Maces of the Apocalypse adds a bunch of new maces to Minecraft, each with its own abilities and charge system. Crafting the normal mace recipe gives you a random mace, and you can level it up by defeating mobs.
Stasis Weapons is a Stasis Paradox addon that adds a full set of stasis-infused tools and armor. The gear is built around freezing enemies, stopping incoming attacks, and upgrading your equipment through multiple tiers.