Here is the full list of all 25 The Prometheus Secret Noohra achievements.
250 Orb Bounces
Squish 50 Crawlies
Clear 25 Stages
Die 50 Times
50 Card Round Wins
3 x Treasure Caves
Top-up Noohra 25x
Use Poison Spell 20x
Unlock Roman World
Get Your Feet Wet
Destroy 250 Cards
Defense Counter > 18
Unlock All Profiles
Defeat 25 Bosses
5000 Orb Bounces
Clear 100 Stages
10 Card Round Wins
Squish 500 Crawlies
Die 150 Times
Squish 1000 Crawlies
2500 Orb Bounces
Cast 100 Spells
Reach 5 Million Score
Attack Counter > 18