Defense of the Heart [Urza's Legacy] IDW Comics 2014 When Shriekmaw enters the battlefield

When Shriekmaw enters the battlefield

Set: World Superstars Card type: Xyz/Effect Monster Rarity: Secret Rare Attack: 2500 Defense: 2100 Level 7 monsters Must be Xyz Summoned and cannot be Special Summoned by other ways

When Oblivion Ring leaves the battlefield

Negate that effect's activation and destroy the monster

Defense of the Heart [Urza's Legacy] IDW Comics 2014 When Shriekmaw enters the battlefieldSet: Urza's Legacy 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.