Worldfire + Hive Mind + Thoughtseize + Tidal Barracuda

Worldfire
Hive Mind
Thoughtseize
Tidal Barracuda

Requires
Worldfire must be in hand. Hive Mind must be on the battlefield. Thoughtseize must be in hand. Tidal Barracuda must be on the battlefield. Mana needed: 6
Steps
  1. Cast Thoughtseize by paying .
  2. Hive Mind triggers, causing each opponent to create a copy of Thoughtseize.
  3. Holding priority, cast Worldfire by paying 6.
  4. Hive Mind triggers, causing each opponent to create a copy of Worldfire.
  5. Resolve each Worldfire on the stack, exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to one.
  6. Resolve the first opponent's copy of Thoughtseize, causing them to lose 2 life.
  7. The opponent loses the game due to having less than zero life.
  8. Repeat from step 6 for each remaining opponent.
Results
Each opponent loses the game. Exile all cards in all hands and graveyards. Exile all permanents. Near-infinite lifeloss.

Nekusar, the Mindrazer
0.01% of 18676 decks 1 decks
Creatures
Phage the Untouchable
100% of 1 decks +100% synergy
Ertai Resurrected
100% of 1 decks +98% synergy
Ojer Axonil, Deepest Might
100% of 1 decks +97% synergy
Kami of the Crescent Moon
100% of 1 decks +95% synergy
Fate Unraveler
100% of 1 decks +93% synergy
Opposition Agent
100% of 1 decks +93% synergy
Magus of the Wheel
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Thassa's Oracle
100% of 1 decks +92% synergy
Sheoldred, the Apocalypse
100% of 1 decks +91% synergy
Instants
Theoretical Duplication
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Drown in the Loch
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Crosis's Charm
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Wheel and Deal
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Baleful Mastery
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Vampiric Tutor
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Arcane Denial
100% of 1 decks +72% synergy
Chaos Warp
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Sorceries
Enter the Infinite
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Dance with Calamity
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Doomsday
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Commit // Memory
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Incendiary Command
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Echo of Eons
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Wheel of Fate
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Molten Psyche
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Dark Deal
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Whispering Madness
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Windfall
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Utility Artifacts
Timesifter
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Anvil of Bogardan
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Howling Mine
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Swiftfoot Boots
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Lightning Greaves
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Enchantments
Shared Fate
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Glistening Oil
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Phyresis
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Leyline of Anticipation
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Curiosity
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Phyrexian Tyranny
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Liliana's Caress
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Fevered Visions
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Spiteful Visions
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Waste Not
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Underworld Dreams
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Planeswalkers
Ashiok, Dream Render
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Ob Nixilis, the Hate-Twisted
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Utility Lands
Emergence Zone
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Restless Reef
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Mana Artifacts
The Celestus
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Chromatic Lantern
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Relic of Sauron
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Fellwar Stone
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Izzet Signet
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Rakdos Signet
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Dimir Signet
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Arcane Signet
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Sol Ring
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Lands
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Grixis Panorama
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Maestros Theater
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Myriad Landscape
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Foreboding Ruins
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Evolving Wilds
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Path of Ancestry
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Drowned Catacomb
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Dragonskull Summit
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Sulfur Falls
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Exotic Orchard
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Crumbling Necropolis
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Command Tower
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