Here is the full list of all 26 Tiny Force Deluxe achievements.
Execute a Double Kill
Unlock a character
Win the 1º stage
Win the 1º wave
Win the 1º world
Defeat Chimerax boss
Defeat Cold Arm boss
Defeat Dreichen boss
Defeat SliceBot & ShellBot boss
Defeat Noctrice boss
Unlock all the Forest characters
Unlock all the Freezing Mountains characters
Unlock all the Volcano characters
Unlock all the Flying Fortress characters
Unlock all the Underworld characters
Get 5 hits
Get 10 hits
Evolve a character
Get all the stars
Clear a stage without taking damage
Evolve all characters
Execute a Triple Kill
Execute a Quadra Kill
Execute a Penta Kill
Execute a Hexa Kill
Use 20 Ultras