modern horizons play booster box MtG 3: Pack | Card Games one of Magics most celebrated formats Modern Horizons 3 - 3

Once per turn, when another card, or its effect, is activated (Quick Effect): You can negate the activation, and if you do, destroy that card, and if you destroyed a monster, this card gains ATK equal to that monster's original ATK until the end of this turn

KaibaMaster didn't specify the playstyle for this deck

The effect of this card is risky to use, but when everything goes right you can reap a huge reward by doubling most mana across the board, you can use high mana maneuvers like those seen in a Vial Smasher not-white four-color commander deck

(This card is always treated as a "Phantom Beast" card.) C Common Obnoxious Celtic Guard X EARTH Level 4 [ WarriorEffect ] ATK 1400 DEF 1200 Cannot be destroyed by battle with a monster that has 1900 or more ATK