobfCurse("the-mists-of-riov-222477:2389797"))
+
     //ThutCore 2.0
     //Only available on dropbox
     compileOnly(deobf("mirror:thutcore:2.0"))
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/biome/tmor/ChunkProviderSanctuatiteMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/biome/tmor/ChunkProviderSanctuatiteMixin.java
new file mode 100644
index 0000000..2dcb031
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/biome/tmor/ChunkProviderSanctuatiteMixin.java
@@ -0,0 +1,47 @@
+/*
+ * EndlessIDs
+ *
+ * Copyright (C) 2022-2024 FalsePattern
+ * All Rights Reserved
+ *
+ * The above copyright notice, this permission notice and the words "MEGA"
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.falsepattern.endlessids.mixin.mixins.common.biome.tmor;
+
+import com.falsepattern.endlessids.mixin.helpers.BiomePatchHelper;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+import sheenrox82.RioV.src.world.chunk.ChunkProviderSanctuatite;
+
+import net.minecraft.world.biome.BiomeGenBase;
+import net.minecraft.world.chunk.Chunk;
+
+@Mixin(ChunkProviderSanctuatite.class)
+public abstract class ChunkProviderSanctuatiteMixin {
+    @Shadow(remap = false) private BiomeGenBase[] biomesForGeneration;
+
+    @Redirect(method = "provideChunk",
+              at = @At(value = "INVOKE",
+                       target = "Lnet/minecraft/world/chunk/Chunk;getBiomeArray()[B"),
+              require = 1)
+    private byte[] setBiomesTweaked(Chunk instance) {
+        return BiomePatchHelper.getBiomeArrayTweaked(instance, biomesForGeneration);
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
index c6bcedd..1017c9f 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
@@ -206,6 +206,9 @@ public enum Mixin implements IMixin {
     //region ThutCore
     ThutVector3Mixin(Side.COMMON, condition(() -> GeneralConfig.extendBiome).and(require(TargetedMod.THUTCORE)), "biome.thut.Vector3Mixin"),
     //endregion ThutCore
+    //region The Mists of RioV
+    ChunkProviderSanctuatiteMixin(Side.COMMON, condition(() -> GeneralConfig.extendBiome).and(require(TargetedMod.TMOR)), "biome.tmor.ChunkProviderSanctuatiteMixin"),
+    //endregion
     //region Tropicraft
     GenLayerTropiVoronoiZoomMixin(Side.COMMON, condition(() -> GeneralConfig.extendBiome).and(require(TargetedMod.TROPICRAFT)), "biome.tropicraft.GenLayerTropiVoronoiZoomMixin"),
     //endregion Tropicraft
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java b/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
index cfb0c91..b7bff7b 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
@@ -75,6 +75,7 @@ public enum TargetedMod implements ITargetedMod {
     RWG("Realistic World Gen", false, contains("rwg-")),
     THAUMCRAFT("Thaumcraft", false, contains("thaumcraft")),
     THUTCORE("ThutCore", false, contains("thutcore-").or(contains("thutmods-"))),
+    TMOR("The Mists Of RioV", false, contains("the mists of riov-").or(contains("the-mists-of-riov-"))),
     TROPICRAFT("Tropicraft", false, contains("tropicraft-")),
     TWILIGHTFOREST("Twilight Forest", false, contains("twilightforest")),
     UBC("Underground Biomes Constructs", false, contains("undergroundbiomesconstructs-").or(contains("undergroundbiomes-"))),