Super Quantal Union - Magnaformation [DANE-EN071] Common

Your opponent cannot target "Super Quant" cards on the field with card effects during your Main Phase 1. You can target 1 "Super Quant" Xyz Monster you control; attach 1 other face-up monster you control to it as material. You can only use this effect of "Super Quantal Union - Magnaformation" once per turn.