With extensive practice your skill with a warhammer has been nearly perfected, granting you the following benefits:

• Increase your Strength or Constitution by 1, to a maximum of 20.
• You gain a +1 bonus to melee attack rolls made with a mace, morningstar, war pick, or warhammer. This bonus increases to +3 if the target is wearing metal armor.
• You gain a +2 bonus to damage rolls, made with a mace, morningstar, war pick, or warhammer. This damage is bludgeoning damage no matter what weapon the attack is made with.