Confidence:StrongSolidPlausibleTentativeSpeculative

• Annie Joins Up

  1RGW

  Legendary EnchantmentGRW

  Annie Joins Up makes Valgavoth, Harrower of Souls's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Roaming Throne

  4

  Artifact Creature — GolemC

  Roaming Throne makes Valgavoth, Harrower of Souls's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

  Mirror Room makes Valgavoth, Harrower of Souls's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Wizard's Staff

  1U

  Artifact — EquipmentU

  Wizard's Staff makes Valgavoth, Harrower of Souls's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Reanimate

  B

  SorceryB

  Reanimate puts Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Hela, Mistress of Darkness // Dark Tutor

  4BB1BB

  Legendary Creature — God Sorcerer Villain // Sorcery — VengeanceB

  Both cards trigger on life loss — they fire together.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Valgavoth, Harrower of Souls 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 Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recurring Nightmare

  2B

  EnchantmentB

  Recurring Nightmare puts Valgavoth, Harrower of Souls 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 Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sheoldred, the Apocalypse

  2BB

  Legendary Creature — Phyrexian PraetorB

  Lifegain pair: one card gains life while the other rewards lifegain. They reinforce each other in a lifegain deck.
• Animate Dead

  1B

  Enchantment — AuraB

  Animate Dead puts Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Exhume

  1B

  SorceryB

  Exhume puts Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sahir, Visitor in Darkness

  1BB

  Legendary Creature — Human WizardB

  Both cards trigger on life loss — they fire together.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Valgavoth, Harrower of Souls 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 Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Victimize

  2B

  SorceryB

  Victimize puts Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Ob Nixilis, Captive Kingpin

  2BR

  Legendary Creature — DemonBR

  Both cards trigger on life loss — they fire together.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Valgavoth, Harrower of Souls 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 Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Kefka, Court Mage // Kefka, Ruler of Ruin

  2UBR

  Legendary Creature — Human Wizard // Legendary Creature — Avatar WizardBRU

  Both cards trigger on life loss — they fire together.
• Necromancy

  2B

  EnchantmentB

  Necromancy puts Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Too Evil to Stay Dead

  2B

  SorceryB

  Too Evil to Stay Dead puts Valgavoth, Harrower of Souls 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 Valgavoth, Harrower of Souls onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Emet-Selch of the Third Seat

  2UB

  Legendary Creature — Elder WizardBU

  Both cards trigger on life loss — they fire together.