Mister Boney Pants Guy is the first boss encountered in Tiny Tina's Assault on Dragon Keep. He is a Midget Skeleton at the Unassuming Docks that fights with a mace. He is summoned to replace the Handsome Dragon after Tiny Tina was chastised for starting off with an impossible boss fight.
*thumbKilling gives the achievement "I Totes Planned That Boss."
*Mister Boney Pants Guy has a high chance to drop green or blue weapons.
*Mister Boney Pants Guy dropped the Longbow on Day 6, Week 1 of the Borderlands 2 $100,000 Loot Hunt.