Here is the full list of all 39 Rogue Heroes: Ruins of Tasos achievements.
Catch all fish types
Collect all Power Spheres
Harvest 50 crops
Collect all classes
Reach floor 25 in the Endless Abyss
Record all enemies in the Book of Beasts
Defeat Omega Titan and save Tasos
Defeat Glaciostraza, Guardian of Kryomar Temple
Open all Shortcut Ramps
Catch a fish
Spend 150,000 total Gems
Stop the blizzard on Mount Sekoset
Collect all equipment
Defeat Kaimieror, Guardian of Fyrotek Castle
Stop the lava flow in the Overgrowth
Collect 100,000 total Gems
Defeat Necrosaur
Defeat Rhizomorph, Guardian of Welestar Chamber
Spend 50,000 total Gems
Block 100 projectiles with the shield
Open 200 chests
Dig up 20 buried objects
Ride in a Croaker in Crumwell Swamp
Light 100 torches
Bust up 100 crates
Collect acorns for Evie
Defeat Koleoptera, Guardian of Terakar Keep
Collect 10,000 total Gems
Build all buildings
Spend 5,000 total Gems
Break 500 pots
Destroy 500 monsters
Build 10 buildings
Build 5 buildings
Collect 1,000 total Gems
Cut down 500 bushes
Acquire the Book of Beasts from Nik
Build Griff's Workshop
Die and be resurrected