Cyberse Wizard

Once per turn: You can target 1 Attack Position opponent's monster; change it to Defense Position, and if you do, for the rest of this turn, your monsters cannot attack, except to attack that monster, and if your Cyberse monster attacks a Defense Position monster, inflict piercing battle damage to your opponent.

From Yu-Gi-Oh! Trading Card Game.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6nnf741baesb1iwlpazcej.