Mechquipped Angineer

2 Level 3 monsters Once per turn, during either player's turn: You can detach 1 Xyz Material from this card, then target 1 face-up Attack Position monster you control; change it to face-up Defense Position, and if you do, it cannot be destroyed by battle or by card effects this turn.

From Yu-Gi-Oh! Trading Card Game.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6nqjhu41dksb1ii8q6j25h.