Sliver Queen, Brood Mother [Vanguard Series] Dominaria United Art Series Add an amount of {B}

Add an amount of {B} equal to the sacrificed creature's mana value

When Subtlety enters the battlefield

the Skyshark (When this creature enters the battlefield

Set: Happy Holidays Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Put a creature card from your hand into play under target opponent's control

Sliver Queen, Brood Mother [Vanguard Series] Dominaria United Art Series Add an amount of {B}Set: 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.