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