Complete the game tutorial.

Kill your first enemy.

Kill 2 enemies with one grenade.

Kill 3 enemies with one grenade.

Kill an enraged enemy.

Kill 2 enraged enemies with one grenade.

Kill 3 enraged enemies with one grenade.

Kill 50 enraged enemies.

Finish a level with 3 stars.

Kill 100 enemies.

Kill 250 enemies.

Kill 1000 enemies.

Finish a world with 3 stars in every level.

Finish all levels in 3 worlds with 3 medals.

Hit 100 enemies with a grenade.

Finish 60 levels with 3 stars.

Explode 10 bonus boxes.

Try the same level 25 times in a row.

Do more than 60,000 points in one level.

Do more than 100,000 points in one level.