Reach stage 2

Reach stage 3

Reach stage 4

Reach stage 5

Reach the final stage

Destroy the enemy "secret weapon" in the final stage

Shoot at least 7 enemies with the gun

Have 9 power ups

Have 9 lives

Clear all 6 stages without using a continue

Fire a rocket, throw a grenade, and fire a gun

Reach stage 3 without climbing on any ladders and without dying

Reach stage 3 without using rockets or grenades and without dying