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