Not only has the weapon been added, this mod adds a small little story of how the Hammer got there in the first place - it ties in with the story of the prison so it's all Lore-Friendly. There will be a small journal on the ground next to the Hammer, as well as a potion, a helmet and a knapsack.
stats: Base damage of 20, Absorb Health 15 points for 3 seconds - it has a small amount of charge because it's pretty OP.