Confidence:StrongSolidPlausibleTentativeSpeculative

• Reanimate

  B

  SorceryB

  Reanimate puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Helping Hand

  W

  SorceryW

  Helping Hand puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Unearth

  B

  SorceryB

  Unearth puts Vadrok, Apex of Thunder 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 Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Can't Stay Away

  WB

  SorceryBW

  Can't Stay Away puts Vadrok, Apex of Thunder 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 Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Resistance Is Futile

  1B

  SorceryB

  Resistance Is Futile puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Animate Dead

  1B

  Enchantment — AuraB

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

  1B

  SorceryB

  Exhume puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Return Triumphant

  1W

  SorceryW

  Return Triumphant puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Vadrok, Apex of Thunder 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 Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recommission

  1W

  SorceryW

  Recommission puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Call a Surprise Witness

  1W

  SorceryW

  Call a Surprise Witness puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Annie Joins Up

  1RGW

  Legendary EnchantmentGRW

  Annie Joins Up makes Vadrok, Apex of Thunder'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 Vadrok, Apex of Thunder's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Twinflame Travelers

  2UR

  Creature — Elemental SorcererRU

  Twinflame Travelers makes Vadrok, Apex of Thunder'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 Vadrok, Apex of Thunder's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Rat King, Verminister

  1B

  Legendary Creature — Rat AvatarB

  Rat King, Verminister puts Vadrok, Apex of Thunder onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Wizard's Staff

  1U

  Artifact — EquipmentU

  Wizard's Staff makes Vadrok, Apex of Thunder's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Song of Creation

  1GUR

  EnchantmentGRU

  Vadrok, Apex of Thunder lets you cast/play from the graveyard, enabling Song of Creation's recursion loop.
• Baron Helmut Zemo

  BBB

  Legendary Creature — Human Noble VillainB

  Vadrok, Apex of Thunder lets you cast/play from the graveyard, enabling Baron Helmut Zemo's recursion loop.
• Hydro-Man, Fluid Felon

  UU

  Legendary Creature — Elemental VillainU

  Vadrok, Apex of Thunder lets you cast/play from the graveyard, enabling Hydro-Man, Fluid Felon's recursion loop.
• Temporal Extortion

  BBBB

  SorceryB

  Vadrok, Apex of Thunder lets you cast/play from the graveyard, enabling Temporal Extortion's recursion loop.