Vein Ripper (Promo Pack) [Murders at Karlov Manor Promos] Vanguard

Vein Ripper (Promo Pack) [Murders at Karlov Manor Promos] VanguardSet: Murders at Karlov Manor Promos Type: Creature Vampire Assassin Rarity: Mythic Cost: {3}{B}{B}{B} Flying WardSacrifice a creature. Whenever a creature dies, target opponent loses 2 life and you gain 2 life. "I'm afraid your investigation has reached a dead end."

and you may spend mana as though it were mana of any type to cast those spells

but slaves

{R}: Foundry Champion gets +1/+0 until end of turn

Set: Kaladesh Prerelease Promos Type: Sorcery Rarity: Rare Cost: {3}{G} Look at the top ten cards of your library

Whenever Nautiloid Ship deals combat damage to a player

Whenever Teferi's Imp phases out

Ral's storm crackled with mystical detections: Planeswalkers were infiltrating Ravnica

When he awoke from his troubled sleep

Set: Wilds of Eldraine Commander Type: Instant Rarity: Rare Cost: {4}{B} Put onto the battlefield under your control all creature cards in all graveyards that were put there from the battlefield this turn

or Swamp card

Set: Theros Type: Creature — Human Druid Rarity: Uncommon Cost: {3}{G} {T}: Add an amount of {G} equal to your devotion to green

Set: Limited Edition Alpha Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step