Battle Mastery Tweet Buy this product instead Details Color: White Card Text: Enchant creature Enchanted creature has double strike. Rarity: U Cost: 2W Card Type: Enchantment - Aura Artist: Zoltan Boros & Gabor Szikszai Name: Battle Mastery Finish: Regular Card Number: 27/81 Set Name: Duel Decks: Heroes vs Monsters Category: Duel Decks: Heroes vs. Monsters