Gyarados EX (123/122) [XY: BREAKpoint] 55a negate the effects of that

negate the effects of that monster while it is face-up on the field (but its effects can still be activated)

but not more than the number of monsters you control

Special Summon a Fusion Monster from your Fusion Deck with the same name as the selected Fusion Monster during your 2nd Standby Phase after this card's activation

You can only use this effect of "Predaplant Drosophyllum Hydra" once per turn

and replace this effect with that monster's original effects

Gyarados EX (123/122) [XY: BREAKpoint] 55a negate the effects of thatSet: XY: BREAKpoint Type: Water Rarity: Secret Rare Retreat cost: Colorless,Colorless,Colorless,Colorless