Star-vader, Chaos Breaker Dragon

: 1, choose one of your opponent's rear-guards, and lock it. If you did not lock a front row unit, draw a card, and this unit gets +10000 until end of turn. :During your turn, if your opponent's rear-guard was locked this turn, this unit gets ":If your damage zone has four or more cards, or you persona rode this turn, all of your front row rear-guards with "Star-vader" in their card names get +5000, and this unit gets +10000/ +1.". :When your opponent's rear-guard is unlocked during any player's end phase, [ 1 card with "Star-vader" in its card name], draw a card, and retire all of your opponent's rear-guards that were unlocked this turn.