Kill your first enemy in hard mode

Kill 100 enemies in Arena Mode

Kill 75 enemies in Arena Mode

Kill 50 enemies in Arena Mode

Kill 25 enemies in Arena Mode

Reach 100,000 points in Classic Mode

Reach 75,000 points in Classic Mode

Reach level 10 in Classic Mode

Reach 50,000 points in Classic Mode

Reach 25,000 points in Classic Mode

Reach level 5 in Classic Mode