Guilds of Ravnica

Ritual of Soot | Sorcery | | Destroy all creatures with mana value 3 or less. | Dimitar Marinski

Etrata, the Silencer | Legendary Creature | Vampire Assassin | 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. | Bastien L. Deharme

Connive | Sorcery | | Gain control of target creature with power 2 or less. | Dan Scott