Sliver creatures you control have "Whenever this creature deals combat damage to a player, exile the top card of your library. You may play that card this turn."

6.0/10$0.60

Capricious Sliver

Creature — Sliver

3/3

Sliver creatures you control have "Whenever this creature deals combat damage to a player, exile the top card of your library. You may play that card this turn."

6.5/10$3.25

Lightning, Security Sergeant

Legendary Creature — Human Soldier

2/3

Menace (This creature can't be blocked except by two or more creatures.)

Whenever Lightning deals combat damage to a player, exile the top card of your library. You may play that card for as long as you control Lightning.

6.5/10$3.25

Lightning, Security Sergeant

Legendary Creature — Human Soldier

2/3

Menace (This creature can't be blocked except by two or more creatures.)

Whenever Lightning deals combat damage to a player, exile the top card of your library. You may play that card for as long as you control Lightning.

6.7/10$0.20

Scion of Opulence

Creature — Vampire Noble

3/1

Whenever this creature or another nontoken Vampire you control dies, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

, Sacrifice two artifacts: Exile the top card of your library. You may play that card this turn.

6.7/10$0.20

Scion of Opulence

Creature — Vampire Noble

3/1

Whenever this creature or another nontoken Vampire you control dies, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

, Sacrifice two artifacts: Exile the top card of your library. You may play that card this turn.

4.6/10$0.43

Prophetic Flamespeaker

Creature — Human Shaman

1/3

Double strike, trample

Whenever this creature deals combat damage to a player, exile the top card of your library. You may play it this turn.

4.6/10$0.43

Prophetic Flamespeaker

Creature — Human Shaman

1/3

Double strike, trample

Whenever this creature deals combat damage to a player, exile the top card of your library. You may play it this turn.

7.3/10$0.77

Vaan, Street Thief

Legendary Creature — Human Scout

2/2

Whenever one or more Scouts, Pirates, and/or Rogues you control deal combat damage to a player, exile the top card of that player's library. You may cast it. If you don't, create a Treasure token.

Whenever you cast a spell you don't own, put a +1/+1 counter on each Scout, Pirate, and Rogue you control.

7.3/10$0.77

Vaan, Street Thief

Legendary Creature — Human Scout

2/2

Whenever one or more Scouts, Pirates, and/or Rogues you control deal combat damage to a player, exile the top card of that player's library. You may cast it. If you don't, create a Treasure token.

Whenever you cast a spell you don't own, put a +1/+1 counter on each Scout, Pirate, and Rogue you control.