Prototype Portal + Clock of Omens + Grinding Station + Seat of the Synod

Prototype Portal
Clock of Omens
Grinding Station
Seat of the Synod

Requires
Prototype Portal must be on the battlefield. Clock of Omens must be on the battlefield. Grinding Station 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, triggering Grinding Station, untapping Grinding Station.
  3. Activate Clock of Omens by tapping the Seat of the Synod token and Grinding Station, untapping Prototype Portal.
  4. Repeat.
Results
Infinite landfall triggers. Infinite tapped land tokens.

Tameshi, Reality Architect
0.20% of 2485 decks 5 decks
Breya, Etherium Shaper
0.03% of 13853 decks 4 decks
Urtet, Remnant of Memnarch
0.02% of 14156 decks 3 decks
Tawnos, Solemn Survivor
0.21% of 949 decks 2 decks
Urza, Lord High Artificer
0.02% of 12657 decks 2 decks
Jhoira, Weatherlight Captain
0.02% of 6170 decks 1 decks
Reaper King
0.02% of 5423 decks 1 decks
Iron Man, Titan of Innovation
0.06% of 1542 decks 1 decks
Padeem, Consul of Innovation
0.32% of 310 decks 1 decks
Saheeli, the Sun's Brilliance
0.07% of 1452 decks 1 decks
Shorikai, Genesis Engine
0.01% of 17286 decks 1 decks
Emry, Lurker of the Loch
0.02% of 4198 decks 1 decks
Kellan, the Kid
0.03% of 3528 decks 1 decks
Drafna, Founder of Lat-Nam
0.09% of 1057 decks 1 decks
Silas Renn, Seeker Adept // Toggo, Goblin Weaponsmith
0.45% of 223 decks 1 decks
Morska, Undersea Sleuth
0.02% of 4505 decks 1 decks
Jhoira, Ageless Innovator
0.05% of 2106 decks 1 decks
Urza, Prince of Kroog
0.04% of 2658 decks 1 decks
High Synergy Cards
Vault of Whispers
100% of 15 decks +96% synergy
Ancient Den
91% of 23 decks +86% synergy
Darksteel Citadel
80% of 40 decks +76% synergy
Great Furnace
79% of 19 decks +73% synergy
Tree of Tales
75% of 8 decks +73% synergy
Inventors' Fair
52% of 40 decks +49% synergy
Thopter Foundry
50% of 12 decks +48% synergy
Scrap Trawler
50% of 40 decks +48% synergy
Etherium Sculptor
50% of 40 decks +44% synergy
Emry, Lurker of the Loch
48% of 40 decks +43% synergy
Top Cards
Esper Sentinel
48% of 23 decks +27% synergy
Sculpting Steel
45% of 40 decks +43% synergy
Myr Retriever
42% of 40 decks +40% synergy
Mirrorworks
40% of 40 decks +39% synergy
Krark-Clan Ironworks
40% of 40 decks +39% synergy
Master Transmuter
38% of 40 decks +36% synergy
Unwinding Clock
38% of 40 decks +35% synergy
Sai, Master Thopterist
38% of 40 decks +34% synergy
Foundry Inspector
38% of 40 decks +33% synergy
Sensei's Divining Top
38% of 40 decks +32% synergy
Creatures
Copper Myr
38% of 8 decks +36% synergy
Goblin Engineer
37% of 19 decks +33% synergy
Enthusiastic Mechanaut
37% of 19 decks +33% synergy
Phyrexian Metamorph
35% of 40 decks +28% synergy
Oswald Fiddlebender
35% of 23 decks +33% synergy
Marionette Master
33% of 15 decks +30% synergy
Solemn Simulacrum
32% of 40 decks +18% synergy
Goblin Welder
32% of 19 decks +29% synergy
Thought Monitor
30% of 40 decks +27% synergy
Shimmer Myr
28% of 40 decks +26% synergy
Teshar, Ancestor's Apostle
26% of 23 decks +24% synergy
The Reality Chip
26% of 39 decks +22% synergy
Dross Scorpion
25% of 40 decks +25% synergy
Chief Engineer
25% of 40 decks +24% synergy
Kuldotha Forgemaster
25% of 40 decks +24% synergy
Mirran Spy
22% of 40 decks +22% synergy
Vedalken Archmage
22% of 40 decks +21% synergy
Ethersworn Canonist
22% of 23 decks +20% synergy
Keeper of the Accord
22% of 23 decks +18% synergy
Jhoira, Weatherlight Captain
21% of 19 decks +15% synergy
Leaden Myr
20% of 15 decks +18% synergy
Myr Battlesphere
20% of 40 decks +18% synergy
Trinket Mage
20% of 40 decks +18% synergy
Roaming Throne
20% of 20 decks +10% synergy
Drafna, Founder of Lat-Nam
18% of 38 decks +18% synergy
Ornithopter
18% of 40 decks +15% synergy
Shimmer Dragon
18% of 40 decks +15% synergy
Ruin Crab
18% of 40 decks +15% synergy
Emeria Angel
17% of 23 decks +15% synergy
Weathered Wayfarer
17% of 23 decks +14% synergy
Slobad, Goblin Tinkerer
16% of 19 decks +15% synergy
Iron Myr
16% of 19 decks +13% synergy
Walking Atlas
15% of 40 decks +14% synergy
Hangarback Walker
15% of 40 decks +14% synergy
Urza, Lord High Artificer
15% of 40 decks +12% synergy
Bronze Guardian
13% of 23 decks +11% synergy
Gold Myr
13% of 23 decks +10% synergy
Ranger-Captain of Eos
13% of 23 decks +8% synergy
Replication Specialist
13% of 39 decks +13% synergy
Cyberdrive Awakener
13% of 39 decks +10% synergy
Patron of the Moon
12% of 40 decks +12% synergy
Alloy Myr
12% of 40 decks +12% synergy
Workshop Assistant
12% of 40 decks +12% synergy
Hedron Crab
12% of 40 decks +11% synergy
Trophy Mage
12% of 40 decks +11% synergy
Palladium Myr
12% of 40 decks +10% synergy
Tribute Mage
12% of 40 decks +10% synergy
Walking Ballista
12% of 40 decks +10% synergy
Silver Myr
12% of 40 decks +10% synergy
Padeem, Consul of Innovation
12% of 40 decks +9% synergy
Instants
Counterspell
32% of 40 decks -10% synergy
Swords to Plowshares
30% of 23 decks -32% synergy
Enlightened Tutor
26% of 23 decks +8% synergy
Whir of Invention
22% of 40 decks +19% synergy
Silence
17% of 23 decks +11% synergy
Dovin's Veto
17% of 23 decks -2% synergy
Dramatic Reversal
15% of 40 decks +10% synergy
Dispatch
13% of 23 decks +8% synergy
Generous Gift
13% of 23 decks -13% synergy
Thirst for Knowledge
12% of 40 decks +11% synergy
Muddle the Mixture
12% of 40 decks +7% synergy
Mana Drain
12% of 40 decks -3% synergy
Fierce Guardianship
12% of 40 decks -5% synergy
Negate
12% of 40 decks -10% synergy
Cyclonic Rift
12% of 40 decks -15% synergy
Brainstorm
10% of 40 decks -11% synergy
Disruption Protocol
8% of 39 decks +7% synergy
Resculpt
8% of 40 decks +2% synergy
Swan Song
8% of 40 decks -9% synergy
Arcane Denial
8% of 40 decks -12% synergy
Sorceries
Fabricate
25% of 40 decks +19% synergy
Trash for Treasure
21% of 19 decks +20% synergy
Terisiare's Devastation
20% of 15 decks +19% synergy
Thoughtcast
18% of 40 decks +14% synergy
Saheeli's Directive
16% of 19 decks +15% synergy
Scrap Mastery
16% of 19 decks +15% synergy
Blasphemous Act
16% of 19 decks -18% synergy
Reshape
15% of 40 decks +13% synergy
Brilliant Restoration
13% of 23 decks +11% synergy
Organic Extinction
13% of 23 decks +10% synergy
Preordain
10% of 40 decks -1% synergy
Ponder
10% of 40 decks -3% synergy
Forging the Anchor
8% of 38 decks +8% synergy
March of Progress
8% of 38 decks +7% synergy
Echo Storm
8% of 40 decks +7% synergy
Quasiduplicate
8% of 40 decks +6% synergy
Windfall
8% of 40 decks -6% synergy
Utility Artifacts
Legion Extruder
60% of 5 decks +60% synergy
Mystic Forge
35% of 40 decks +32% synergy
Blasting Station
32% of 40 decks +32% synergy
Salvaging Station
28% of 40 decks +27% synergy
Voltaic Key
28% of 40 decks +27% synergy
Bolas's Citadel
27% of 15 decks +17% synergy
Trading Post
25% of 40 decks +24% synergy
Ashnod's Altar
25% of 40 decks +17% synergy
Ugin's Nexus
22% of 40 decks +22% synergy
Mishra's Bauble
22% of 40 decks +21% synergy
Manifold Key
22% of 40 decks +21% synergy
Cloud Key
22% of 40 decks +21% synergy
Skullclamp
22% of 40 decks +10% synergy
Aether Spellbomb
20% of 40 decks +19% synergy
Lithoform Engine
20% of 40 decks +18% synergy
Rings of Brighthearth
20% of 40 decks +18% synergy
Ichor Wellspring
20% of 40 decks +18% synergy
Time Sieve
20% of 15 decks +17% synergy
Expedition Map
20% of 40 decks +17% synergy
Aetherflux Reservoir
20% of 40 decks +16% synergy
The One Ring
19% of 27 decks +10% synergy
Summoning Station
18% of 40 decks +17% synergy
Myr Turbine
18% of 40 decks +17% synergy
Swiftfoot Boots
18% of 40 decks -10% synergy
Archaeomancer's Map
17% of 23 decks +13% synergy
Semblance Anvil
15% of 40 decks +14% synergy
Darksteel Forge
15% of 40 decks +14% synergy
Moonsilver Key
15% of 40 decks +14% synergy
Forsaken Monument
15% of 40 decks +13% synergy
Idol of Oblivion
15% of 40 decks +11% synergy
Wayfarer's Bauble
15% of 40 decks +5% synergy
Encroaching Mycosynth
15% of 34 decks +13% synergy
Shorikai, Genesis Engine
13% of 23 decks +10% synergy
Flayer Husk
12% of 40 decks +12% synergy
Magistrate's Scepter
12% of 40 decks +12% synergy
Sword of the Meek
12% of 40 decks +12% synergy
Retrofitter Foundry
12% of 40 decks +12% synergy
Animation Module
12% of 40 decks +12% synergy
Welding Jar
12% of 40 decks +12% synergy
Codex Shredder
12% of 40 decks +12% synergy
Helm of Awakening
12% of 40 decks +12% synergy
Altar of the Brood
12% of 40 decks +11% synergy
Mirage Mirror
12% of 40 decks +11% synergy
Panharmonicon
12% of 40 decks +8% synergy
Lightning Greaves
12% of 40 decks -13% synergy
Portal to Phyrexia
11% of 38 decks +9% synergy
Fabrication Module
10% of 40 decks +10% synergy
Decoction Module
10% of 40 decks +10% synergy
Spine of Ish Sah
10% of 40 decks +9% synergy
Soul-Guide Lantern
10% of 40 decks +9% synergy
Enchantments
Storm the Vault
26% of 19 decks +23% synergy
Mirrodin Besieged
25% of 40 decks +23% synergy
Seal of Cleansing
22% of 23 decks +20% synergy
Mystic Remora
20% of 40 decks +2% synergy
Retreat to Coralhelm
18% of 40 decks +15% synergy
Mechanized Production
18% of 40 decks +15% synergy
Smothering Tithe
17% of 23 decks -8% synergy
Ghirapur Aether Grid
16% of 19 decks +15% synergy
Training Grounds
15% of 40 decks +12% synergy
Thopter Spy Network
15% of 40 decks +11% synergy
Rhystic Study
15% of 40 decks -13% synergy
Felidar Retreat
13% of 23 decks +6% synergy
Artificer's Intuition
12% of 40 decks +12% synergy
Artificer Class
11% of 38 decks +9% synergy
Seal of Removal
10% of 40 decks +9% synergy
Efficient Construction
10% of 40 decks +9% synergy
Counterbalance
8% of 40 decks +6% synergy
Freed from the Real
8% of 40 decks +5% synergy
Planeswalkers
Tezzeret, Master of the Bridge
27% of 15 decks +24% synergy
Daretti, Scrap Savant
26% of 19 decks +24% synergy
Saheeli, Sublime Artificer
26% of 19 decks +22% synergy
Saheeli, the Gifted
16% of 19 decks +15% synergy
Tezzeret the Seeker
15% of 40 decks +12% synergy
Karn, the Great Creator
12% of 40 decks +11% synergy
Karn, Living Legacy
8% of 38 decks +7% synergy
Tezzeret, Betrayer of Flesh
8% of 39 decks +6% synergy
Ugin, the Ineffable
8% of 40 decks +6% synergy
Utility Lands
Treasure Vault
42% of 40 decks +40% synergy
Urza's Saga
42% of 40 decks +35% synergy
Academy Ruins
40% of 40 decks +35% synergy
Buried Ruin
35% of 40 decks +30% synergy
Reliquary Tower
30% of 40 decks +1% synergy
Havengul Laboratory
20% of 15 decks +20% synergy
Tolaria West
12% of 40 decks +11% synergy
Urza's Power Plant
12% of 40 decks +11% synergy
Urza's Mine
12% of 40 decks +11% synergy
Urza's Tower
12% of 40 decks +11% synergy
Ancient Tomb
12% of 40 decks +2% synergy
Mystic Sanctuary
12% of 40 decks +0% synergy
Otawara, Soaring City
10% of 39 decks -7% synergy
Urza's Factory
10% of 40 decks +10% synergy
Mishra's Factory
10% of 40 decks +9% synergy
Guildless Commons
10% of 40 decks +9% synergy
Mishra's Foundry
8% of 38 decks +8% synergy
Ghost Town
8% of 40 decks +7% synergy
Mishra's Workshop
8% of 40 decks +7% synergy
Terrain Generator
8% of 40 decks +7% synergy
Wasteland
8% of 40 decks +6% synergy
Minamo, School at Water's Edge
8% of 40 decks +3% synergy
Rogue's Passage
8% of 40 decks -12% synergy
Mana Artifacts
Sol Ring
88% of 40 decks +3% synergy
Arcane Signet
55% of 40 decks -17% synergy
Azorius Signet
35% of 23 decks +9% synergy
Lotus Petal
32% of 40 decks +26% synergy
Basalt Monolith
30% of 40 decks +27% synergy
Thran Dynamo
30% of 40 decks +25% synergy
Mind Stone
30% of 40 decks +13% synergy
Mox Opal
28% of 40 decks +23% synergy
Izzet Signet
26% of 19 decks -2% synergy
Talisman of Progress
26% of 23 decks +3% synergy
Lotus Bloom
20% of 40 decks +19% synergy
Grim Monolith
20% of 40 decks +18% synergy
Mana Vault
20% of 40 decks +14% synergy
Mana Crypt
20% of 40 decks +11% synergy
Dimir Signet
20% of 15 decks -10% synergy
Everflowing Chalice
18% of 40 decks +13% synergy
Thought Vessel
18% of 40 decks +1% synergy
Cursed Mirror
16% of 19 decks +11% synergy
Talisman of Creativity
16% of 19 decks -13% synergy
Mox Tantalite
15% of 40 decks +15% synergy
Sol Talisman
15% of 40 decks +14% synergy
Machine God's Effigy
13% of 38 decks +12% synergy
Liquimetal Torque
12% of 40 decks +9% synergy
Commander's Sphere
12% of 40 decks -3% synergy
Blinkmoth Urn
10% of 40 decks +10% synergy
Chromatic Star
10% of 40 decks +9% synergy
Chromatic Orrery
10% of 40 decks +8% synergy
Hedron Archive
10% of 40 decks +7% synergy
Chromatic Lantern
10% of 40 decks +0% synergy
Slagstone Refinery
8% of 38 decks +8% synergy
The Mightstone and Weakstone
8% of 38 decks +7% synergy
Moonsnare Prototype
8% of 39 decks +7% synergy
Powerstone Shard
8% of 40 decks +7% synergy
Thran Turbine
8% of 40 decks +7% synergy
Prophetic Prism
8% of 40 decks +7% synergy
Dreamstone Hedron
8% of 40 decks +6% synergy
Skyclave Relic
8% of 40 decks +6% synergy
Worn Powerstone
8% of 40 decks +5% synergy
Sky Diamond
8% of 40 decks +2% synergy
Fellwar Stone
8% of 40 decks -14% synergy
Lands
Silverbluff Bridge
84% of 19 decks +78% synergy
Drossforge Bridge
83% of 12 decks +79% synergy
Rustvale Bridge
78% of 9 decks +72% synergy
Goldmire Bridge
75% of 12 decks +70% synergy
Slagwoods Bridge
67% of 6 decks +64% synergy
Mistvault Bridge
67% of 15 decks +62% synergy
Tanglepool Bridge
62% of 8 decks +60% synergy
Razortide Bridge
61% of 23 decks +54% synergy
Thornglint Bridge
57% of 7 decks +55% synergy
Command Tower
52% of 40 decks -21% synergy
Hallowed Fountain
48% of 23 decks +7% synergy
The Mycosynth Gardens
35% of 34 decks +33% synergy
Watery Grave
33% of 15 decks -8% synergy
Deserted Beach
26% of 23 decks +10% synergy
Blood Crypt
25% of 12 decks -14% synergy
Godless Shrine
25% of 12 decks -16% synergy
Glacial Fortress
22% of 23 decks -4% synergy
Sea of Clouds
22% of 23 decks -4% synergy
Izzet Boilerworks
21% of 19 decks +5% synergy
Steam Vents
21% of 19 decks -18% synergy
Spire of Industry
20% of 40 decks +17% synergy
Exotic Orchard
20% of 40 decks -16% synergy
Power Depot
18% of 40 decks +17% synergy
Hengegate Pathway
17% of 23 decks +10% synergy
Shivan Reef
16% of 19 decks -11% synergy
Skycloud Expanse
13% of 23 decks +0% synergy
Azorius Chancery
13% of 23 decks -2% synergy
Adarkar Wastes
13% of 23 decks -4% synergy
Glimmervoid
12% of 40 decks +12% synergy
Terramorphic Expanse
12% of 40 decks -3% synergy
Evolving Wilds
12% of 40 decks -8% synergy
City of Brass
10% of 40 decks +2% synergy
Polluted Delta
10% of 40 decks -1% synergy
Marsh Flats
10% of 40 decks -1% synergy
Path of Ancestry
10% of 40 decks -11% synergy
Hall of Tagsin
8% of 38 decks +7% synergy
Scalding Tarn
8% of 40 decks -4% synergy