Prototype Portal + Dross Scorpion + March of the Machines + Seat of the Synod

Prototype Portal
Dross Scorpion
March of the Machines
Seat of the Synod

Requires
Prototype Portal must be on the battlefield. Dross Scorpion must be on the battlefield. March of the Machines must be on the battlefield. Seat of the Synod must be in exile (exiled by Prototype Portal).
Steps
  1. Activate Prototype Portal by paying 0 and tapping it, creating a token copy of Seat of the Synod.
  2. The Seat of the Synod token enters the battlefield as a 0/0 creature due to March of the Machines, and dies as a state-based action due to having zero or less toughness.
  3. Dross Scorpion triggers, untapping Prototype Portal.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite landfall triggers. Infinite LTB.

Top Commanders (2)
Memnarch
0.08% of 1273 decks 1 decks
Eloise, Nephalia Sleuth
0.06% of 1550 decks 1 decks
Creatures (28)
Transplant Theorist
100% of 1 decks +100% synergy
Fain, the Broker
100% of 1 decks +99% synergy
Disciple of the Vault
100% of 1 decks +99% synergy
Nadier's Nightblade
100% of 1 decks +98% synergy
Liberator, Urza's Battlethopter
100% of 1 decks +98% synergy
Marionette Master
100% of 1 decks +98% synergy
Drivnod, Carnage Dominus
100% of 1 decks +98% synergy
Phyrexian Metamorph
100% of 2 decks +97% synergy
Academy Manufactor
100% of 1 decks +96% synergy
Solemn Simulacrum
100% of 2 decks +85% synergy
Puppet Conjurer
100% of 1 decks +100% synergy
Combat Courier
100% of 1 decks +100% synergy
Treasure Mage
50% of 2 decks +50% synergy
Arcum Dagsson
50% of 2 decks +50% synergy
Vedalken Engineer
50% of 2 decks +50% synergy
Thopter Assembly
50% of 2 decks +50% synergy
Master Transmuter
50% of 2 decks +49% synergy
Trophy Mage
50% of 2 decks +49% synergy
Trinket Mage
50% of 2 decks +49% synergy
Spellskite
50% of 2 decks +48% synergy
Sai, Master Thopterist
50% of 2 decks +48% synergy
Jhoira's Familiar
50% of 2 decks +48% synergy
Ornithopter
50% of 2 decks +48% synergy
Emry, Lurker of the Loch
50% of 2 decks +48% synergy
Myr Battlesphere
50% of 2 decks +48% synergy
Myr Retriever
50% of 2 decks +48% synergy
Etherium Sculptor
50% of 2 decks +47% synergy
Burnished Hart
50% of 2 decks +45% synergy
Instants (16)
Soul Shatter
100% of 1 decks +99% synergy
Resculpt
100% of 1 decks +97% synergy
Deadly Dispute
100% of 1 decks +94% synergy
Arcane Denial
100% of 2 decks +91% synergy
Negate
100% of 2 decks +88% synergy
Thirst for Knowledge
50% of 2 decks +49% synergy
Mana Leak
50% of 2 decks +49% synergy
Unwind
50% of 2 decks +48% synergy
Mystic Confluence
50% of 2 decks +48% synergy
Whir of Invention
50% of 2 decks +48% synergy
Pull from Tomorrow
50% of 2 decks +48% synergy
Dispel
50% of 2 decks +47% synergy
Pact of Negation
50% of 2 decks +46% synergy
Mystical Tutor
50% of 2 decks +42% synergy
Cyclonic Rift
50% of 2 decks +36% synergy
Counterspell
50% of 2 decks +29% synergy
Sorceries (12)
Forging the Anchor
100% of 1 decks +100% synergy
Emergency Weld
100% of 1 decks +100% synergy
Dread Return
100% of 1 decks +97% synergy
Fabricate
100% of 2 decks +97% synergy
Feed the Swarm
100% of 1 decks +90% synergy
Vivisection
50% of 2 decks +50% synergy
Acquire
50% of 2 decks +50% synergy
Reverse Engineer
50% of 2 decks +50% synergy
Blatant Thievery
50% of 2 decks +50% synergy
One with the Machine
50% of 2 decks +49% synergy
Reshape
50% of 2 decks +49% synergy
Windfall
50% of 2 decks +43% synergy
Utility Artifacts (31)
Blasting Station
100% of 2 decks +99% synergy
Time Sieve
100% of 1 decks +99% synergy
Clock of Omens
100% of 2 decks +99% synergy
Vat of Rebirth
100% of 1 decks +99% synergy
Nevinyrral's Disk
100% of 2 decks +99% synergy
Nettlecyst
100% of 1 decks +98% synergy
Salvaging Station
50% of 2 decks +50% synergy
Flayer Husk
50% of 2 decks +50% synergy
Myr Matrix
50% of 2 decks +50% synergy
Myr Turbine
50% of 2 decks +50% synergy
Trinisphere
50% of 2 decks +49% synergy
Liquimetal Coating
50% of 2 decks +49% synergy
Welding Jar
50% of 2 decks +49% synergy
Torpor Orb
50% of 2 decks +49% synergy
Winter Orb
50% of 2 decks +49% synergy
Mycosynth Lattice
50% of 2 decks +49% synergy
Helm of Awakening
50% of 2 decks +49% synergy
Voltaic Key
50% of 2 decks +49% synergy
Tormod's Crypt
50% of 2 decks +49% synergy
Mishra's Bauble
50% of 2 decks +49% synergy
Trading Post
50% of 2 decks +49% synergy
Darksteel Forge
50% of 2 decks +49% synergy
Forsaken Monument
50% of 2 decks +48% synergy
Elixir of Immortality
50% of 2 decks +48% synergy
Rings of Brighthearth
50% of 2 decks +48% synergy
Unwinding Clock
50% of 2 decks +47% synergy
Ashnod's Altar
50% of 2 decks +42% synergy
Wayfarer's Bauble
50% of 2 decks +39% synergy
Skullclamp
50% of 2 decks +37% synergy
Lightning Greaves
50% of 2 decks +25% synergy
Swiftfoot Boots
50% of 2 decks +22% synergy
Enchantments (3)
Artificer Class
100% of 1 decks +99% synergy
The Antiquities War
50% of 2 decks +50% synergy
Mirrormade
50% of 2 decks +49% synergy
Planeswalkers (1)
Ugin, the Spirit Dragon
50% of 2 decks +48% synergy
Utility Lands (18)
Vault of Whispers
100% of 1 decks +98% synergy
Buried Ruin
100% of 2 decks +95% synergy
Temple of the False God
100% of 2 decks +90% synergy
Tolaria West
50% of 2 decks +49% synergy
Terrain Generator
50% of 2 decks +49% synergy
Guildless Commons
50% of 2 decks +49% synergy
Urza's Tower
50% of 2 decks +48% synergy
Urza's Power Plant
50% of 2 decks +48% synergy
Urza's Mine
50% of 2 decks +48% synergy
Lonely Sandbar
50% of 2 decks +48% synergy
Castle Vantress
50% of 2 decks +48% synergy
Maze of Ith
50% of 2 decks +47% synergy
Scavenger Grounds
50% of 2 decks +46% synergy
High Market
50% of 2 decks +46% synergy
Darksteel Citadel
50% of 2 decks +46% synergy
Mystic Sanctuary
50% of 2 decks +44% synergy
War Room
50% of 2 decks +43% synergy
Reliquary Tower
50% of 2 decks +22% synergy
Mana Artifacts (20)
The Mightstone and Weakstone
100% of 1 decks +99% synergy
Prismatic Lens
100% of 2 decks +98% synergy
Liquimetal Torque
100% of 1 decks +96% synergy
Dimir Signet
100% of 1 decks +92% synergy
Mind Stone
100% of 2 decks +82% synergy
Sol Ring
100% of 2 decks +16% synergy
Dreamstone Hedron
50% of 2 decks +49% synergy
Darksteel Ingot
50% of 2 decks +49% synergy
Caged Sun
50% of 2 decks +47% synergy
Midnight Clock
50% of 2 decks +47% synergy
Worn Powerstone
50% of 2 decks +47% synergy
Basalt Monolith
50% of 2 decks +47% synergy
Sky Diamond
50% of 2 decks +47% synergy
Hedron Archive
50% of 2 decks +47% synergy
Gilded Lotus
50% of 2 decks +46% synergy
Thran Dynamo
50% of 2 decks +45% synergy
Everflowing Chalice
50% of 2 decks +45% synergy
Thought Vessel
50% of 2 decks +34% synergy
Commander's Sphere
50% of 2 decks +33% synergy
Arcane Signet
50% of 2 decks -21% synergy
Lands (14)
Submerged Boneyard
100% of 1 decks +100% synergy
Jwar Isle Refuge
100% of 1 decks +99% synergy
Power Depot
100% of 1 decks +99% synergy
Mistvault Bridge
100% of 1 decks +99% synergy
Dimir Guildgate
100% of 1 decks +99% synergy
Mirrex
100% of 1 decks +99% synergy
Obscura Storefront
100% of 1 decks +98% synergy
The Mycosynth Gardens
100% of 1 decks +97% synergy
Dimir Aqueduct
100% of 1 decks +96% synergy
Myriad Landscape
100% of 2 decks +79% synergy
Terramorphic Expanse
50% of 2 decks +34% synergy
Evolving Wilds
50% of 2 decks +28% synergy
Exotic Orchard
50% of 2 decks +15% synergy
Command Tower
50% of 2 decks -23% synergy