Confidence:StrongSolidPlausibleTentativeSpeculative

• Reanimate

  B

  SorceryB

  Reanimate puts Sliver Overlord 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 Overlord 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 Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recurring Nightmare

  2B

  EnchantmentB

  Recurring Nightmare puts Sliver Overlord 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 Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Eaten Alive

  B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Eaten Alive sacrifices it — the opponent loses the permanent for good.
• Extus, Oriq Overlord // Awaken the Blood Avatar

  1WBB6BR

  Legendary Creature — Human Warlock // SorceryBRW

  Sliver Overlord temporarily takes control of an opponent's creature, and Extus, Oriq Overlord sacrifices it — the opponent loses the permanent for good.
• Animate Dead

  1B

  Enchantment — AuraB

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

  1B

  SorceryB

  Exhume puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Annihilating Glare

  B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Annihilating Glare sacrifices it — the opponent loses the permanent for good.
• Bone Shards

  B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Bone Shards sacrifices it — the opponent loses the permanent for good.
• Deadly Precision

  B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Deadly Precision sacrifices it — the opponent loses the permanent for good.
• Spark Harvest

  B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Spark Harvest sacrifices it — the opponent loses the permanent for good.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Dance of the Dead

  1B

  Enchantment — AuraB

  Dance of the Dead puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Victimize

  2B

  SorceryB

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

  BB

  SorceryB

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

  2GG

  Creature — Human WizardG

  Sliver Overlord temporarily takes control of an opponent's creature, and Magus of the Order sacrifices it — the opponent loses the permanent for good.
• Ascent of the Worthy

  1WB

  Enchantment — SagaBW

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

  1B

  SorceryB

  Sliver Overlord temporarily takes control of an opponent's creature, and Minion Missile sacrifices it — the opponent loses the permanent for good.
• Betrayer's Bargain

  1R

  InstantR

  Sliver Overlord temporarily takes control of an opponent's creature, and Betrayer's Bargain sacrifices it — the opponent loses the permanent for good.
• Necromancy

  2B

  EnchantmentB

  Necromancy puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Loyal Retainers

  2W

  Creature — Human AdvisorW

  Loyal Retainers puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Karai, Future of the Foot

  1WB

  Legendary Creature — Human NinjaBW

  Karai, Future of the Foot puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• One Last Job

  2W

  SorceryW

  One Last Job puts Sliver Overlord onto the battlefield from a graveyard without casting it, so its mana cost is never paid.