Thalassa: Edge of the Abyss Achievements25 achievements
The Dive
Complete the prologue
72.9%
Common
Welcome home
Return to the Thalassa
67.2%
Common
Intrusive thoughts
53.8%
Common
A step closer to the truth
Complete all crucial mysteries needed to progress to Deck 2
49.3%
Uncommon
Nautical Nomad
Visit all areas on the Thalassa
12.7%
Epic
Mystery Novice
Solve 10 Mysteries
52.8%
Common
Solution Seeker
Solve 20 Mysteries
50.6%
Common
Secret Sage
Solve 30 Mysteries
48.0%
Uncommon
Mystery Virtuoso
Solve 40 Mysteries
46.2%
Uncommon
Secret Savant
Solve 50 Mysteries
40.3%
Uncommon
Master of Mysteries
Solve all Mysteries
30.9%
Uncommon
Poly the Cat
Pet Poly the Cat
57.3%
Common
Undying bond
38.6%
Uncommon
Finding a home
45.4%
Uncommon
Secrets of a friend
45.9%
Uncommon
Puppylove
43.6%
Uncommon
A captains trust
42.5%
Uncommon
Integrity over fame
42.7%
Uncommon
No one to blame
42.8%
Uncommon
Memories of a better time
56.9%
Common
Heartless
3.1%
Legendary
Letting go
43.5%
Uncommon
Chained by grief
12.0%
Epic
Curiosity
Open the sunken drawer before getting to the Thalassa
67.3%
Common
Avid listener
Listen to all Wax roll recordings in the game
37.8%
Uncommon
Overview
0.0%Avg Completion
0.0% of players have 100%
Worth up to 400 points · rarity-weighted per game
Rarity Breakdown
Legendary
1
Epic
2
Rare
0
Uncommon
14
Common
8
External Links