Between

Between is a joke biome introduced in Java Edition 20w14∞. It generates in the fleet dimension.

If created as a Buffet world, the between biome consists of somewhat hilly terrain made out of stone. Some hills can reach Y=90. The biome is filled with an infinite fleet of end ships in a grid pattern, generating both in the sky and the underground. The fleet has three layers of end ships. The lowest blocks of the lowest end ships generate at Y=50, and the highest blocks of the highest end ships generate at Y=173. There are no caves or any other terrain features. No mobs spawn naturally in this biome.

The end ships are almost identical to those that spawn in end cities, with two key differences: