Here is the full list of all 30 Devil's Hunt achievements.
Unlock all Angel skills
Defeat Aldo
Do 100 finishers
Find all the secrets in Miami
Kill an Angel
Unlock all Demonic skills
Unlock all skill trees
Defeat the Protector
Receive a mark from Belial
Collect 100 souls
Find all the secrets in Jerusalem
Transform into Demon
Kill Embry
Sign the pact
Use a teleporter
Commit suicide
Survive the nightmare
Save yourself from certain death
Kill a Demon
Finish the game on easy difficulty
Finish the game on medium difficulty
Finish the game on hard difficulty
Escape Satanael
Kill 4 enemies at once
Drain 75 souls
Unlock all Void skills
Complete the game without dying
Knock off 20 enemies from a ledge
Play any chapter once again
Find and destroy all the Lucifer mirrors