Koa'ki Meiru Hydro Barrier

You can return 1 "Iron Core of Koa'ki Meiru" from your hand to the top of the Deck. If you do, the effect(s) of all face-up Effect Monsters are negated until the Standby Phase of your next turn, except "Koa'ki Meiru" monsters.

From Yu-Gi-Oh! Trading Card Game.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6npz5d3jcesb1i2w8tm2eo.