Ex Nihilo
Create something from nothing. Perfect for a skyblock world, allowing you to create ores, water, and lava from just a tree.
Crook - Increases drop rate of saplings, apples, and string from breaking leaves
Hammer - Gives gravel when breaking cobblestone and sand when breaking gravel
Barrel - Gives dirt when you put in 5 leaves, apples, or saplings
Sieve - Gives loot when putting in dirt, gravel, sand, or soul sand
Crucible - Gives water when you put in 5 leaves, apples, or saplings
Stone Crucible - Gives lava when you put in 5 cobblestone