Etrata, the Silencer [Guilds of Ravnica Prerelease Promos] 67 you can Special Summon 1

you can Special Summon 1 "Nimble Sunfish" from your Deck

while this card is in the Graveyard you can pay 500 Life Points to add 1 "Volcanic Shell" from your Deck to your hand

and they are quick enough to snatch prey just as it blinks in or out of time

Set: Legions Type: Creature — Beast Rarity: Rare Cost: {5}{U}{U} Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}

negate the effects of all face-up monsters your opponent controls until the end of the Damage Step

Etrata, the Silencer [Guilds of Ravnica Prerelease Promos] 67 you can Special Summon 1Set: Guilds of Ravnica Prerelease Promos Type: Legendary Creature Vampire Assassin Rarity: Rare Cost: {2}{U}{B} Etrata, the Silencer can't be blocked. Whenever Etrata deals combat damage to a player, exile target creature that player controls and put a hit counter on that card. That player loses the game if they own three or more exiled cards with hit counters on them. Etrata's owner shuffles Etrata into their library.