Walrein ex (99/108) [EX: Power Keepers] Darksteel Promos Set: Core Set 2020 Prerelease

Set: Core Set 2020 Prerelease Promos Type: Legendary Planeswalker — Ajani Rarity: Mythic Cost: {2}{W}{W} +1: You gain life equal to the number of creatures you control plus the number of planeswalkers you control

It's also the most likely to collapse under its own weight

Set: Fate Reforged Promos Type: Instant Rarity: Rare Cost: {4}{U}{U} Return target creature to its owner's hand

you may cast the copy without paying its mana cost

Set: XY: Ancient Origins Type: Water Rarity: Promo Retreat cost: Colorless

Walrein ex (99/108) [EX: Power Keepers] Darksteel Promos Set: Core Set 2020 PrereleaseSet: EX: Power Keepers Type: Water Rarity: Ultra Rare Retreat cost: Colorless,Colorless,Colorless