Confidence:StrongSolidPlausibleTentativeSpeculative

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight✓

  3WW

  Legendary Creature — Elemental God // Legendary Creature — Elemental GodBW

  Death replacement: a death-replacement grant on one card lets the other repeatedly die-and-return for combo (Mikaeus + Walking Ballista class).
• Magda, the Hoardmaster

  1R

  Legendary Creature — Dwarf BerserkerR

  Bifur, Melodic Rider makes Magda, the Hoardmaster's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Isshin, Two Heavens as One

  RWB

  Legendary Creature — Human SamuraiBRW

  Isshin, Two Heavens as One makes Bifur, Melodic Rider's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Chandra, Flameshaper

  5RR

  Legendary Planeswalker — ChandraR

  Copy engine: one card makes copies of a creature — once a turn, or once for each time you pay its cost — and each copy pays off: the creature's enter-the-battlefield effect fires again, or the hasty copy uses its tap ability. Real, repeatable value — every copy has its turn or its price, so it never goes infinite on its own.
• Windcrag Siege

  1RW

  EnchantmentRW

  Windcrag Siege makes Bifur, Melodic Rider's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• The Mighty Thor, Jane Foster

  1WU

  Legendary Creature — Human God HeroUW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Thassa, Deep-Dwelling

  3U

  Legendary Enchantment Creature — GodU

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• The Mind Stone

  1W

  Legendary Artifact — Infinity StoneW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Soulherder

  1WU

  Creature — SpiritUW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Don & Leo, Problem Solvers

  3W/UW/U

  Legendary Creature — Mutant Ninja TurtleUW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Magda, Brazen Outlaw

  1R

  Legendary Creature — Dwarf BerserkerR

  Bifur, Melodic Rider makes Magda, Brazen Outlaw's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Wulfgar of Icewind Dale

  3RG

  Legendary Creature — Human BarbarianGR

  Wulfgar of Icewind Dale makes Bifur, Melodic Rider's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Gimli, Mournful Avenger

  1RG

  Legendary Creature — Dwarf WarriorGR

  Bifur, Melodic Rider makes Gimli, Mournful Avenger's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Storm-Kiln Artist

  3R

  Creature — Dwarf ShamanR

  Bifur, Melodic Rider makes Storm-Kiln Artist's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Scolding Administrator

  WB

  Creature — Dwarf ClericBW

  Bifur, Melodic Rider makes Scolding Administrator's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• The Legend of Yangchen // Avatar Yangchen

  3WW

  Enchantment — Saga // Legendary Creature — AvatarW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Annie Joins Up

  1RGW

  Legendary EnchantmentGRW

  Annie Joins Up makes Bifur, Melodic Rider's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Sword of Hearth and Home

  3

  Artifact — EquipmentC

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Tataru Taru

  1W

  Legendary Creature — Dwarf AdvisorW

  Bifur, Melodic Rider makes Tataru Taru's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Saheeli Rai

  1UR

  Legendary Planeswalker — SaheeliRU

  Copy engine: one card makes copies of a creature — once a turn, or once for each time you pay its cost — and each copy pays off: the creature's enter-the-battlefield effect fires again, or the hasty copy uses its tap ability. Real, repeatable value — every copy has its turn or its price, so it never goes infinite on its own.
• Roaming Throne

  4

  Artifact Creature — GolemC

  Roaming Throne makes Bifur, Melodic Rider's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Thorin, Mountain-king

  3R

  Legendary Creature — Dwarf NobleR

  Bifur, Melodic Rider makes Thorin, Mountain-king's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Glóin, Dwarf Emissary

  2R

  Legendary Creature — Dwarf AdvisorR

  Bifur, Melodic Rider makes Glóin, Dwarf Emissary's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• The Neutrinos

  2RW

  Legendary Creature — Elf RebelRW

  Blink engine: one card blinks creatures — once a turn, once a combat, or each time you pay — and the other's enter-the-battlefield effect fires again on every blink. Real, repeatable value — never infinite on its own.
• Rankle and Torbran

  1BBRR

  Legendary Creature — Faerie DwarfBR

  Bifur, Melodic Rider makes Rankle and Torbran's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.