Doomsday (Japanese Borderless Etched Foil) [Secret Lair Drop Series] Dihada Whenever Westgate Regent deals combat

Whenever Westgate Regent deals combat damage to a player

"O to Be a Dragon"

you may play one of those cards

Set: Core Set 2020 Prerelease Promos Type: Legendary Artifact Creature — Scout Rarity: Rare Cost: {5} When Golos

Set: Planechase Type: Sorcery Rarity: Rare Cost: {5}{R}{R}{R} Untap all creatures and gain control of them until end of turn

Doomsday (Japanese Borderless Etched Foil) [Secret Lair Drop Series] Dihada Whenever Westgate Regent deals combatSet: Secret Lair Drop Series Type: Sorcery Rarity: Rare Cost: {B}{B}{B} Search your library and graveyard for five cards and exile the rest. Put the chosen cards on top of your library in any order. You lose half your life, rounded up.