The Chaos Cubed update has officially landed in Minecraft Java Edition, and it is one of the finest content drops Mojang has delivered in years. From a brand-new underground biome packed with bubbling sulfur pools to a physics-defying mob that transforms based on what it eats, there are many new features making their way into the sandbox title. The update has also introduced several changes and bug fixes, ensuring an optimal gaming experience for everyone. Below, we take a look at the patch notes from the Minecraft 26.2 Java Chaos Cubed update.
Minecraft Java 26.2 Chaos Cubed Update Patch Notes
Sulfur Cube Mob
- Spawns in the new Sulfur Caves biome.
- Absorbs blocks held by players, disabling its AI and changing its physical archetype based on the block type.
- Key archetypes include Bouncy (wood), Fast Sliding (ice), Light (wool), Sticky (honeycomb), Hot (magma - damages on contact), and Explosive (TNT - can be primed by Redstone, fire, or explosions).
- Players can use Shears to remove an absorbed block and re-enable its AI.
- Small Sulfur Cubes can be fed Slimeballs to grow into large ones.
- Large Sulfur Cubes can be picked up with an empty Bucket.
- Dispensers can insert, swap, and shear blocks inside a Sulfur Cube.
- Splits into two small Sulfur Cubes when killed.
Sulfur Caves Biome
- Generates naturally underground with bands of Sulfur and Cinnabar.
- Spawns Sulfur Cubes and Cave Spiders.
- Features Sulfur Pools containing Potent Sulfur.
- Sulfur Springs generate above the biome on the surface in four size variants: Small, Medium, Large, and Extra Large.
New Blocks
- Cinnabar and Sulfur block sets - Full stone-type block sets in red and yellow, each with Polished, Bricks, Slabs, Stairs, Walls, and Chiseled variants.
- Potent Sulfur - Generates in water pools inside Sulfur Caves; creates Geysers when placed beneath water over Magma or Lava; produces a nausea-causing noxious gas cloud on the water surface.
- Sulfur Spike - New stalactite and stalagmite block that generates on Sulfur surfaces; stalactites can grow and fall; Thrown Tridents break Sulfur Spikes.
Friends List
- Accessible from a new button on the Title Screen and Pause Menu (default keybind: O).
- Allows players to send, accept, decline, and manage friend requests by Profile Name.
- Friends' presence shown as Offline, Online, Online (LAN), Online (World), Online (Realm), or Online (Server).
- Toast notifications appear for friend request activity.
- New Friends List settings added to Online Options including Allow Requests, In-Game Notifications, and Visibility toggles.
Music and Advancements
- New music disc: Bounce by fingerspit - found in Mineshaft Chest Minecarts in Sulfur Caves biomes.
- Five new background tracks by fingerspit: Shores, Memories, Nightly, Home, and Ebb.
- New advancement: "Uh Oh" - awarded for having a Sulfur Cube absorb a TNT block.
Experimental Vulkan Support
- New Graphics API setting in Video Settings: Default, Prefer Vulkan (Experimental), and Prefer OpenGL.
- Vulkan is not yet the default but represents Mojang's intended long-term rendering direction.
- Falls back to OpenGL on unsupported hardware.
Changes
- Hoglins are now considered hostile and no longer spawn on Peaceful difficulty.
- Beds are now slightly more bouncy to match Bedrock Edition.
- When an entity bounces off a block or collidable entity, it emits a vibration of frequency 2.
- Updated Main Menu background panorama.
- Removed Touchscreen Mode.
- The host of a world now has access to Game Mode and Allow Commands buttons in the World Options screen.
- Separate chat and command spam thresholds added to server properties.
Bug Fixes
Notable fixes include:
- Fixed severe framerate drops introduced in 26.1, including drops from large numbers of banners, decorated pots, and particle overload.
- Fixed players being kicked for running multiple commands quickly in multiplayer.
- Fixed a crash when trying to upgrade a legacy world.
- Fixed Wardens repeatedly roaring in place when detecting Ghasts.
- Fixed Dolphins drowning themselves when no players are nearby.
- Fixed Campfires causing bees to work much more slowly.
- Fixed the game softlocking when the saves folder is not writable during world creation.
- Fixed transparent blocks flickering as the camera moves.
- Fixed Shulkers' name tags displaying inside them when open.
- Fixed growing world borders resetting to their starting size upon reopening the world.
This was all you needed to know about Minecraft Java 26.2 Chaos Cubed update patch notes.
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