Prototype Portal + Clock of Omens + Battered Golem + Ancient Den

Prototype Portal
Clock of Omens
Battered Golem
Ancient Den

Requires
Prototype Portal must be on the battlefield. Clock of Omens must be on the battlefield. Battered Golem must be on the battlefield. Ancient Den must be in exile (exiled by Prototype Portal).
Steps
  1. Activate Prototype Portal by paying 0, creating a token copy of Ancient Den.
  2. When the Ancient Den token enters the battlefield, Battered Golem triggers, untapping itself.
  3. Activate Clock of Omens by tapping Battered Golem and the Ancient Den token, untapping Prototype Portal.
  4. Repeat.
Results
Infinite landfall triggers. Infinite tapped Ancient Den tokens.

Urtet, Remnant of Memnarch
0.01% of 14706 decks 2 decks
Omnath, Locus of All
0.01% of 13489 decks 1 decks
Jan Jansen, Chaos Crafter
0.02% of 4386 decks 1 decks
Osgir, the Reconstructor
0.02% of 5657 decks 1 decks
Breya, Etherium Shaper
0.01% of 13938 decks 1 decks
Morska, Undersea Sleuth
0.02% of 4781 decks 1 decks
Reaper King
0.02% of 5493 decks 1 decks
High Synergy Cards
Vault of Whispers
100% of 6 decks +96% synergy
Darksteel Citadel
88% of 8 decks +84% synergy
Great Furnace
86% of 7 decks +80% synergy
Seat of the Synod
83% of 6 decks +77% synergy
Cloud Key
75% of 8 decks +73% synergy
Foundry Inspector
75% of 8 decks +71% synergy
Iron Myr
71% of 7 decks +69% synergy
Leaden Myr
67% of 6 decks +65% synergy
Etherium Sculptor
67% of 6 decks +61% synergy
Ornithopter
62% of 8 decks +61% synergy
Top Cards
Sculpting Steel
62% of 8 decks +60% synergy
Basalt Monolith
62% of 8 decks +60% synergy
Unwinding Clock
62% of 8 decks +60% synergy
Myr Turbine
50% of 8 decks +50% synergy
Myr Galvanizer
50% of 8 decks +50% synergy
Blasting Station
50% of 8 decks +49% synergy
Kuldotha Forgemaster
50% of 8 decks +49% synergy
Mycosynth Lattice
50% of 8 decks +49% synergy
Shimmer Myr
50% of 8 decks +48% synergy
Myr Battlesphere
50% of 8 decks +48% synergy
Creatures
Leonardo da Vinci
100% of 1 decks +100% synergy
Innocuous Researcher
50% of 2 decks +50% synergy
Tangletrove Kelp
50% of 2 decks +49% synergy
Palladium Myr
50% of 8 decks +48% synergy
Silver Myr
50% of 6 decks +47% synergy
Padeem, Consul of Innovation
50% of 6 decks +47% synergy
Forensic Gadgeteer
50% of 2 decks +47% synergy
Emry, Lurker of the Loch
50% of 6 decks +46% synergy
Warren Soultrader
50% of 2 decks +43% synergy
Reckless Fireweaver
43% of 7 decks +38% synergy
Brudiclad, Telchor Engineer
40% of 5 decks +36% synergy
Enthusiastic Mechanaut
40% of 5 decks +36% synergy
Alloy Myr
38% of 8 decks +37% synergy
Myr Retriever
38% of 8 decks +35% synergy
Gold Myr
38% of 8 decks +35% synergy
Mirran Spy
33% of 6 decks +33% synergy
Treasure Mage
33% of 6 decks +33% synergy
Memnarch
33% of 6 decks +33% synergy
Chief Engineer
33% of 6 decks +33% synergy
Grand Architect
33% of 6 decks +33% synergy
Drafna, Founder of Lat-Nam
33% of 6 decks +33% synergy
Saint Traft and Rem Karolus
33% of 3 decks +32% synergy
Myr Convert
33% of 6 decks +32% synergy
Merchant of Truth
33% of 3 decks +32% synergy
Master Transmuter
33% of 6 decks +32% synergy
Trophy Mage
33% of 6 decks +31% synergy
Trinket Mage
33% of 6 decks +31% synergy
Tribute Mage
33% of 6 decks +31% synergy
Sai, Master Thopterist
33% of 6 decks +30% synergy
Phyrexian Metamorph
33% of 6 decks +26% synergy
Thassa's Oracle
33% of 6 decks +26% synergy
Mondrak, Glory Dominus
33% of 6 decks +24% synergy
Voltaic Construct
25% of 8 decks +25% synergy
Dross Scorpion
25% of 8 decks +25% synergy
Lodestone Myr
25% of 8 decks +25% synergy
Pili-Pala
25% of 8 decks +25% synergy
Mycosynth Golem
25% of 8 decks +25% synergy
Junk Diver
25% of 8 decks +24% synergy
Memnite
25% of 8 decks +24% synergy
Omen Hawker
25% of 4 decks +24% synergy
Jhoira's Familiar
25% of 8 decks +23% synergy
Meteor Golem
25% of 8 decks +23% synergy
Bronze Guardian
25% of 8 decks +23% synergy
Walking Ballista
25% of 8 decks +22% synergy
Cavern-Hoard Dragon
25% of 4 decks +22% synergy
Academy Manufactor
25% of 8 decks +21% synergy
Ornithopter of Paradise
25% of 8 decks +21% synergy
Ojer Taq, Deepest Foundation
25% of 4 decks +19% synergy
Roaming Throne
25% of 4 decks +15% synergy
Solemn Simulacrum
25% of 8 decks +11% synergy
Instants
Officious Interrogation
50% of 2 decks +48% synergy
Banishing Knack
33% of 6 decks +33% synergy
Retraction Helix
33% of 6 decks +33% synergy
Hurkyl's Recall
33% of 6 decks +33% synergy
Demonic Consultation
33% of 6 decks +30% synergy
Dramatic Reversal
33% of 6 decks +28% synergy
Jeskai Charm
20% of 5 decks +18% synergy
Heroic Intervention
20% of 5 decks -10% synergy
Beast Within
20% of 5 decks -19% synergy
Confirm Suspicions
17% of 6 decks +16% synergy
Urza's Command
17% of 6 decks +16% synergy
Disorder in the Court
17% of 6 decks +15% synergy
Brain Freeze
17% of 6 decks +13% synergy
Vampiric Tutor
17% of 6 decks -2% synergy
Brainstorm
17% of 6 decks -4% synergy
Boros Charm
14% of 7 decks -11% synergy
Fateful Absence
12% of 8 decks +12% synergy
Enlightened Tutor
12% of 8 decks -5% synergy
Generous Gift
12% of 8 decks -13% synergy
Sorceries
They Went This Way
50% of 2 decks +50% synergy
Vandalblast
43% of 7 decks +27% synergy
No Witnesses
33% of 3 decks +33% synergy
Grim Tutor
33% of 6 decks +29% synergy
Wake the Past
29% of 7 decks +26% synergy
Tempt with Discovery
20% of 5 decks +16% synergy
Three Visits
20% of 5 decks -5% synergy
Farseek
20% of 5 decks -14% synergy
Bitter Ordeal
17% of 6 decks +17% synergy
Finale of Revelation
17% of 6 decks +14% synergy
Rite of Replication
17% of 6 decks +13% synergy
Diabolic Tutor
17% of 6 decks +10% synergy
Demonic Tutor
17% of 6 decks -6% synergy
Fireball
14% of 7 decks +13% synergy
Reconstruct History
14% of 7 decks +12% synergy
Grapeshot
14% of 7 decks +10% synergy
Rout
12% of 8 decks +12% synergy
All Is Dust
12% of 8 decks +11% synergy
Organic Extinction
12% of 8 decks +10% synergy
Approach of the Second Sun
12% of 8 decks +9% synergy
Cleansing Nova
12% of 8 decks +9% synergy
Austere Command
12% of 8 decks -0% synergy
Utility Artifacts
Transmutation Font
50% of 2 decks +49% synergy
Ashnod's Altar
50% of 8 decks +42% synergy
Thopter Foundry
40% of 5 decks +38% synergy
Time Sieve
40% of 5 decks +37% synergy
Magistrate's Scepter
38% of 8 decks +37% synergy
Grinding Station
38% of 8 decks +37% synergy
Rings of Brighthearth
38% of 8 decks +36% synergy
Mystic Forge
38% of 8 decks +35% synergy
Skullclamp
38% of 8 decks +25% synergy
Ring of Three Wishes
25% of 8 decks +25% synergy
Lux Cannon
25% of 8 decks +25% synergy
Ugin's Nexus
25% of 8 decks +25% synergy
Sword of the Meek
25% of 8 decks +25% synergy
Throne of Geth
25% of 8 decks +24% synergy
Genesis Chamber
25% of 8 decks +24% synergy
Voltaic Key
25% of 8 decks +24% synergy
Krark-Clan Ironworks
25% of 8 decks +24% synergy
Mimic Vat
25% of 8 decks +24% synergy
Trading Post
25% of 8 decks +24% synergy
Darksteel Forge
25% of 8 decks +24% synergy
Nuka-Cola Vending Machine
25% of 4 decks +24% synergy
Mirage Mirror
25% of 8 decks +23% synergy
Staff of Domination
25% of 8 decks +23% synergy
Inspiring Statuary
25% of 8 decks +23% synergy
Thousand-Year Elixir
25% of 8 decks +23% synergy
Isochron Scepter
25% of 8 decks +23% synergy
Hedron Archive
25% of 8 decks +22% synergy
Idol of Oblivion
25% of 8 decks +21% synergy
The One Ring
20% of 5 decks +11% synergy
Wishclaw Talisman
17% of 6 decks +11% synergy
Hammer of Purphoros
14% of 7 decks +13% synergy
Silverskin Armor
12% of 8 decks +12% synergy
Soul Foundry
12% of 8 decks +12% synergy
Manascape Refractor
12% of 8 decks +12% synergy
Deathrender
12% of 8 decks +12% synergy
Spidersilk Net
12% of 8 decks +12% synergy
Smelting Vat
12% of 8 decks +12% synergy
Accorder's Shield
12% of 8 decks +12% synergy
Conqueror's Galleon
12% of 8 decks +12% synergy
Otherworld Atlas
12% of 8 decks +12% synergy
Retrofitter Foundry
12% of 8 decks +12% synergy
Mindslaver
12% of 8 decks +12% synergy
Brainstone
12% of 8 decks +12% synergy
Planar Bridge
12% of 8 decks +12% synergy
Thaumatic Compass
12% of 8 decks +12% synergy
Cauldron of Souls
12% of 8 decks +12% synergy
Liquimetal Coating
12% of 8 decks +12% synergy
Horizon Stone
12% of 8 decks +12% synergy
Prized Statue
12% of 8 decks +12% synergy
Blade of the Bloodchief
12% of 8 decks +12% synergy
Enchantments
Impact Tremors
43% of 7 decks +33% synergy
Armed with Proof
33% of 3 decks +33% synergy
Opposition
33% of 6 decks +33% synergy
Arcane Adaptation
33% of 6 decks +32% synergy
Mechanized Production
33% of 6 decks +31% synergy
Ugin's Mastery
20% of 5 decks +19% synergy
Ulvenwald Mysteries
20% of 5 decks +19% synergy
Privileged Position
20% of 5 decks +17% synergy
Jeskai Ascendancy
20% of 5 decks +14% synergy
In Too Deep
17% of 6 decks +16% synergy
Freed from the Real
17% of 6 decks +15% synergy
Training Grounds
17% of 6 decks +14% synergy
Arms Race
14% of 7 decks +14% synergy
Ghirapur Aether Grid
14% of 7 decks +13% synergy
Mechanized Warfare
14% of 7 decks +13% synergy
Enduring Renewal
12% of 8 decks +12% synergy
Search the Premises
12% of 8 decks +12% synergy
Cathars' Crusade
12% of 8 decks +7% synergy
Darksteel Mutation
12% of 8 decks +6% synergy
Land Tax
12% of 8 decks +6% synergy
Anointed Procession
12% of 8 decks +4% synergy
Smothering Tithe
12% of 8 decks -12% synergy
Planeswalkers
Karn, the Great Creator
25% of 8 decks +24% synergy
Ugin, the Ineffable
25% of 8 decks +23% synergy
Tezzeret, Master of Metal
20% of 5 decks +20% synergy
Saheeli, the Gifted
20% of 5 decks +19% synergy
Saheeli, Filigree Master
20% of 5 decks +19% synergy
Kaya, Geist Hunter
17% of 6 decks +15% synergy
Teferi, Master of Time
17% of 6 decks +14% synergy
Teferi, Who Slows the Sunset
17% of 6 decks +14% synergy
Daretti, Scrap Savant
14% of 7 decks +12% synergy
Karn, Living Legacy
12% of 8 decks +12% synergy
Utility Lands
Monumental Henge
100% of 1 decks +96% synergy
Tree of Tales
40% of 5 decks +38% synergy
Buried Ruin
38% of 8 decks +32% synergy
Tolaria West
33% of 6 decks +32% synergy
Volatile Fault
25% of 4 decks +24% synergy
Urza's Power Plant
25% of 8 decks +23% synergy
Urza's Mine
25% of 8 decks +23% synergy
Urza's Tower
25% of 8 decks +23% synergy
Treasure Vault
25% of 8 decks +22% synergy
Inventors' Fair
25% of 8 decks +21% synergy
Rogue's Passage
25% of 8 decks +6% synergy
Reliquary Tower
25% of 8 decks -5% synergy
Academy Ruins
17% of 6 decks +12% synergy
Mystic Sanctuary
17% of 6 decks +4% synergy
Sunhome, Fortress of the Legion
14% of 7 decks +9% synergy
Slayers' Stronghold
14% of 7 decks +8% synergy
Nephalia Academy
12% of 8 decks +12% synergy
Mishra's Factory
12% of 8 decks +12% synergy
Tomb of the Spirit Dragon
12% of 8 decks +11% synergy
Radiant Fountain
12% of 8 decks +11% synergy
Dark Depths
12% of 8 decks +11% synergy
Field of Ruin
12% of 8 decks +10% synergy
Karn's Bastion
12% of 8 decks +7% synergy
Urza's Saga
12% of 8 decks +5% synergy
Eiganjo, Seat of the Empire
12% of 8 decks +4% synergy
Mana Artifacts
Sol Ring
100% of 8 decks +16% synergy
Arcane Signet
75% of 8 decks +3% synergy
Chromatic Lantern
50% of 8 decks +40% synergy
Thran Dynamo
38% of 8 decks +33% synergy
Lotus Petal
38% of 8 decks +31% synergy
Fellwar Stone
38% of 8 decks +16% synergy
Five Hundred Year Diary
33% of 3 decks +32% synergy
Everflowing Chalice
25% of 8 decks +20% synergy
Commander's Sphere
25% of 8 decks +10% synergy
Thought Vessel
25% of 8 decks +8% synergy
Mind Stone
25% of 8 decks +8% synergy
Jeskai Banner
20% of 5 decks +19% synergy
Talisman of Unity
20% of 5 decks +13% synergy
Talisman of Curiosity
20% of 5 decks +8% synergy
Talisman of Progress
17% of 6 decks -6% synergy
Azorius Signet
17% of 6 decks -9% synergy
Boros Signet
14% of 7 decks -9% synergy
Spectral Searchlight
12% of 8 decks +12% synergy
Empowered Autogenerator
12% of 8 decks +12% synergy
Mana Geode
12% of 8 decks +12% synergy
Skyclave Relic
12% of 8 decks +11% synergy
Darksteel Ingot
12% of 8 decks +11% synergy
Patriar's Seal
12% of 8 decks +11% synergy
Grim Monolith
12% of 8 decks +11% synergy
Liquimetal Torque
12% of 8 decks +9% synergy
Mox Opal
12% of 8 decks +8% synergy
Jeweled Lotus
12% of 8 decks +7% synergy
Mana Vault
12% of 8 decks +6% synergy
Mana Crypt
12% of 8 decks +4% synergy
Lands
Command Tower
75% of 8 decks +1% synergy
Hallowed Fountain
67% of 6 decks +26% synergy
Rustvale Bridge
57% of 7 decks +52% synergy
Drossforge Bridge
50% of 6 decks +46% synergy
Goldmire Bridge
50% of 6 decks +45% synergy
Darkbore Pathway
50% of 4 decks +41% synergy
Cragcrown Pathway
50% of 4 decks +41% synergy
Elegant Parlor
50% of 2 decks +41% synergy
Meticulous Archive
50% of 2 decks +40% synergy
Mistvault Bridge
40% of 5 decks +35% synergy
Dismal Backwater
40% of 5 decks +33% synergy
Raugrin Triome
40% of 5 decks +13% synergy
Rejuvenating Springs
40% of 5 decks +11% synergy
Breeding Pool
40% of 5 decks -1% synergy
Power Depot
38% of 8 decks +37% synergy
Exotic Orchard
38% of 8 decks +2% synergy
Scene of the Crime
33% of 3 decks +32% synergy
Deserted Beach
33% of 6 decks +17% synergy
Battlefield Forge
29% of 7 decks +3% synergy
Mirrodin's Core
25% of 8 decks +25% synergy
Edgewall Inn
25% of 4 decks +25% synergy
Promising Vein
25% of 4 decks +24% synergy
Slagwoods Bridge
25% of 4 decks +22% synergy
Krosan Verge
25% of 8 decks +22% synergy
Darkmoss Bridge
25% of 4 decks +22% synergy
Arid Mesa
25% of 8 decks +14% synergy
Karplusan Forest
25% of 4 decks +8% synergy
Evolving Wilds
25% of 8 decks +4% synergy
Vivid Grove
20% of 5 decks +19% synergy
Thornglint Bridge
20% of 5 decks +18% synergy
Tanglepool Bridge
20% of 5 decks +17% synergy
Spirebluff Canal
20% of 5 decks +17% synergy
Izzet Guildgate
20% of 5 decks +15% synergy
Silverbluff Bridge
20% of 5 decks +14% synergy
Simic Guildgate
20% of 5 decks +14% synergy
Swiftwater Cliffs
20% of 5 decks +13% synergy
Barkchannel Pathway
20% of 5 decks +11% synergy
Riverglide Pathway
20% of 5 decks +11% synergy
Cascade Bluffs
20% of 5 decks +8% synergy
Flooded Grove
20% of 5 decks +8% synergy
Overgrown Farmland
20% of 5 decks +4% synergy
Temple of Deceit
20% of 5 decks +4% synergy
Stormcarved Coast
20% of 5 decks +2% synergy
Dreamroot Cascade
20% of 5 decks +1% synergy
Sunpetal Grove
20% of 5 decks -4% synergy
Bountiful Promenade
20% of 5 decks -4% synergy
Seaside Citadel
20% of 5 decks -6% synergy
Shivan Reef
20% of 5 decks -7% synergy
Hinterland Harbor
20% of 5 decks -7% synergy
Spara's Headquarters
20% of 5 decks -12% synergy