Doomsday Specter [Planeshift] Stairway to the Destined Duel You can only use this

You can only use this effect of "Ignister A

Set: 2020 Tin of Lost Memories Card type: Normal Trap Rarity: Ultra Rare Send 1 monster from your Deck to the GY

If you control "Queen's Knight"

Set: Invasion Type: Instant Rarity: Uncommon Cost: {3}{U} Reveal the top five cards of your library

Set: Ice Age Type: Basic Land — Forest Rarity: Common ({T}: Add {G}

Doomsday Specter [Planeshift] Stairway to the Destined Duel You can only use thisSet: Planeshift Type: Creature Specter Rarity: Rare Cost: {2}{U}{B} Flying When Doomsday Specter enters the battlefield, return a blue or black creature you control to its owner's hand. Whenever Doomsday Specter deals combat damage to a player, look at that player's hand and choose a card from it. The player discards that card.