Here is the full list of all 24 ROCPAIN: Rock Paper Scissors achievements.
Destroy 50 enemies
Destroy 100 enemies
Destroy 150 enemies
Destroy 250 enemies
Destroy 350 enemies
Destroy 450 enemies
Cut 50 Papers
Destroy 50 Scissors
Wrap 50 Rocks
Cut 100 Papers
Destroy 100 Scissors
Wrap 100 Rocks
Play for 5 Minutes
Play for 10 Minutes
Play for 15 Minutes
Play for 20 Minutes
Play for 25 Minutes
Play for 30 Minutes
Play for 40 Minutes
Play for 50 Minutes
Play for 60 Minutes
Play for 75 Minutes
Play for 90 Minutes
Play for 120 Minutes