Confidence:StrongSolidPlausibleTentativeSpeculative

• Reanimate

  B

  SorceryB

  Reanimate puts Nefarox, Overlord of Grixis 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 Nefarox, Overlord of Grixis onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Isshin, Two Heavens as One

  RWB

  Legendary Creature — Human SamuraiBRW

  Isshin, Two Heavens as One makes Nefarox, Overlord of Grixis's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Windcrag Siege

  1RW

  EnchantmentRW

  Windcrag Siege makes Nefarox, Overlord of Grixis's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Powerstone Minefield

  2RW

  EnchantmentRW

  Both cards trigger when a permanent attacks — they fire together.
• Annie Joins Up

  1RGW

  Legendary EnchantmentGRW

  Annie Joins Up makes Nefarox, Overlord of Grixis'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 Nefarox, Overlord of Grixis'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 Nefarox, Overlord of Grixis'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 Nefarox, Overlord of Grixis's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Throwing Knife

  2

  Artifact — EquipmentC

  Both cards trigger when a permanent attacks — they fire together.
• Dawnsire, Sunstar Dreadnought

  5

  Legendary Artifact — SpacecraftC

  Both cards trigger when a permanent attacks — they fire together.
• Extra Arms

  4R

  Enchantment — AuraR

  Both cards trigger when a permanent attacks — they fire together.
• Tamiyo, Inquisitive Student // Tamiyo, Seasoned Scholar

  U

  Legendary Creature — Moonfolk Wizard // Legendary Planeswalker — TamiyoGU

  Both cards trigger when a permanent attacks — they fire together.
• Bloodline Recollector // Ancestral Craving

  1BB

  Creature — Vampire Warlock // InstantB

  Nefarox, Overlord of Grixis wipes or mass-sacrifices creatures, and Bloodline Recollector profits when creatures die — or comes back from the wipe itself.
• Zur the Enchanter

  1WUB

  Legendary Creature — Human WizardBUW

  Both cards trigger when a permanent attacks — they fire together.
• Agrus Kos, Spirit of Justice

  2RW

  Legendary Creature — Spirit DetectiveRW

  Both cards trigger when a permanent attacks — they fire together.
• Chevill, Bane of Monsters

  BG

  Legendary Creature — Human RogueBG

  Nefarox, Overlord of Grixis wipes or mass-sacrifices creatures, and Chevill, Bane of Monsters profits when creatures die — or comes back from the wipe itself.
• Ambling Stormshell

  3UU

  Creature — TurtleU

  Both cards trigger when a permanent attacks — they fire together.
• Finneas, Ace Archer

  GW

  Legendary Creature — Rabbit ArcherGW

  Both cards trigger when a permanent attacks — they fire together.
• Phlage, Titan of Fire's Fury

  1RW

  Legendary Creature — Elder GiantRW

  Both cards trigger when a permanent attacks — they fire together.
• Generous Plunderer

  1R

  Creature — Human RogueR

  Both cards trigger when a permanent attacks — they fire together.
• Obsessive Pursuit

  1B

  EnchantmentB

  Both cards trigger when a permanent attacks — they fire together.
• Novablast Wurm

  3GGWW

  Creature — WurmGW

  Both cards trigger when a permanent attacks — they fire together.
• Uro, Titan of Nature's Wrath

  1GU

  Legendary Creature — Elder GiantGU

  Both cards trigger when a permanent attacks — they fire together.
• Narset, Enlightened Master

  3URW

  Legendary Creature — Human MonkRUW

  Both cards trigger when a permanent attacks — they fire together.