Confidence:StrongSolidPlausibleTentativeSpeculative

• Oko, the Ringleader

  2GU

  Legendary Planeswalker — OkoGU

  Both cards produce the same kind of effect (shared token subtype).
• Sefris of the Hidden Ways

  WUB

  Legendary Creature — Human WizardBUW

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Sefris of the Hidden Ways pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Dennick, Pious Apprentice // Dennick, Pious Apparition

  WU

  Legendary Creature — Human Soldier // Legendary Creature — Spirit SoldierUW

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Dennick, Pious Apprentice pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Sand Scout

  1W

  Creature — Human ScoutW

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Sand Scout pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Titania, Voice of Gaea

  1GG

  Legendary Creature — ElementalG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Titania, Voice of Gaea pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Robot Domination

  3B

  Enchantment — PlanB

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Robot Domination pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Watchful Radstag

  2G

  Creature — Elk MutantG

  Both cards produce the same kind of effect (shared token subtype).
• Slogurk, the Overslime

  1GU

  Legendary Creature — OozeGU

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Slogurk, the Overslime pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• The Gitrog Monster

  3BG

  Legendary Creature — Frog HorrorBG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and The Gitrog Monster pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Voracious Brood

  2G

  Creature — Alien InsectG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Voracious Brood pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

  Mirror Room makes Oko, Lorwyn Liege's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Turntimber Sower

  2G

  Creature — Elf DruidG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Turntimber Sower pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Countryside Crusher

  1RR

  Creature — Giant WarriorR

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Countryside Crusher pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Centaur Vinecrasher

  3G

  Creature — Plant CentaurG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Centaur Vinecrasher pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Skola Grovedancer

  1G

  Enchantment Creature — Satyr DruidG

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Skola Grovedancer pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Soulcipher Board // Cipherbound Spirit

  1U

  Artifact // Creature — SpiritU

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Soulcipher Board pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Quest for Ancient Secrets

  U

  EnchantmentU

  Oko, Lorwyn Liege mills (or dredges) cards into your graveyard, and Quest for Ancient Secrets pays off whenever a card — or a card of the type it names — is put into a graveyard from anywhere; the more it mills, the likelier it hits.
• Rings of Brighthearth

  3

  ArtifactC

  Oko, Lorwyn Liege has activated abilities that aren't mana abilities, fueling Rings of Brighthearth's activation-trigger.