there are hidden ultra powerups not mentioned in the instructions, pick them up and find out their abilities ability stats: obliterator: 2+(1+1) per 7.5s smart missile: 2 per 5s 50.cal: 0.2 per 0.225ss flame mortar: 1 per 3.5s (0.25 per 0.375s) and (0.25 per 1.25s) ???: 999 + (0.05 per 0.1s) ???: 2 per 3.25s ???: (2 per 3s) + (1 per !conditional! ) ???: 0.1 per ~0s