Xyz Tribalrivals (Amazing Defenders AMDE-EN045) - Rare Yu-Gi-Oh! Card

Face-up Xyz Monsters on the field with 2 or more Xyz Materials cannot be destroyed by card effects. After damage calculation, if an Xyz Monster you control battles an opponent's monster: Destroy that opponent's monster. That Xyz Monster must have 2 or more Xyz Materials attached to activate and to resolve this effect.