Purpose:

The purpose of this datapack is to make the mace uncraftable without removing the heavy core.

Will not delete existing maces.

Instructions

1. Put the datapack in the datapacks folder
2. Run /datapack enable "file/Uncraftable_Mace"
3. Run /reload
4. Verify that you cannot craft a mace in survival mode.

To disable the datapack, simply remove it from the datapacks folder and restart the world.