Urza, Lord Protector + The Mightstone and Weakstone + The Chain Veil + Clock of Omens + Ashnod's Altar

Urza, Lord Protector
The Mightstone and Weakstone
The Chain Veil
Clock of Omens
Ashnod's Altar

Requires
Urza, Lord Protector must be on the battlefield. The Mightstone and Weakstone must be on the battlefield. The Chain Veil must be on the battlefield. Clock of Omens must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Urza, Planeswalker's third loyalty ability by putting no loyalty counters on it, creating two 1/1 Soldier artifact creature tokens.
  2. Activate Clock of Omens by tapping the two Soldiers, untapping The Chain Veil.
  3. Activate Ashnod's Altar twice by sacrificing the two Soldiers, adding .
  4. Activate The Chain Veil by paying 4 and tapping it, allowing you an additional activation of your planeswalkers' loyalty abilities this turn.
  5. Repeat.
Results
Infinite activations of loyalty abilities of all other Planeswalkers you control. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Shorikai, Genesis Engine
0.01% of 18649 decks 1 decks
Urza, Lord Protector
0.02% of 4080 decks 1 decks
Tawnos, Solemn Survivor
0.10% of 981 decks 1 decks
Game Changers
Cyclonic Rift
67% of 3 decks +40% synergy
Urza, Lord High Artificer
33% of 3 decks +30% synergy
Mana Vault
33% of 3 decks +27% synergy
Ancient Tomb
33% of 3 decks +23% synergy
Enlightened Tutor
33% of 3 decks +16% synergy
Fierce Guardianship
33% of 3 decks +15% synergy
Smothering Tithe
33% of 3 decks +9% synergy
Creatures
Inquisitor Eisenhorn
100% of 1 decks +100% synergy
Imotekh the Stormlord
100% of 1 decks +100% synergy
Skithiryx, the Blight Dragon
100% of 1 decks +99% synergy
The Reality Chip
67% of 3 decks +63% synergy
Phyrexian Metamorph
67% of 3 decks +60% synergy
Mondrak, Glory Dominus
67% of 3 decks +59% synergy
Doorkeeper Thrull
50% of 2 decks +49% synergy
Karn, Legacy Reforged
50% of 2 decks +49% synergy
Prince Imrahil the Fair
50% of 2 decks +47% synergy
Moonshaker Cavalry
50% of 2 decks +47% synergy
Auriok Steelshaper
33% of 3 decks +33% synergy
Belisarius Cawl
33% of 3 decks +33% synergy
Triplicate Titan
33% of 3 decks +33% synergy
Minn, Wily Illusionist
33% of 3 decks +33% synergy
Research Thief
33% of 3 decks +32% synergy
Cloudsteel Kirin
33% of 3 decks +32% synergy
Digsite Engineer
33% of 3 decks +32% synergy
Kotori, Pilot Prodigy
33% of 3 decks +32% synergy
Wurmcoil Engine
33% of 3 decks +32% synergy
Myr Battlesphere
33% of 3 decks +31% synergy
Bronze Guardian
33% of 3 decks +31% synergy
Trinket Mage
33% of 3 decks +31% synergy
Bennie Bracks, Zoologist
33% of 3 decks +31% synergy
Cyberdrive Awakener
33% of 3 decks +31% synergy
Walking Ballista
33% of 3 decks +31% synergy
Psychosis Crawler
33% of 3 decks +31% synergy
Wonder
33% of 3 decks +30% synergy
Thought Monitor
33% of 3 decks +30% synergy
The Council of Four
33% of 3 decks +30% synergy
Chasm Skulker
33% of 3 decks +29% synergy
Laboratory Maniac
33% of 3 decks +29% synergy
Spark Double
33% of 3 decks +27% synergy
Solemn Simulacrum
33% of 3 decks +20% synergy
Esper Sentinel
33% of 3 decks +14% synergy
Instants
Deny the Witch
100% of 1 decks +99% synergy
Strix Serenade
100% of 1 decks +96% synergy
Heliod's Intervention
67% of 3 decks +64% synergy
Swords to Plowshares
67% of 3 decks +4% synergy
Reenact the Crime
50% of 2 decks +50% synergy
Discontinuity
33% of 3 decks +33% synergy
Time Stop
33% of 3 decks +33% synergy
Alchemist's Retrieval
33% of 3 decks +33% synergy
Foil
33% of 3 decks +32% synergy
Nexus of Fate
33% of 3 decks +32% synergy
Disallow
33% of 3 decks +32% synergy
Return to Dust
33% of 3 decks +30% synergy
Resculpt
33% of 3 decks +29% synergy
Pact of Negation
33% of 3 decks +26% synergy
Flawless Maneuver
33% of 3 decks +23% synergy
Mana Drain
33% of 3 decks +18% synergy
Dovin's Veto
33% of 3 decks +15% synergy
Teferi's Protection
33% of 3 decks +14% synergy
Arcane Denial
33% of 3 decks +13% synergy
An Offer You Can't Refuse
33% of 3 decks +12% synergy
Path to Exile
33% of 3 decks -13% synergy
Sorceries
Supreme Verdict
67% of 3 decks +53% synergy
Stolen Identity
33% of 3 decks +32% synergy
One with the Machine
33% of 3 decks +32% synergy
Rite of Replication
33% of 3 decks +30% synergy
Thoughtcast
33% of 3 decks +30% synergy
Vanquish the Horde
33% of 3 decks +30% synergy
Fabricate
33% of 3 decks +28% synergy
Wrath of God
33% of 3 decks +27% synergy
Sevinne's Reclamation
33% of 3 decks +26% synergy
Austere Command
33% of 3 decks +21% synergy
Farewell
33% of 3 decks +21% synergy
Utility Artifacts
Cranial Plating
100% of 1 decks +98% synergy
Wishclaw Talisman
100% of 1 decks +95% synergy
Sculpting Steel
67% of 3 decks +64% synergy
Unwinding Clock
67% of 3 decks +64% synergy
Tinker's Tote
50% of 2 decks +50% synergy
The Indomitable
50% of 2 decks +48% synergy
Urza's Armor
33% of 3 decks +33% synergy
Galvanic Key
33% of 3 decks +33% synergy
Fleetfeather Sandals
33% of 3 decks +33% synergy
Urza's Sylex
33% of 3 decks +33% synergy
Chariot of Victory
33% of 3 decks +33% synergy
Golem-Skin Gauntlets
33% of 3 decks +33% synergy
Hexgold Hoverwings
33% of 3 decks +33% synergy
Brass Knuckles
33% of 3 decks +33% synergy
Resurrection Orb
33% of 3 decks +33% synergy
Torpor Orb
33% of 3 decks +33% synergy
Quietus Spike
33% of 3 decks +33% synergy
Mycosynth Lattice
33% of 3 decks +33% synergy
Voltaic Key
33% of 3 decks +33% synergy
Glimmer Lens
33% of 3 decks +32% synergy
Perpetual Timepiece
33% of 3 decks +32% synergy
Mimic Vat
33% of 3 decks +32% synergy
Encroaching Mycosynth
33% of 3 decks +32% synergy
Krark-Clan Ironworks
33% of 3 decks +32% synergy
Sword of Fire and Ice
33% of 3 decks +32% synergy
Trading Post
33% of 3 decks +32% synergy
Eldrazi Monument
33% of 3 decks +32% synergy
Thran Power Suit
33% of 3 decks +32% synergy
Moonsilver Key
33% of 3 decks +32% synergy
Lithoform Engine
33% of 3 decks +32% synergy
Darksteel Plate
33% of 3 decks +32% synergy
Parhelion II
33% of 3 decks +32% synergy
Ichormoon Gauntlet
33% of 3 decks +32% synergy
Fireshrieker
33% of 3 decks +32% synergy
Staff of Domination
33% of 3 decks +32% synergy
Hammer of Nazahn
33% of 3 decks +32% synergy
Imposter Mech
33% of 3 decks +32% synergy
Loxodon Warhammer
33% of 3 decks +31% synergy
Thousand-Year Elixir
33% of 3 decks +31% synergy
Sword of Hearth and Home
33% of 3 decks +31% synergy
Halo Fountain
33% of 3 decks +31% synergy
Crucible of Worlds
33% of 3 decks +31% synergy
Hedron Archive
33% of 3 decks +30% synergy
Mystic Forge
33% of 3 decks +30% synergy
Helm of the Host
33% of 3 decks +30% synergy
Aetherflux Reservoir
33% of 3 decks +30% synergy
Blackblade Reforged
33% of 3 decks +29% synergy
Sensei's Divining Top
33% of 3 decks +28% synergy
Skullclamp
33% of 3 decks +21% synergy
Mind Stone
33% of 3 decks +17% synergy
Enchantments
Thopter Spy Network
67% of 3 decks +63% synergy
Court of Vantress
50% of 2 decks +48% synergy
Humility
33% of 3 decks +33% synergy
Mirrodin Besieged
33% of 3 decks +32% synergy
Divine Visitation
33% of 3 decks +32% synergy
Mirrormade
33% of 3 decks +31% synergy
Ominous Seas
33% of 3 decks +31% synergy
Training Grounds
33% of 3 decks +30% synergy
Oath of Teferi
33% of 3 decks +30% synergy
Blind Obedience
33% of 3 decks +27% synergy
Anointed Procession
33% of 3 decks +25% synergy
Planeswalkers
Dakkon, Shadow Slayer
100% of 1 decks +99% synergy
Teferi, Temporal Archmage
67% of 3 decks +66% synergy
Tezzeret, Betrayer of Flesh
67% of 3 decks +65% synergy
Tezzeret the Seeker
67% of 3 decks +64% synergy
Karn Liberated
33% of 3 decks +33% synergy
Nahiri, the Lithomancer
33% of 3 decks +33% synergy
Tezzeret, Artifice Master
33% of 3 decks +32% synergy
Karn, the Great Creator
33% of 3 decks +32% synergy
Ugin, the Spirit Dragon
33% of 3 decks +32% synergy
Teferi, Hero of Dominaria
33% of 3 decks +31% synergy
Teferi, Who Slows the Sunset
33% of 3 decks +31% synergy
Utility Lands
Restless Fortress
100% of 1 decks +98% synergy
Castle Locthwain
100% of 1 decks +95% synergy
Urza's Saga
67% of 3 decks +60% synergy
Otawara, Soaring City
67% of 3 decks +50% synergy
Reliquary Tower
67% of 3 decks +37% synergy
Restless Anchorage
50% of 2 decks +48% synergy
Tocasia's Dig Site
33% of 3 decks +33% synergy
Urza's Factory
33% of 3 decks +33% synergy
Calciform Pools
33% of 3 decks +33% synergy
Tectonic Edge
33% of 3 decks +33% synergy
Mech Hangar
33% of 3 decks +33% synergy
Urza's Workshop
33% of 3 decks +33% synergy
Urza's Power Plant
33% of 3 decks +32% synergy
Urza's Mine
33% of 3 decks +32% synergy
Urza's Tower
33% of 3 decks +32% synergy
Ghost Quarter
33% of 3 decks +31% synergy
Treasure Vault
33% of 3 decks +31% synergy
Field of the Dead
33% of 3 decks +30% synergy
Darksteel Citadel
33% of 3 decks +30% synergy
Inventors' Fair
33% of 3 decks +30% synergy
Minamo, School at Water's Edge
33% of 3 decks +29% synergy
Academy Ruins
33% of 3 decks +28% synergy
Buried Ruin
33% of 3 decks +28% synergy
Ancient Den
33% of 3 decks +28% synergy
War Room
33% of 3 decks +27% synergy
Seat of the Synod
33% of 3 decks +27% synergy
Rogue's Passage
33% of 3 decks +13% synergy
Mana Artifacts
Sol Ring
100% of 3 decks +16% synergy
Chromatic Orrery
67% of 3 decks +65% synergy
The Irencrag
50% of 2 decks +49% synergy
Powerstone Shard
33% of 3 decks +33% synergy
Empowered Autogenerator
33% of 3 decks +33% synergy
Gilded Lotus
33% of 3 decks +30% synergy
Decanter of Endless Water
33% of 3 decks +29% synergy
Thran Dynamo
33% of 3 decks +29% synergy
Thought Vessel
33% of 3 decks +16% synergy
Talisman of Progress
33% of 3 decks +9% synergy
Azorius Signet
33% of 3 decks +8% synergy
Arcane Signet
33% of 3 decks -39% synergy
Lands
Orzhov Guildgate
100% of 1 decks +95% synergy
Darkslick Shores
100% of 1 decks +95% synergy
Concealed Courtyard
100% of 1 decks +94% synergy
Scoured Barrens
100% of 1 decks +91% synergy
Undercity Sewers
100% of 1 decks +89% synergy
Shineshadow Snarl
100% of 1 decks +87% synergy
Choked Estuary
100% of 1 decks +83% synergy
Temple of Silence
100% of 1 decks +82% synergy
Underground River
100% of 1 decks +79% synergy
Watery Grave
100% of 1 decks +60% synergy
Command Tower
100% of 3 decks +26% synergy
Azorius Chancery
67% of 3 decks +52% synergy
Myriad Landscape
67% of 3 decks +48% synergy
Adarkar Wastes
67% of 3 decks +47% synergy
Prairie Stream
67% of 3 decks +33% synergy
Hallowed Fountain
67% of 3 decks +26% synergy
Scene of the Crime
50% of 2 decks +49% synergy
Meticulous Archive
50% of 2 decks +42% synergy
Hall of Tagsin
33% of 3 decks +33% synergy
The Mycosynth Gardens
33% of 3 decks +31% synergy
Ash Barrens
33% of 3 decks +28% synergy
Prismatic Vista
33% of 3 decks +28% synergy
Reflecting Pool
33% of 3 decks +28% synergy
Razortide Bridge
33% of 3 decks +27% synergy
Arid Mesa
33% of 3 decks +23% synergy
Windswept Heath
33% of 3 decks +23% synergy
Flooded Strand
33% of 3 decks +23% synergy
Scalding Tarn
33% of 3 decks +22% synergy
Marsh Flats
33% of 3 decks +22% synergy
Polluted Delta
33% of 3 decks +22% synergy
Misty Rainforest
33% of 3 decks +22% synergy
Tundra
33% of 3 decks +19% synergy
Terramorphic Expanse
33% of 3 decks +18% synergy
Deserted Beach
33% of 3 decks +17% synergy
Evolving Wilds
33% of 3 decks +12% synergy
Sea of Clouds
33% of 3 decks +7% synergy