Intimidating Mutant, Darkface

(This ability is active if you have two or more face up G units in total on your or G zone): 2 When your opponent's unit is placed on , you may pay the cost. If you do, that unit. : 1 During your turn, when your G unit , you may pay the cost. If you do, choose two of your opponent's rear-guards, them, until end of your opponent's next turn, they get "At the end of your turn, if this unit is at , your opponent may draw a card.", and those units cannot during your opponent's next stand phase.