Density is a mace enchantment that provides 0.5 additional damage per level for each block fallen with the mace.

Obtaining

Density can be obtained from enchanting tables, ominous vaults, and by trading with a librarian of any level.

Incompatibilities

Density is mutually exclusive with Smite, Bane of Arthropods, and Breach. However, if commands are used to have two or more of these enchantments on the same item, the effects stack.

Issues

Issues relating to "Density" are maintained on the bug tracker. Report issues there.