. ▁acceleration , ▁top ▁speed , ▁boost , ▁and ▁man eu ver ability . ▁S led s ▁are ▁un locked ▁by ▁ste aling ▁them ▁from ▁oppon ents . ▁To ▁un lock ▁a ▁s led , ▁the ▁player ▁must ▁knock ▁their ▁oppon ent ▁off ▁it , ▁jump ▁off ▁their ▁existing ▁s led , ▁clim b ▁onto ▁the ▁target ▁s led , ▁and ▁successfully ▁complete ▁the ▁level . ▁Un locked ▁s led s ▁are ▁not ▁lost ▁when ▁d itch ed ▁for ▁a ▁newer ▁model . ▁Most ▁of ▁the ▁s led s ▁will ▁also ▁un lock ▁if ▁all ▁of ▁the ▁levels ▁of ▁a ▁certain ▁tier ▁of ▁competition ▁are ▁successfully ▁be aten . ▁The ▁tier ▁that ▁the ▁s led ▁will ▁be ▁un locked ▁on ▁is ▁generally ▁one ▁or ▁two ▁t iers ▁after ▁the ▁first ▁level ▁the ▁s led ▁was ▁introduced . ▁ ▁Most ▁of ▁the ▁end - game ▁s led s ▁cannot ▁be ▁un locked ▁in ▁this ▁way . ▁ ▁While ▁each ▁of ▁the ▁play able ▁characters ▁has ▁a ▁different ▁name ▁and ▁logo , ▁they ▁all ▁perform ▁with ▁the ▁same ▁characteristics . ▁ ▁Game ▁modes ▁Ro cket ▁War ▁is ▁a ▁death match ▁mode ▁with ▁the ▁player ▁facing ▁computer ▁controlled ▁j ock e ys . ▁The ▁goal ▁is ▁to ▁eliminate ▁or ▁disable ▁all ▁the ▁oppon ents . ▁Point s ▁are ▁awarded ▁based ▁on ▁how ▁the ▁player ▁elimin ates ▁the ▁computer ▁oppon ents . ▁Basic ▁moves ▁such ▁as ▁a ▁" tri pl ine " ▁or ▁a ▁ram ▁off ▁receives ▁minimal ▁points , ▁whereas ▁more ▁difficult ▁moves , ▁such ▁as