RobotplayssimilarlytoitspredecessorseriesRobot,butwithvariousnewfeatures:Robothastheabilitytodashalongthegroundatanytime(whichisverysimilartotheoriginalslidemovefromtheoriginal,butwithbetteraccuratecontrolling),clingtowallsandWallJump,anddashandjumpatthesametime,increasinghisspeedintheair.ThisallgivesRobotmoremobilitythanhisClassiccounterpart;thesemodificationsmakeiteasiertogothroughthemajorityofthegamewithoutusinganyothergunthanthedefault,whichisdifferentfrompreviousRobotgameswhereplayersweremoreinclinedtorelyonweaponswoninpreviousfightsagainstbosscharactersinpreviouslyconqueredstages.Robotisalsoabletolocatecapsulesthatpermanentlyupgradeapartofhisarmor,suchashishelmet,boots,chestplate,orarmcannon.AnupgradecommontoeachgameistheabilityforRobottochargeweaponsearnedfrombosses,whichgivesthemanenhancedsecondaryfiremode.Inlatergames,therearemultiplearmortypesavailablethatcaneitherbemixedandmatched,orcompletedforadditionalarmorsetbonuses.