Demon Crusher
Made by Xantor Stromgate, a dwarven weaponsmith, at the pinnacle of his craft around 35 AR. He was inspired to forge this warhammer after fate had him wondering the Endless Wastes of the 363rd Layer of the Abyss. A tiefling (or so ol' Xanny thought) who introduced himself simply as Red, was his savior and guided him to the Balor Maw Lake where he was able to escape the horrors that run rampant in the never-ending chaos of the Abyss.
Made from Adamantine that came from the Abyss itself and purified with Mythril and Silver, Paush, the Demon Lord of the Abyss seeks this weapon to destroy it. As he fears it could destroy his very essence, pulverising him into Limbo at best. And non-existence at the worst.
Though Demon Crusher is most effective whenst applied to its name, it is a formidable weapon against any who would be so foolish to take on its weilder ...