🔀 Random Bubble Block (Vanilla Datapack 1.21.11)

by Heykikoo · 2026-03-07 · Data packs

🔄 Update – Version 1.2 Changes in this update: 09.03.26 ✔ Added new blocks to the random block pool ✔ Fixed several bugs This datapack creates an invisible bubble around the player that constantly transforms the world. As you move through the world, a hidden bubble follows the player. Inside this bubble, the terrain is regenerated using a random block from a predefined list . Every 16 blocks of movement , the area around the player is updated again, causing the environment to continuously change while exploring. This creates a chaotic and unpredictable survival experience where the world is constantly reshaped around you. ⚠️ Performance Notice This datapack modifies blocks dynamically while you explore the world. Because of this, it can be performance intensive , especially when moving quickly through new areas or playing on lower-end hardware. The datapack has already been optimized to reduce lag as much as possible , but some performance impact may still occur depending on: exploration speed server performance multiplayer usage world size If you experience lag, try slowing down exploration or using it in singleplayer. 💡 Alternative Versions If you are interested in: an even faste