Sliver Queen, Brood Mother [Vanguard Series] San Diego Comic-Con 2017 They can't be regenerated

They can't be regenerated

whether by time or by force

Set: Worldwake Type: Creature — Kor Artificer Rarity: Rare Cost: {1}{W} When Stoneforge Mystic enters the battlefield

Set: Stronghold Type: Artifact Rarity: Rare Cost: {0} If Mox Diamond would enter the battlefield

if All Hallow's Eve is exiled with a scream counter on it

Sliver Queen, Brood Mother [Vanguard Series] San Diego Comic-Con 2017 They can't be regeneratedSet: Vanguard Series Type: Vanguard Rarity: Rare {3}: Create a 1 1 colorless Sliver creature token. Though long held captive beneath Volrath's stronghold, the sliver queen is actually freer than most of Rath's denizens. Her maternal instincts always take precedenceeven when they conflict with the evincar's agendaand through her numerous litters, she ranges across all of Rath.