[PLANT/SYNCHRO/EFFECT] Once per turn, you can remove from play 1 Plant-Type monster in your Graveyard to halve the ATK of 1 face-up monster your opponent controls, until the End Phase of this turn. If this card attacks, during the same Battle Phase, you can remove from play 1 Plant-Type monster in your Graveyard to halve the ATK of this card until the End Phase) and attack once again.