Confidence:StrongSolidPlausibleTentativeSpeculative

• Roaming Throne

  4

  Artifact Creature — GolemC

  Roaming Throne makes Master of Ceremonies's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Darling of the Masses

  2GW

  Creature — Elf CitizenGW

  Both cards produce the same kind of effect (shared token subtype).
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

  Mirror Room makes Master of Ceremonies'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 Master of Ceremonies's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Reanimate

  B

  SorceryB

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

  2B

  EnchantmentB

  Recurring Nightmare puts Master of Ceremonies 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 Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Animate Dead

  1B

  Enchantment — AuraB

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

  1B

  SorceryB

  Exhume puts Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sanctuary Warden

  4WW

  Creature — Angel SoldierW

  Both cards produce the same kind of effect (shared token subtype).
• Kitt Kanto, Mayhem Diva

  1RGW

  Legendary Creature — Cat Bard DruidGRW

  Both cards produce the same kind of effect (shared token subtype).
• Life // Death

  G1B

  Sorcery // SorceryBG

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

  2B

  SorceryB

  Victimize puts Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Persist

  1B

  SorceryB

  Persist puts Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Rabble Rousing

  4W

  EnchantmentW

  Both cards produce the same kind of effect (shared token subtype).
• Ascent of the Worthy

  1WB

  Enchantment — SagaBW

  Ascent of the Worthy puts Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Silk, Web Weaver

  2GW

  Legendary Creature — Spider Human HeroGW

  Both cards produce the same kind of effect (shared token subtype).
• Halo Fountain

  2W

  ArtifactW

  Both cards produce the same kind of effect (shared token subtype).
• Necromancy

  2B

  EnchantmentB

  Necromancy puts Master of Ceremonies 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 Master of Ceremonies onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Courier's Briefcase

  1G

  Artifact — TreasureBGRUW

  Both cards produce the same kind of effect (shared token subtype).