The Tiny Tina's Assault on Dragon Keep Add-on for Borderlands 2 has 10 achievements.
Wielded the Mysterious Amulet.
Demonstrated your skill, or lack thereof, at rolling the magical treasure orb of many sides.
Won the most challenging round in Murderlin's Temple.
Vanquished the Ancient Dragons of Destruction.
Fed thy noble queen 3 times during one visit to her quarters.
Completed thy quest by rescuing yonder queen.
Showed thine worst enemy, the abomination known as "The Darkness", who is the nerdiest of them all.
Unsheathed 5 swords from Immortal Skeletaurs without leaving the area.
Introduced thyself to the White Knight.
Slew Mister Boney Pants Guy.