Confidence:StrongSolidPlausibleTentativeSpeculative

• Scytheclaw Raptor

  2R

  Creature — DinosaurR

  Both cards trigger when a spell is cast — they fire together.
• Kaervek the Merciless

  5BR

  Legendary Creature — Human ShamanBR

  Both cards trigger when a spell is cast — they fire together.
• Sentinel Tower

  4

  ArtifactC

  Both cards trigger when a spell is cast — they fire together.
• Rewards of Diversity

  2W

  EnchantmentW

  Both cards trigger when a spell is cast — they fire together.
• Lightning Cloud

  3R

  EnchantmentR

  Both cards trigger when a spell is cast — they fire together.
• Esper Sentinel

  W

  Artifact Creature — Human SoldierW

  Both cards trigger when a spell is cast — they fire together.
• Voice of Resurgence

  GW

  Creature — ElementalGW

  Both cards trigger when a spell is cast — they fire together.
• Kai Winn, Faithless Leader

  1B

  Legendary Creature — Bajoran ClericB

  Both cards trigger when a spell is cast — they fire together.
• Reanimate

  B

  SorceryB

  Reanimate puts Kraum, Ludevic's Opus onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Erayo, Soratami Ascendant // Erayo's Essence

  1U

  Legendary Creature — Moonfolk Monk // Legendary EnchantmentU

  Both cards trigger when a spell is cast — they fire together.
• Prosper, Tome-Bound

  2BR

  Legendary Creature — Tiefling WarlockBR

  Both cards trigger when a spell is cast — they fire together.
• Lavinia, Azorius Renegade

  WU

  Legendary Creature — Human SoldierUW

  Both cards trigger when a spell is cast — they fire together.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Kraum, Ludevic's Opus 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 Kraum, Ludevic's Opus onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Veyran, Voice of Duality

  1UR

  Legendary Creature — Efreet WizardRU

  Veyran, Voice of Duality makes Kraum, Ludevic's Opus's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Hermit of the Natterknolls // Lone Wolf of the Natterknolls

  2G

  Creature — Human Werewolf // Creature — WerewolfG

  Both cards trigger when a spell is cast — they fire together.
• Blink

  2UB

  Enchantment — SagaBU

  Both cards trigger when a spell is cast — they fire together.
• Kambal, Consul of Allocation

  1WB

  Legendary Creature — Human AdvisorBW

  Both cards trigger when a spell is cast — they fire together.
• Sefris of the Hidden Ways

  WUB

  Legendary Creature — Human WizardBUW

  Sefris of the Hidden Ways puts Kraum, Ludevic's Opus onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Ruric Thar, the Unbowed

  4RG

  Legendary Creature — Ogre WarriorGR

  Both cards trigger when a spell is cast — they fire together.
• Recurring Nightmare

  2B

  EnchantmentB

  Recurring Nightmare puts Kraum, Ludevic's Opus onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sauron, the Dark Lord

  3UBR

  Legendary Creature — Avatar HorrorBRU

  Both cards trigger when a spell is cast — they fire together.
• Priest of Fell Rites

  WB

  Creature — Human WarlockBW

  Priest of Fell Rites puts Kraum, Ludevic's Opus onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Silverquill Silencer

  WB

  Creature — Human ClericBW

  Both cards trigger when a spell is cast — they fire together.
• Shadow in the Warp

  1RG

  EnchantmentGR

  Both cards trigger when a spell is cast — they fire together.