Prototype Portal + Clock of Omens + Grinding Station + Great Furnace

Prototype Portal
Clock of Omens
Grinding Station
Great Furnace

Requires
Prototype Portal must be on the battlefield. Clock of Omens must be on the battlefield. Grinding Station must be on the battlefield. Great Furnace must be in exile (exiled by Prototype Portal).
Steps
  1. Activate Prototype Portal by paying 0 and tapping it, creating a token copy of Great Furnace.
  2. The Great Furnace token enters, triggering Grinding Station, untapping Grinding Station.
  3. Activate Clock of Omens by tapping the Great Furnace token and Grinding Station, untapping Prototype Portal.
  4. Repeat.
Results
Infinite landfall triggers. Infinite tapped land tokens.

Top Commanders (3)
Daretti, Scrap Savant
0.28% of 2814 decks 8 decks
Meria, Scholar of Antiquity
0.11% of 4357 decks 5 decks
Osgir, the Reconstructor
0.09% of 6588 decks 6 decks
High Synergy Cards (10)
Goblin Welder
71% of 56 decks +70% synergy
Goblin Engineer
70% of 56 decks +68% synergy
Emry, Lurker of the Loch
53% of 15 decks +51% synergy
Marionette Master
48% of 21 decks +46% synergy
Oswald Fiddlebender
45% of 20 decks +44% synergy
Vedalken Archmage
40% of 15 decks +39% synergy
Tezzeret, Master of the Bridge
40% of 10 decks +39% synergy
Fabricate
40% of 15 decks +37% synergy
Daretti, Scrap Savant
36% of 56 decks +34% synergy
Scrap Mastery
34% of 56 decks +34% synergy
Top Cards (10)
Myr Retriever
55% of 56 decks +53% synergy
Scrap Trawler
54% of 56 decks +51% synergy
Krark-Clan Ironworks
52% of 56 decks +51% synergy
Kuldotha Forgemaster
48% of 56 decks +47% synergy
Etherium Sculptor
47% of 15 decks +44% synergy
Solemn Simulacrum
46% of 56 decks +32% synergy
Foundry Inspector
46% of 56 decks +42% synergy
Basalt Monolith
43% of 56 decks +40% synergy
Unwinding Clock
43% of 56 decks +40% synergy
Liquimetal Torque
42% of 55 decks +38% synergy
Creatures (50)
Dross Scorpion
41% of 56 decks +41% synergy
Master Transmuter
40% of 15 decks +39% synergy
Phyrexian Metamorph
40% of 15 decks +37% synergy
Mirkwood Bats
38% of 8 decks +30% synergy
Reckless Fireweaver
36% of 56 decks +33% synergy
Enthusiastic Mechanaut
36% of 14 decks +35% synergy
Esper Sentinel
35% of 20 decks +25% synergy
Junk Diver
34% of 56 decks +33% synergy
Disciple of the Vault
33% of 21 decks +32% synergy
Jhoira, Weatherlight Captain
33% of 15 decks +32% synergy
Sai, Master Thopterist
33% of 15 decks +31% synergy
Seedborn Muse
33% of 9 decks +29% synergy
Myr Battlesphere
32% of 56 decks +30% synergy
Teshar, Ancestor's Apostle
30% of 20 decks +29% synergy
Chief Engineer
27% of 15 decks +26% synergy
Arcum Dagsson
27% of 15 decks +26% synergy
Urza, Lord High Artificer
27% of 15 decks +25% synergy
Drafna, Founder of Lat-Nam
25% of 12 decks +25% synergy
Shimmer Myr
25% of 56 decks +23% synergy
Dockside Extortionist
25% of 56 decks +17% synergy
Jhoira's Familiar
23% of 56 decks +21% synergy
Ingenious Artillerist
22% of 45 decks +21% synergy
Slobad, Goblin Tinkerer
21% of 56 decks +21% synergy
Mirran Spy
20% of 15 decks +20% synergy
Brudiclad, Telchor Engineer
20% of 15 decks +19% synergy
Shimmer Dragon
20% of 15 decks +19% synergy
Bronze Guardian
20% of 20 decks +19% synergy
Losheel, Clockwork Scholar
20% of 20 decks +19% synergy
Thought Monitor
20% of 15 decks +18% synergy
Padeem, Consul of Innovation
20% of 15 decks +18% synergy
Wurmcoil Engine
20% of 56 decks +18% synergy
Hellkite Tyrant
20% of 56 decks +18% synergy
Nadier's Nightblade
19% of 21 decks +17% synergy
Mayhem Devil
19% of 21 decks +17% synergy
Workshop Assistant
18% of 56 decks +17% synergy
Quicksmith Genius
16% of 56 decks +16% synergy
Metalworker
16% of 56 decks +16% synergy
Feldon of the Third Path
16% of 56 decks +14% synergy
Ornithopter
16% of 56 decks +14% synergy
Palladium Myr
16% of 56 decks +14% synergy
Burnished Hart
16% of 56 decks +11% synergy
Dockside Chef
16% of 19 decks +15% synergy
Chiss-Goria, Forge Tyrant
15% of 20 decks +15% synergy
Zirda, the Dawnwaker
15% of 20 decks +14% synergy
Alibou, Ancient Witness
15% of 20 decks +14% synergy
Ethersworn Canonist
15% of 20 decks +14% synergy
Liberator, Urza's Battlethopter
15% of 34 decks +13% synergy
Academy Manufactor
15% of 55 decks +11% synergy
Sly Requisitioner
14% of 21 decks +14% synergy
Battered Golem
14% of 56 decks +14% synergy
Instants (27)
Dispatch
35% of 20 decks +33% synergy
Enlightened Tutor
35% of 20 decks +27% synergy
Nature's Claim
33% of 9 decks +28% synergy
Beast Within
33% of 9 decks +14% synergy
Chaos Warp
32% of 56 decks +16% synergy
Anguished Unmaking
27% of 11 decks +22% synergy
Whir of Invention
27% of 15 decks +25% synergy
Counterspell
27% of 15 decks +5% synergy
Generous Gift
20% of 20 decks +8% synergy
Swords to Plowshares
20% of 20 decks -8% synergy
Vampiric Tutor
19% of 21 decks +9% synergy
Thrill of Possibility
18% of 56 decks +13% synergy
Unexpected Windfall
17% of 54 decks +13% synergy
Second Sunrise
15% of 20 decks +15% synergy
Faith's Reward
15% of 20 decks +15% synergy
Boros Charm
15% of 20 decks +9% synergy
Teferi's Protection
15% of 20 decks +6% synergy
Deadly Dispute
14% of 21 decks +9% synergy
Deflecting Swat
14% of 56 decks +7% synergy
Big Score
13% of 47 decks +8% synergy
Valakut Awakening
12% of 56 decks +9% synergy
Abrade
12% of 56 decks +7% synergy
Tibalt's Trickery
11% of 56 decks +8% synergy
Pyroblast
9% of 56 decks +6% synergy
Comet Storm
5% of 56 decks +4% synergy
Red Elemental Blast
5% of 56 decks +2% synergy
Lightning Bolt
5% of 56 decks +0% synergy
Sorceries (25)
Blasphemous Act
39% of 56 decks +23% synergy
Faithless Looting
34% of 56 decks +26% synergy
Trash for Treasure
29% of 56 decks +28% synergy
Jeska's Will
27% of 56 decks +18% synergy
Demonic Tutor
24% of 21 decks +12% synergy
Reckless Handling
24% of 17 decks +22% synergy
Gamble
23% of 56 decks +18% synergy
Terisiare's Devastation
23% of 13 decks +23% synergy
Vandalblast
21% of 56 decks +13% synergy
Reshape
20% of 15 decks +19% synergy
Wheel of Fortune
16% of 56 decks +14% synergy
Wake the Past
15% of 20 decks +14% synergy
Austere Command
15% of 20 decks +9% synergy
Reprocess
14% of 21 decks +14% synergy
Saheeli's Directive
12% of 56 decks +12% synergy
Shatterskull Smashing
11% of 56 decks +9% synergy
All Is Dust
7% of 56 decks +6% synergy
Seize the Spoils
7% of 56 decks +5% synergy
Indomitable Creativity
5% of 56 decks +5% synergy
Pirate's Pillage
5% of 56 decks +4% synergy
Brass's Bounty
5% of 56 decks +4% synergy
Tormenting Voice
5% of 56 decks +4% synergy
Grapeshot
5% of 56 decks +3% synergy
Cathartic Reunion
5% of 56 decks +3% synergy
Mana Geyser
5% of 56 decks +2% synergy
Utility Artifacts (50)
Ugin's Nexus
41% of 56 decks +41% synergy
Ichor Wellspring
41% of 56 decks +39% synergy
Rings of Brighthearth
39% of 56 decks +37% synergy
Sculpting Steel
39% of 56 decks +37% synergy
Myr Turbine
34% of 56 decks +34% synergy
Bolas's Citadel
33% of 21 decks +28% synergy
Blasting Station
32% of 56 decks +31% synergy
Voltaic Key
32% of 56 decks +31% synergy
Mycosynth Lattice
30% of 56 decks +29% synergy
Trading Post
30% of 56 decks +29% synergy
Mystic Forge
30% of 56 decks +28% synergy
Salvaging Station
27% of 56 decks +27% synergy
Dispeller's Capsule
25% of 20 decks +25% synergy
Archaeomancer's Map
25% of 20 decks +23% synergy
Ashnod's Altar
25% of 56 decks +17% synergy
Lightning Greaves
25% of 56 decks -0% synergy
Mirrorworks
23% of 56 decks +22% synergy
Spine of Ish Sah
23% of 56 decks +22% synergy
Mycosynth Wellspring
23% of 56 decks +22% synergy
Staff of Domination
23% of 56 decks +21% synergy
Sensei's Divining Top
23% of 56 decks +17% synergy
Wayfarer's Bauble
23% of 56 decks +12% synergy
The One Ring
22% of 18 decks +13% synergy
Mishra's Bauble
21% of 56 decks +20% synergy
Darksteel Forge
21% of 56 decks +20% synergy
Swiftfoot Boots
21% of 56 decks -7% synergy
Scourglass
20% of 20 decks +20% synergy
Oni-Cult Anvil
20% of 20 decks +19% synergy
Aether Spellbomb
20% of 15 decks +19% synergy
Codex Shredder
20% of 56 decks +19% synergy
Manifold Key
20% of 56 decks +18% synergy
Skullclamp
20% of 56 decks +7% synergy
Liquimetal Coating
18% of 56 decks +17% synergy
Cloud Key
18% of 56 decks +16% synergy
Portal to Phyrexia
18% of 34 decks +16% synergy
Summoning Station
16% of 56 decks +16% synergy
Howling Mine
16% of 56 decks +14% synergy
Expedition Map
16% of 56 decks +12% synergy
Flayer Husk
14% of 56 decks +14% synergy
Nihil Spellbomb
14% of 21 decks +14% synergy
Planar Bridge
14% of 56 decks +14% synergy
Nevinyrral's Disk
14% of 56 decks +13% synergy
Wishclaw Talisman
14% of 21 decks +11% synergy
Mindslaver
12% of 56 decks +12% synergy
Static Orb
12% of 56 decks +12% synergy
Welding Jar
12% of 56 decks +12% synergy
Tormod's Crypt
12% of 56 decks +11% synergy
Mirage Mirror
12% of 56 decks +11% synergy
Thousand-Year Elixir
12% of 56 decks +10% synergy
Idol of Oblivion
12% of 56 decks +9% synergy
Enchantments (11)
Storm the Vault
27% of 15 decks +26% synergy
Anointed Procession
25% of 20 decks +21% synergy
Smothering Tithe
25% of 20 decks +13% synergy
Mirrodin Besieged
20% of 15 decks +19% synergy
Mechanized Production
20% of 15 decks +19% synergy
Underworld Breach
20% of 56 decks +17% synergy
Ghirapur Aether Grid
12% of 56 decks +12% synergy
Pia's Revolution
9% of 56 decks +9% synergy
Mana Echoes
9% of 56 decks +8% synergy
Valakut Exploration
9% of 56 decks +8% synergy
Blood Moon
5% of 56 decks +4% synergy
Planeswalkers (6)
Tezzeret the Seeker
33% of 15 decks +32% synergy
Karn, the Great Creator
25% of 56 decks +24% synergy
Ugin, the Ineffable
23% of 56 decks +21% synergy
Tezzeret, Artifice Master
20% of 15 decks +19% synergy
Saheeli, Sublime Artificer
20% of 15 decks +19% synergy
Karn, Living Legacy
13% of 39 decks +12% synergy
Utility Lands (38)
Tree of Tales
100% of 9 decks +99% synergy
Vault of Whispers
100% of 21 decks +98% synergy
Ancient Den
100% of 20 decks +97% synergy
Seat of the Synod
100% of 15 decks +97% synergy
Darksteel Citadel
88% of 56 decks +83% synergy
Buried Ruin
54% of 56 decks +48% synergy
Inventors' Fair
52% of 56 decks +48% synergy
Academy Ruins
47% of 15 decks +44% synergy
Treasure Vault
42% of 55 decks +39% synergy
Urza's Saga
38% of 55 decks +31% synergy
Phyrexia's Core
16% of 56 decks +16% synergy
Urza's Tower
16% of 56 decks +14% synergy
Urza's Power Plant
16% of 56 decks +14% synergy
Urza's Mine
16% of 56 decks +14% synergy
Ancient Tomb
16% of 56 decks +5% synergy
Reliquary Tower
16% of 56 decks -12% synergy
Sunhome, Fortress of the Legion
15% of 20 decks +14% synergy
Secluded Steppe
15% of 20 decks +13% synergy
Bojuka Bog
14% of 21 decks -2% synergy
Rogue's Passage
12% of 56 decks -6% synergy
Forgotten Cave
11% of 56 decks +8% synergy
Emergence Zone
11% of 56 decks +8% synergy
Mishra's Workshop
9% of 56 decks +9% synergy
Mishra's Factory
9% of 56 decks +8% synergy
War Room
9% of 56 decks +2% synergy
Forge of Heroes
7% of 56 decks +6% synergy
Shrine of the Forsaken Gods
7% of 56 decks +6% synergy
Arcane Lighthouse
7% of 56 decks +6% synergy
Ghost Quarter
7% of 56 decks +4% synergy
Strip Mine
7% of 56 decks +4% synergy
Urborg, Tomb of Yawgmoth
7% of 56 decks -3% synergy
Sequestered Stash
5% of 56 decks +5% synergy
Valakut, the Molten Pinnacle
5% of 56 decks +4% synergy
Blast Zone
5% of 56 decks +4% synergy
Thespian's Stage
5% of 56 decks +3% synergy
Field of Ruin
5% of 56 decks +3% synergy
Geier Reach Sanitarium
5% of 56 decks +2% synergy
Karn's Bastion
5% of 56 decks +0% synergy
Mana Artifacts (39)
Sol Ring
93% of 56 decks +9% synergy
Arcane Signet
52% of 56 decks -19% synergy
Rakdos Signet
38% of 21 decks +31% synergy
Mind Stone
36% of 56 decks +17% synergy
Thran Dynamo
30% of 56 decks +26% synergy
Boros Signet
30% of 20 decks +24% synergy
Lotus Petal
29% of 56 decks +22% synergy
Izzet Signet
27% of 15 decks +20% synergy
Talisman of Conviction
25% of 20 decks +20% synergy
Talisman of Indulgence
24% of 21 decks +18% synergy
Gilded Lotus
23% of 56 decks +20% synergy
Mana Vault
23% of 56 decks +17% synergy
Mana Crypt
23% of 56 decks +12% synergy
Cursed Mirror
22% of 55 decks +20% synergy
Mox Opal
20% of 56 decks +15% synergy
Everflowing Chalice
18% of 56 decks +13% synergy
Chromatic Orrery
14% of 56 decks +13% synergy
Thought Vessel
14% of 56 decks -2% synergy
Commander's Sphere
14% of 56 decks -2% synergy
Slagstone Refinery
13% of 31 decks +13% synergy
Chromatic Star
12% of 56 decks +12% synergy
Hedron Archive
12% of 56 decks +9% synergy
Fellwar Stone
12% of 56 decks -9% synergy
Lotus Bloom
11% of 56 decks +10% synergy
Blinkmoth Urn
11% of 56 decks +10% synergy
Dreamstone Hedron
11% of 56 decks +10% synergy
Jeweled Lotus
11% of 56 decks +3% synergy
The Mightstone and Weakstone
10% of 31 decks +9% synergy
Sol Talisman
9% of 55 decks +8% synergy
Chrome Mox
9% of 56 decks +2% synergy
Unstable Obelisk
7% of 56 decks +6% synergy
Grim Monolith
7% of 56 decks +5% synergy
Fire Diamond
7% of 56 decks +4% synergy
Mox Diamond
7% of 56 decks +3% synergy
Terrarion
5% of 56 decks +5% synergy
Empowered Autogenerator
5% of 56 decks +5% synergy
Mox Tantalite
5% of 56 decks +5% synergy
Skyclave Relic
5% of 56 decks +4% synergy
Chromatic Lantern
5% of 56 decks -4% synergy
Lands (50)
Mistvault Bridge
80% of 10 decks +79% synergy
Silverbluff Bridge
73% of 15 decks +72% synergy
Razortide Bridge
71% of 7 decks +70% synergy
Slagwoods Bridge
67% of 9 decks +66% synergy
Drossforge Bridge
67% of 21 decks +66% synergy
Goldmire Bridge
64% of 11 decks +62% synergy
Rustvale Bridge
60% of 20 decks +59% synergy
Blood Crypt
52% of 21 decks +43% synergy
Command Tower
52% of 56 decks -21% synergy
The Mycosynth Gardens
50% of 24 decks +47% synergy
Battlefield Forge
45% of 20 decks +40% synergy
Karplusan Forest
44% of 9 decks +41% synergy
Rootbound Crag
44% of 9 decks +40% synergy
Stomping Ground
44% of 9 decks +35% synergy
Sacred Foundry
40% of 20 decks +32% synergy
Watery Grave
40% of 10 decks +29% synergy
Fire-Lit Thicket
33% of 9 decks +32% synergy
Cinder Glade
33% of 9 decks +25% synergy
Steam Vents
33% of 15 decks +24% synergy
Xander's Lounge
30% of 10 decks +26% synergy
Nomad Outpost
27% of 11 decks +24% synergy
Savai Triome
27% of 11 decks +24% synergy
Caves of Koilos
27% of 11 decks +21% synergy
Godless Shrine
27% of 11 decks +18% synergy
Spire of Industry
27% of 56 decks +24% synergy
Shivan Reef
27% of 15 decks +21% synergy
Clifftop Retreat
25% of 20 decks +20% synergy
Sundown Pass
20% of 20 decks +16% synergy
Izzet Boilerworks
20% of 15 decks +16% synergy
Spectator Seating
20% of 20 decks +14% synergy
Dragonskull Summit
19% of 21 decks +12% synergy
Smoldering Marsh
19% of 21 decks +12% synergy
Power Depot
18% of 55 decks +17% synergy
Exotic Orchard
18% of 56 decks -17% synergy
Glimmervoid
16% of 56 decks +16% synergy
Myriad Landscape
16% of 56 decks -5% synergy
Needleverge Pathway
15% of 20 decks +13% synergy
Furycalm Snarl
15% of 20 decks +12% synergy
Temple of Triumph
15% of 20 decks +11% synergy
Graven Cairns
14% of 21 decks +13% synergy
Sulfurous Springs
14% of 21 decks +10% synergy
Luxury Suite
14% of 21 decks +8% synergy
Arid Mesa
14% of 56 decks +3% synergy
Terramorphic Expanse
14% of 56 decks -2% synergy
Demolition Field
13% of 31 decks +9% synergy
Fabled Passage
12% of 56 decks +3% synergy
Wooded Foothills
12% of 56 decks +3% synergy
Bloodstained Mire
12% of 56 decks +3% synergy
Scalding Tarn
11% of 56 decks -0% synergy
Marsh Flats
11% of 56 decks -1% synergy