Defense of the Heart [Mystery Booster] Rat Rogue Set: Double Masters Type: Enchantment

Set: Double Masters Type: Enchantment Rarity: Mythic Cost: {2}{R}{R} Whenever a creature enters the battlefield

{T}: Target legendary creature gains first strike until end of turn

When you next cast a spell with {X} in its mana cost or activate an ability with {X} in its activation cost this turn

Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void

Defense of the Heart [Mystery Booster] Rat Rogue Set: Double Masters Type: EnchantmentSet: Mystery Booster Type: Enchantment Rarity: Rare Cost: {3}{G} At the beginning of your upkeep, if an opponent controls three or more creatures, sacrifice Defense of the Heart, search your library for up to two creature cards, put those cards onto the battlefield, then shuffle.