Here is the full list of all 30 RoShamBo achievements.
Reach league level: 1000.
Get character's level 17.
Lose 70000 HP in battles.
Win 50 PvP battles.
Beat out 20000 HP in battles.
Reach league level: 500
Gain 100 teeth in battles.
Gain 2 inventory items.
Lose 7 PvP battles.
Get character's level 8.
Lose 3000 HP in battles.
Reach league level: 200.
Win 5 PvP battles.
Beat out 1000 HP in battles.
Win 500 PvP battles.
Lose 75 PvP battles.
Lose 500 PvP battles.
Win 3 fights against bosses.
Win 10 fights against bosses.
Win 25 fights against bosses.
Gain 3000 teeth in battles.
Gain 30000 teeth in battles.
Gain 4 inventory items.
Gain 6 inventory items.
Get character's level 25.
Beat out 5000000 HP in battles.
Lose 5000000 HP in battles.
Earn tooth in spin: 500
Earn tooth in spin: 2000
Earn tooth in spin: 5000