Gyarados (4/123) [HeartGold & SoulSilver: Base Set] SM19 Set: Coldsnap Type: Enchantment Rarity:

Set: Coldsnap Type: Enchantment Rarity: Rare Cost: {1}{R} Cumulative upkeep—Add {R} to your mana pool

Set: Dominaria Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control

If this ability has been activated four or more times this turn

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {3} Whenever a nonartifact permanent enters the battlefield under your control

Water Rarity: Ultra Rare Retreat cost: Colorless

Gyarados (4/123) [HeartGold & SoulSilver: Base Set] SM19 Set: Coldsnap Type: Enchantment Rarity:Set: HeartGold & SoulSilver: Base Set Type: Water Rarity: Holo Rare Retreat cost: Colorless,Colorless,Colorless