Confidence:StrongSolidPlausibleTentativeSpeculative

• Thrumming Hivepool

  6

  ArtifactC

  Both cards produce the same kind of effect (shared token subtype).
• Sliver Gravemother

  WUBRG

  Legendary Creature — SliverBGRUW

  Both cards produce the same kind of effect (shared token subtype).
• Brood Sliver

  4G

  Creature — SliverG

  Both cards produce the same kind of effect (shared token subtype).
• Hive Stirrings

  2W

  SorceryW

  Both cards produce the same kind of effect (shared token subtype).
• Rukarumel, Biologist

  WUBRG

  Legendary Creature — Human WizardBGRUW

  Both cards produce the same kind of effect (shared token subtype).
• Sliversmith

  2

  Artifact Creature — SpellshaperC

  Both cards produce the same kind of effect (shared token subtype).
• Sliver Hive

  LandC

  Both cards produce the same kind of effect (shared token subtype).
• Reanimate

  B

  SorceryB

  Reanimate puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Yore-Tiller Nephilim

  WUBR

  Creature — NephilimBRUW

  Yore-Tiller Nephilim puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sefris of the Hidden Ways

  WUB

  Legendary Creature — Human WizardBUW

  Sefris of the Hidden Ways puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recurring Nightmare

  2B

  EnchantmentB

  Recurring Nightmare puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Priest of Fell Rites

  WB

  Creature — Human WarlockBW

  Priest of Fell Rites puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Liliana, Waker of the Dead

  2BB

  Legendary Planeswalker — LilianaB

  Liliana, Waker of the Dead puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Animate Dead

  1B

  Enchantment — AuraB

  Animate Dead puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Exhume

  1B

  SorceryB

  Exhume puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Hell's Caretaker

  3B

  Creature — HorrorB

  Hell's Caretaker puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Kardur's Vicious Return

  2BR

  Enchantment — SagaBR

  Kardur's Vicious Return puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Sliver Queen has activated abilities that aren't mana abilities, fueling Elrond, Moon-Reader's activation-trigger.
• Dance of the Dead

  1B

  Enchantment — AuraB

  Dance of the Dead puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Meren of Clan Nel Toth

  2BG

  Legendary Creature — Human ShamanBG

  Meren of Clan Nel Toth puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Victimize

  2B

  SorceryB

  Victimize puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Ascent of the Worthy

  1WB

  Enchantment — SagaBW

  Ascent of the Worthy puts Sliver Queen onto the battlefield from a graveyard without casting it, so its mana cost is never paid.