You have died at least 5 times in any single player mode.
You have smashed a minimum of 20 barrels in a single arcade game in any arena.
You have smashed a minimum of 50 barrels in a single arcade game in any arena.
You have beaten the Dragon's Nest challenge in campaign mode.
You have smashed a minimum of 100 barrels in a single arcade game in any arena.
You have smashed a minimum of 150 barrels in a single arcade game in any arena.
