Here is the full list of all 31 Bloody Trapland 2: Curiosity achievements.
Stinky unlocked
Unveil last level
Defeat cave boss
Find hidden entrance
Open passage with button
Close encounter
Activate first artifact
Found hidden passage
Find temple entrance
Open first secret door
Collect first crystal
Find hidden coin
Found hidden coin
Complete 20 levels without any deaths
Picked up coin
Reached Desert world
Complete 10 levels without any deaths
Defeat Skogstrollet
Find secret passage
Complete 5 levels without any deaths
Complete 3 levels without any deaths
Collect first coin
Complete a level without any deaths
Defeat mnt boss
Activate hidden btn
Reached mnt world
Reached cave world
First time on a boat
Defeat desertboss