Here is the full list of all 17 Temporal Temple achievements.
Unlock Dan
Die 25 times
You found it!
Unlock Mary
Unlock Big Tam
Unlock Jakarta
Watch the credits. Thanks!
Jump 69 times in a single run
Unlock Bone Boy
Use the chest three times in a single run
Last over 60 seconds in a single run
Purchase a weapon from the chest
Kill a haunted enemy
Use the Healing Shrine to recover health
Kill five Big Guys in a single run
Purchase an item from the shop
Last at least 30 seconds in a single run