Sever the Bloodline
Sorcery (CMC 4)
Exile target creature and all other creatures with the same name as that creature.
Flashback
(You may cast this card from your graveyard for its flashback cost. Then exile it.)
Decks with Sever the Bloodline
[SIS] Shadows of the Past #33 (U)
[NCC] New Capenna Commander #259 (R)
[CMA] Commander Anthology #67 (R)
[MM3] Modern Masters 2017 #84 (R)
[C15] Commander 2015 #136 (R)
[ISD] Innistrad #115 (R)
[DDQ] Duel Decks: Blessed vs. Cursed #63 (R)