Heroic Intervention [Aether Revolt Prerelease Promos] Innistrad Whenever you gain life

Whenever you gain life

Set: Unlimited Edition Type: Creature — Elemental Rarity: Rare Cost: {2}{G}{G}{G}{G} Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking

where X is the number of Swamps you control

Set: Legends Type: Instant Rarity: Uncommon Cost: {U} One or more target creatures become blue until end of turn

Whenever Hystrodon deals combat damage to a player

Heroic Intervention [Aether Revolt Prerelease Promos] Innistrad Whenever you gain lifeSet: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {1}{G} Permanents you control gain hexproof and indestructible until end of turn. "Wherever the strong would harm the weak, I will be there." Ajani Goldmane