Mob spawner is an essential build in every Minecraft world, so here is how you can make a mob farm in the sandbox game.

To make a mob farm in Minecraft that automatically spawns and kills enemies, you'll need stone, trapdoors, chests, hoppers, slabs, and water.

The Slime is a green cube in Minecraft, and is a hostile mob. Slimes do not spawn within 24 blocks of any player, and they despawn over time if no player is within 32 blocks.