Acme Exploding Mallet
Acme Exploding Mallet was a product produced by Acme, a corporation found on a lot of products released in the 1980s.
Shining Armor switched the Mallet with Buck Withers' mallet via El Switcheroo in order to make him fail, however it instead made him succeed instead. Surprisingly, the Mallet had an insurance form included within it.