Defense of the Heart [Mystery Booster] Unfinity Whenever Kalonian Hydra attacks

Whenever Kalonian Hydra attacks

Set: Innistrad: Midnight Hunt Commander Type: Creature — Zombie Horror Rarity: Rare Cost: {4}{U} Flying

Sacrifice X Squirrels: Target creature gets +X/-X until end of turn

Set: Secret Lair Drop Series Type: Legendary Creature — Elder Dinosaur Rarity: Rare Cost: {5}{U}{U} This spell can't be countered

Set: Modern Horizons 2 Prerelease Promos Type: Legendary Creature — Monkey Pirate Rarity: Mythic Cost: {R} Whenever Ragavan

Defense of the Heart [Mystery Booster] Unfinity Whenever Kalonian Hydra attacksSet: 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.