Full list of all 11 Lulu's Temple achievements.
The base game contains 3 achievements, and there is 1 DLC pack containing 8 achievements.
Beat the game.
Befriend the golden scarab.
Kill the ominous bastard.
Complete stage 1.
Complete stage 2.
Complete stage 3.
Complete stage 4.
Complete stage 5.
Complete stage 6.
Complete stage 7.
Complete stage 8.