Rush Jet Adapter:To unlock the Rush Jet Adapter, defeat 5 Robot Masters.Extra lives:On the first Dr. Wily stage, after the checkpoint there are two pipes which have weak respawning enemies. Use Jewel Satellite and stand on top of the pipes. It will take some time, but you will get extra lives and lots of bolts.Infinite screws in Hornet Man stage:At the beginning of Hornet Man