 The player also begins the game with the option to call on Mega Man's dog Rush, who can transform into a "Coil" springboard for jumping higher or a "Jet" for transversing long distances in the air.Mega Man's health, his special weapons, and his Rush options are all limited by energy gauges that can be refilled by picking up items found throughout each level.Special screws can also be picked up and used to buy items at Auto's shop between stages.