Prototype Portal
Clock of Omens
Grinding Station
Vault of Whispers
1

   Prerequisites

What do I need to start this combo?
Vault of Whispers in exile (Vault of Whispers exiled by Prototype Portal in exile).
All other permanents on the battlefield.

   Steps

How does this combo work?
1
Activate Prototype Portal by paying 0 and tapping it, creating a token copy of Vault of Whispers.
2
The Vault of Whispers token enters, triggering Grinding Station, untapping Grinding Station.
3
Activate Clock of Omens by tapping the Vault of Whispers token and Grinding Station, untapping Prototype Portal.
4
Repeat.

   Results

What do I get from this combo?
Infinite landfall triggers
Infinite tapped land tokens
Urtet, Remnant of Memnarch
0.04% of 13901 decks 5 decks
Breya, Etherium Shaper
0.03% of 15454 decks 5 decks
Jan Jansen, Chaos Crafter
0.11% of 4536 decks 5 decks
Glissa, the Traitor
0.16% of 2536 decks 4 decks
Toggo, Goblin Weaponsmith // Vial Smasher the Fierce
2.22% of 90 decks 2 decks
Silas Renn, Seeker Adept // Toggo, Goblin Weaponsmith
0.87% of 231 decks 2 decks
Jaheira, Friend of the Forest // Agent of the Iron Throne
0.19% of 517 decks 1 decks
Ob Nixilis, the Fallen
0.22% of 459 decks 1 decks
Imskir Iron-Eater
0.03% of 3364 decks 1 decks
Saruman of Many Colors
0.02% of 4752 decks 1 decks
Ravos, Soultender // Toggo, Goblin Weaponsmith
3.70% of 27 decks 1 decks
Teysa, Opulent Oligarch
0.04% of 2351 decks 1 decks
Tawnos, Solemn Survivor
0.10% of 997 decks 1 decks
Reaper King
0.02% of 5892 decks 1 decks
Omnath, Locus of All
0.01% of 14441 decks 1 decks
Lord Windgrace
0.01% of 9757 decks 1 decks
Juri, Master of the Revue
0.02% of 5773 decks 1 decks
Aatchik, Emerald Radian
0.10% of 1000 decks 1 decks
New Cards
Ugin, Eye of the Storms
12% of 8 decks +11% synergy
High Synergy Cards
Seat of the Synod
100% of 20 decks +94% synergy
Ancient Den
95% of 22 decks +90% synergy
Great Furnace
93% of 27 decks +87% synergy
Darksteel Citadel
82% of 40 decks +79% synergy
Tree of Tales
80% of 15 decks +78% synergy
Krark-Clan Ironworks
52% of 40 decks +51% synergy
Myr Retriever
50% of 40 decks +48% synergy
Emry, Lurker of the Loch
50% of 20 decks +46% synergy
Copper Myr
47% of 15 decks +46% synergy
Foundry Inspector
48% of 40 decks +43% synergy
Top Cards
Blasting Station
42% of 40 decks +42% synergy
Thopter Foundry
40% of 15 decks +38% synergy
Scrap Trawler
40% of 40 decks +38% synergy
Etherium Sculptor
40% of 20 decks +35% synergy
Skullclamp
38% of 40 decks +26% synergy
Goblin Engineer
37% of 27 decks +34% synergy
Reckless Fireweaver
37% of 27 decks +33% synergy
Dross Scorpion
35% of 40 decks +35% synergy
Myr Turbine
35% of 40 decks +35% synergy
Silver Myr
35% of 20 decks +32% synergy
Game Changers
Urza, Lord High Artificer
25% of 20 decks +22% synergy
Enlightened Tutor
23% of 22 decks +6% synergy
Vampiric Tutor
20% of 40 decks +3% synergy
Demonic Tutor
20% of 40 decks -1% synergy
Mana Vault
18% of 40 decks +11% synergy
Grim Monolith
15% of 40 decks +13% synergy
The One Ring
15% of 40 decks +7% synergy
Jeska's Will
15% of 27 decks -2% synergy
Bolas's Citadel
12% of 40 decks +4% synergy
Mox Diamond
8% of 40 decks +3% synergy
Creatures
Sai, Master Thopterist
35% of 20 decks +32% synergy
Goblin Welder
33% of 27 decks +31% synergy
Gold Myr
32% of 22 decks +29% synergy
Master Transmuter
30% of 20 decks +29% synergy
Thought Monitor
30% of 20 decks +27% synergy
Academy Manufactor
30% of 40 decks +26% synergy
Phyrexian Metamorph
30% of 20 decks +23% synergy
Kuldotha Forgemaster
28% of 40 decks +27% synergy
Marionette Master
28% of 40 decks +24% synergy
Esper Sentinel
27% of 22 decks +8% synergy
Haywire Mite
27% of 15 decks +23% synergy
Iron Myr
26% of 27 decks +23% synergy
Junk Diver
25% of 40 decks +24% synergy
Vedalken Archmage
25% of 20 decks +24% synergy
Shimmer Myr
25% of 40 decks +24% synergy
Myr Battlesphere
25% of 40 decks +23% synergy
Ethersworn Canonist
23% of 22 decks +21% synergy
Teshar, Ancestor's Apostle
23% of 22 decks +21% synergy
Mondrak, Glory Dominus
23% of 22 decks +15% synergy
Leaden Myr
22% of 40 decks +21% synergy
Disciple of the Vault
22% of 40 decks +20% synergy
Solemn Simulacrum
22% of 40 decks +9% synergy
Ingenious Artillerist
22% of 27 decks +20% synergy
Myr Galvanizer
20% of 40 decks +20% synergy
Chief Engineer
20% of 20 decks +20% synergy
Workshop Assistant
20% of 40 decks +20% synergy
Sharuum the Hegemon
20% of 15 decks +18% synergy
Ethersworn Adjudicator
20% of 15 decks +18% synergy
Enthusiastic Mechanaut
20% of 15 decks +16% synergy
Baleful Strix
20% of 20 decks +7% synergy
Eternal Witness
20% of 15 decks +0% synergy
Magda, Brazen Outlaw
19% of 27 decks +16% synergy
Marionette Apprentice
19% of 27 decks +13% synergy
Mayhem Devil
19% of 27 decks +9% synergy
Oswald Fiddlebender
18% of 22 decks +17% synergy
Battered Golem
18% of 40 decks +17% synergy
Voltaic Construct
18% of 40 decks +17% synergy
Myr Welder
18% of 40 decks +17% synergy
Alloy Myr
18% of 40 decks +17% synergy
Mycosynth Golem
18% of 40 decks +17% synergy
Palladium Myr
18% of 40 decks +16% synergy
Pitiless Plunderer
18% of 40 decks +10% synergy
Mirkwood Bats
18% of 40 decks +7% synergy
Scaretiller
15% of 40 decks +15% synergy
Arcum Dagsson
15% of 20 decks +15% synergy
Drafna, Founder of Lat-Nam
15% of 20 decks +14% synergy
Plague Myr
15% of 40 decks +14% synergy
Trophy Mage
15% of 20 decks +13% synergy
Whirler Rogue
15% of 20 decks +13% synergy
Shimmer Dragon
15% of 20 decks +13% synergy
Instants
Whir of Invention
25% of 20 decks +22% synergy
Counterspell
25% of 20 decks -17% synergy
Deadly Dispute
20% of 40 decks +9% synergy
Assassin's Trophy
20% of 15 decks -10% synergy
Beast Within
20% of 15 decks -17% synergy
Dispatch
18% of 22 decks +13% synergy
Path to Exile
18% of 22 decks -29% synergy
Drown in the Loch
15% of 20 decks +9% synergy
Arcane Denial
15% of 20 decks -5% synergy
Swords to Plowshares
14% of 22 decks -49% synergy
Deflecting Swat
11% of 27 decks -5% synergy
Chaos Warp
11% of 27 decks -20% synergy
Hagra Mauling
8% of 40 decks +6% synergy
Saw in Half
8% of 40 decks +4% synergy
Culling the Weak
8% of 40 decks +4% synergy
Dark Ritual
8% of 40 decks -15% synergy
Sorceries
Life from the Loam
27% of 15 decks +23% synergy
Fabricate
20% of 20 decks +14% synergy
Reshape
15% of 20 decks +14% synergy
Molten Duplication
15% of 20 decks +13% synergy
Saheeli's Directive
15% of 27 decks +14% synergy
Organic Extinction
14% of 22 decks +11% synergy
Diabolic Tutor
12% of 40 decks +6% synergy
Twinflame
11% of 27 decks +8% synergy
Faithless Looting
11% of 27 decks -5% synergy
Beseech the Mirror
10% of 39 decks +7% synergy
Grim Tutor
10% of 40 decks +6% synergy
Damnation
10% of 40 decks +3% synergy
Terisiare's Devastation
8% of 40 decks +7% synergy
Scheming Symmetry
8% of 40 decks +6% synergy
Profane Tutor
8% of 40 decks +5% synergy
Read the Bones
8% of 40 decks +0% synergy
Diabolic Intent
8% of 40 decks -1% synergy
Night's Whisper
8% of 40 decks -1% synergy
Feed the Swarm
8% of 40 decks -10% synergy
Toxic Deluge
8% of 40 decks -10% synergy
Utility Artifacts
Ashnod's Altar
32% of 40 decks +25% synergy
Time Sieve
30% of 20 decks +27% synergy
Sculpting Steel
25% of 40 decks +23% synergy
Mystic Forge
25% of 40 decks +22% synergy
Sensei's Divining Top
25% of 40 decks +20% synergy
Salvaging Station
22% of 40 decks +22% synergy
Expedition Map
22% of 40 decks +20% synergy
Lotus Petal
22% of 40 decks +16% synergy
Transmutation Font
20% of 30 decks +20% synergy
Mycosynth Lattice
20% of 40 decks +19% synergy
Trading Post
20% of 40 decks +19% synergy
Aether Spellbomb
20% of 20 decks +19% synergy
Rings of Brighthearth
20% of 40 decks +19% synergy
Ichor Wellspring
20% of 40 decks +18% synergy
Cloud Key
20% of 40 decks +18% synergy
Bootleggers' Stash
20% of 15 decks +18% synergy
Unwinding Clock
20% of 40 decks +17% synergy
Summoning Station
18% of 40 decks +17% synergy
Sword of the Meek
18% of 40 decks +17% synergy
Semblance Anvil
18% of 40 decks +17% synergy
Voltaic Key
18% of 40 decks +17% synergy
Mishra's Bauble
18% of 40 decks +16% synergy
Lithoform Engine
18% of 40 decks +16% synergy
Prized Statue
15% of 40 decks +14% synergy
Mirrorworks
15% of 40 decks +14% synergy
Staff of Domination
15% of 40 decks +13% synergy
Howling Mine
15% of 40 decks +13% synergy
Idol of Oblivion
15% of 40 decks +10% synergy
Wayfarer's Bauble
15% of 40 decks +6% synergy
Mind Stone
15% of 40 decks -2% synergy
Lightning Greaves
15% of 40 decks -10% synergy
Magistrate's Scepter
12% of 40 decks +12% synergy
Ugin's Nexus
12% of 40 decks +12% synergy
Witch's Oven
12% of 40 decks +12% synergy
Codex Shredder
12% of 40 decks +12% synergy
Darksteel Forge
12% of 40 decks +11% synergy
Mirage Mirror
12% of 40 decks +11% synergy
Cranial Plating
12% of 40 decks +11% synergy
Crucible of Worlds
12% of 40 decks +10% synergy
Maskwood Nexus
12% of 40 decks +10% synergy
Wishclaw Talisman
12% of 40 decks +7% synergy
Nuka-Cola Vending Machine
11% of 38 decks +10% synergy
Flayer Husk
10% of 40 decks +10% synergy
Retrofitter Foundry
10% of 40 decks +10% synergy
Liquimetal Coating
10% of 40 decks +10% synergy
Chromatic Star
10% of 40 decks +9% synergy
Nim Deathmantle
10% of 40 decks +9% synergy
Mycosynth Wellspring
10% of 40 decks +9% synergy
Umbral Mantle
10% of 40 decks +9% synergy
Amulet of Vigor
10% of 40 decks +9% synergy
Enchantments
Ghirapur Aether Grid
22% of 27 decks +21% synergy
Storm the Vault
20% of 15 decks +17% synergy
Doubling Season
20% of 15 decks +10% synergy
Smothering Tithe
18% of 22 decks -6% synergy
Retreat to Coralhelm
15% of 20 decks +13% synergy
Thopter Spy Network
15% of 20 decks +12% synergy
Anointed Procession
14% of 22 decks +5% synergy
Biotransference
12% of 40 decks +12% synergy
Revel in Riches
12% of 40 decks +9% synergy
Retreat to Hagra
8% of 40 decks +6% synergy
Agent of the Iron Throne
8% of 40 decks +5% synergy
Planeswalkers
Karn, the Great Creator
15% of 40 decks +14% synergy
Tezzeret, Master of the Bridge
15% of 20 decks +13% synergy
Tezzeret the Seeker
15% of 20 decks +13% synergy
Daretti, Scrap Savant
15% of 27 decks +13% synergy
Ugin, the Ineffable
10% of 40 decks +8% synergy
Utility Lands
Treasure Vault
42% of 40 decks +40% synergy
Buried Ruin
42% of 40 decks +38% synergy
Inventors' Fair
40% of 40 decks +36% synergy
Urza's Saga
35% of 40 decks +28% synergy
Academy Ruins
30% of 20 decks +25% synergy
Archway of Innovation
27% of 11 decks +24% synergy
Reliquary Tower
15% of 40 decks -15% synergy
Bojuka Bog
15% of 40 decks -15% synergy
Fomori Vault
10% of 30 decks +9% synergy
Urborg, Tomb of Yawgmoth
10% of 40 decks +1% synergy
Petrified Field
8% of 40 decks +7% synergy
Urza's Power Plant
8% of 40 decks +6% synergy
Urza's Mine
8% of 40 decks +6% synergy
Urza's Tower
8% of 40 decks +6% synergy
Thespian's Stage
8% of 40 decks +5% synergy
Ancient Tomb
8% of 40 decks -3% synergy
Mana Artifacts
Sol Ring
80% of 40 decks -4% synergy
Arcane Signet
45% of 40 decks -27% synergy
Basalt Monolith
32% of 40 decks +30% synergy
Orzhov Signet
27% of 22 decks +1% synergy
Rakdos Signet
26% of 27 decks -3% synergy
Dimir Signet
25% of 20 decks -3% synergy
Liquimetal Torque
22% of 40 decks +19% synergy
Boros Signet
17% of 18 decks -6% synergy
Machine God's Effigy
15% of 20 decks +14% synergy
Mox Opal
15% of 40 decks +11% synergy
Everflowing Chalice
15% of 40 decks +11% synergy
Thran Dynamo
15% of 40 decks +10% synergy
Cursed Mirror
15% of 27 decks +9% synergy
Mana Crypt
12% of 40 decks +7% synergy
Chromatic Lantern
12% of 40 decks +3% synergy
Gilded Lotus
10% of 40 decks +7% synergy
Mox Amber
10% of 40 decks +6% synergy
Thought Vessel
10% of 40 decks -7% synergy
Myr Reservoir
8% of 40 decks +7% synergy
Paradise Mantle
8% of 40 decks +7% synergy
Chromatic Orrery
8% of 40 decks +6% synergy
Patriar's Seal
8% of 40 decks +6% synergy
Lands
Silverbluff Bridge
73% of 15 decks +68% synergy
Thornglint Bridge
71% of 7 decks +70% synergy
Rustvale Bridge
67% of 18 decks +62% synergy
Razortide Bridge
67% of 15 decks +60% synergy
Goldmire Bridge
64% of 22 decks +59% synergy
Slagwoods Bridge
62% of 8 decks +60% synergy
Tanglepool Bridge
62% of 8 decks +60% synergy
Command Tower
62% of 40 decks -12% synergy
Darkmoss Bridge
60% of 15 decks +57% synergy
Drossforge Bridge
59% of 27 decks +55% synergy
Mistvault Bridge
50% of 20 decks +46% synergy
Blood Crypt
33% of 27 decks -5% synergy
Spire of Industry
30% of 40 decks +27% synergy
Exotic Orchard
28% of 40 decks -9% synergy
Watery Grave
25% of 20 decks -15% synergy
Shattered Sanctum
23% of 22 decks +9% synergy
Power Depot
22% of 40 decks +22% synergy
Sacred Foundry
22% of 18 decks -13% synergy
Glimmervoid
20% of 40 decks +20% synergy
City of Brass
20% of 40 decks +12% synergy
Golgari Rot Farm
20% of 15 decks +2% synergy
Morphic Pool
20% of 20 decks -6% synergy
Hallowed Fountain
20% of 15 decks -20% synergy
Overgrown Tomb
20% of 15 decks -22% synergy
Badlands
19% of 27 decks +5% synergy
Vault of Champions
18% of 22 decks -7% synergy
Godless Shrine
18% of 22 decks -22% synergy
Terramorphic Expanse
18% of 40 decks +2% synergy
Savai Triome
17% of 18 decks -10% synergy
Nomad Outpost
17% of 18 decks -12% synergy
Maestros Theater
15% of 40 decks +14% synergy
The Mycosynth Gardens
15% of 40 decks +13% synergy
Fabled Passage
15% of 40 decks +6% synergy
Bloodstained Mire
15% of 40 decks +4% synergy
Dimir Aqueduct
15% of 20 decks -1% synergy
Underground River
15% of 20 decks -6% synergy
Evolving Wilds
15% of 40 decks -6% synergy
Path of Ancestry
15% of 40 decks -7% synergy
Luxury Suite
15% of 27 decks -11% synergy
Smoldering Marsh
15% of 27 decks -18% synergy
Raucous Theater
13% of 23 decks +3% synergy
Marsh Flats
12% of 40 decks +1% synergy
Scene of the Crime
11% of 35 decks +11% synergy
Graven Cairns
11% of 27 decks +3% synergy
Dragonskull Summit
11% of 27 decks -21% synergy
Obscura Storefront
10% of 40 decks +9% synergy
Riveteers Overlook
10% of 40 decks +8% synergy
Demolition Field
10% of 40 decks +7% synergy
Prismatic Vista
10% of 40 decks +5% synergy
Reflecting Pool
10% of 40 decks +5% synergy