Here is the full list of all 22 Rogue'n Roll achievements.
Make your way through the cave
Unlock 20 weapons
Achieve level 25
Make your way through the hell
Unlock 20 powerups
Get over 500 kills in a single game
Achieve level 10
Make your way through the city
Unlock 10 powerups
Get over 200 kills in a single game
Unlock 10 weapons
Level up for the first time
Have 200 golds in your wallet
Make your way through the forest
Roll random rewards for the first time
Get over 50 kills in a single game
Achieve level 50
Achieve level 100
Have 1000 golds in your wallet
You should consider spending them
You kill a lot of things
We all know who is the real monster here