Phyrexian Altar
Doubling Season

   Prerequisites

What do I need to start this combo?
Prossh in the command zone.
Phyrexian Altar and Doubling Season on the battlefield.
Prossh must be your commander.
3 plus enough mana to pay for commander tax, if applicable available

   Steps

How does this combo work?
1
Cast Prossh from the command zone by paying 3 and commander tax, if applicable.
2
Prossh triggers, creating a number of 0/1 Kobolds of Kher Keep creature tokens equal to twice the amount of mana spent to cast Prossh.
3
Activate Phyrexian Altar three times by sacrificing Prossh and two Kobolds, adding .
4
Choose to return Prossh to the command zone from your graveyard.
5
Activate Phyrexian Altar by sacrificing a Kobold, adding 1.
6
Repeat step 5 until you have enough mana to cast Prossh.
7
Repeat from step 1.

   Results

What do I get from this combo?
Infinite colored mana
Infinite commander casts
Infinite creature tokens
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Prossh, Skyraider of Kher
11%inclusion657 decks6.24K decks
New Cards
Obsessive Pursuit
2.7%inclusion1 decks37 decks
1%synergy
Beifong's Bounty Hunters
2.4%inclusion1 decks41 decks
0%synergy
Secret Tunnel
2.4%inclusion1 decks42 decks
2%synergy
Badgermole Cub
2.3%inclusion1 decks43 decks
0%synergy
Redirect Lightning
1.7%inclusion2 decks116 decks
1%synergy
High Synergy Cards
Purphoros, God of the Forge
79%inclusion521 decks657 decks
76%synergy
Parallel Lives
80%inclusion528 decks657 decks
74%synergy
Ashnod's Altar
86%inclusion566 decks657 decks
74%synergy
Impact Tremors
80%inclusion528 decks657 decks
74%synergy
Skullclamp
84%inclusion551 decks657 decks
69%synergy
Zulaport Cutthroat
77%inclusion505 decks657 decks
67%synergy
Chatterfang, Squirrel General
75%inclusion491 decks657 decks
65%synergy
Goblin Bombardment
74%inclusion489 decks657 decks
64%synergy
Food Chain
66%inclusion433 decks657 decks
62%synergy
Pitiless Plunderer
76%inclusion500 decks657 decks
62%synergy
Top Cards
Blood Artist
71%inclusion469 decks657 decks
62%synergy
Ignoble Hierarch
71%inclusion467 decks657 decks
17%synergy
Mayhem Devil
64%inclusion421 decks657 decks
37%synergy
Mirkwood Bats
64%inclusion419 decks657 decks
51%synergy
Birds of Paradise
63%inclusion413 decks657 decks
30%synergy
Korvold, Fae-Cursed King
61%inclusion398 decks657 decks
42%synergy
Sakura-Tribe Elder
58%inclusion381 decks657 decks
23%synergy
Fecundity
57%inclusion372 decks657 decks
54%synergy
Assassin's Trophy
56%inclusion368 decks657 decks
15%synergy
Farseek
55%inclusion362 decks657 decks
7%synergy
Game Changers
Demonic Tutor
48%inclusion313 decks657 decks
31%synergy
Vampiric Tutor
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21%synergy
Worldly Tutor
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13%synergy
Ancient Tomb
21%inclusion137 decks657 decks
13%synergy
Gaea's Cradle
16%inclusion105 decks657 decks
13%synergy
Field of the Dead
14%inclusion91 decks657 decks
5%synergy
Mana Vault
12%inclusion81 decks657 decks
8%synergy
Orcish Bowmasters
12%inclusion81 decks657 decks
6%synergy
Bolas's Citadel
7.3%inclusion48 decks657 decks
5%synergy
Necropotence
7.3%inclusion48 decks657 decks
5%synergy
Creatures
Viscera Seer
42%inclusion278 decks657 decks
31%synergy
Eternal Witness
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14%synergy
Warren Soultrader
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33%synergy
Mahadi, Emporium Master
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29%synergy
Avenger of Zendikar
39%inclusion259 decks657 decks
30%synergy
Poison-Tip Archer
35%inclusion232 decks657 decks
32%synergy
Craterhoof Behemoth
34%inclusion224 decks657 decks
31%synergy
Endrek Sahr, Master Breeder
33%inclusion216 decks657 decks
31%synergy
Agate Instigator
32%inclusion162 decks501 decks
31%synergy
Marionette Apprentice
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27%synergy
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29%inclusion192 decks657 decks
15%synergy
Enduring Vitality
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26%synergy
Ophiomancer
28%inclusion187 decks657 decks
26%synergy
Squee, the Immortal
28%inclusion183 decks657 decks
23%synergy
Mycoloth
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22%synergy
Smothering Abomination
26%inclusion169 decks657 decks
24%synergy
Delighted Halfling
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13%synergy
Sephiroth, Fabled SOLDIER
26%inclusion57 decks222 decks
23%synergy
Garna, Bloodfist of Keld
25%inclusion165 decks657 decks
23%synergy
Witty Roastmaster
24%inclusion159 decks657 decks
23%synergy
Elvish Mystic
22%inclusion147 decks657 decks
13%synergy
Goblin Sharpshooter
22%inclusion145 decks657 decks
21%synergy
Yawgmoth, Thran Physician
21%inclusion140 decks657 decks
19%synergy
Juri, Master of the Revue
20%inclusion134 decks657 decks
7%synergy
Syr Konrad, the Grim
20%inclusion132 decks657 decks
9%synergy
Anger
19%inclusion127 decks657 decks
0%synergy
Enduring Courage
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15%synergy
Elves of Deep Shadow
18%inclusion121 decks657 decks
8%synergy
Deathrite Shaman
17%inclusion112 decks657 decks
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Dragon Broodmother
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15%synergy
Lagomos, Hand of Hatred
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14%synergy
Butcher of Malakir
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13%synergy
Devilish Valet
16%inclusion107 decks657 decks
15%synergy
Beledros Witherbloom
16%inclusion106 decks657 decks
13%synergy
Mazirek, Kraul Death Priest
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4%synergy
Xenagos, God of Revels
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Sprouting Thrinax
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11%synergy
Molten Gatekeeper
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14%synergy
Tendershoot Dryad
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10%synergy
Compy Swarm
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12%synergy
Fyndhorn Elves
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8%synergy
Solemn Simulacrum
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-3%synergy
Reclamation Sage
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7%synergy
Deathbringer Thoctar
12%inclusion82 decks657 decks
11%synergy
Wood Elves
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8%synergy
Scute Swarm
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-1%synergy
Braids, Arisen Nightmare
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-7%synergy
Ziatora, the Incinerator
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-5%synergy
Bloom Tender
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Gluttonous Hellkite
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Instants
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Heroic Intervention
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Artifact Mutation
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27%synergy
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Dark Ritual
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13%synergy
Deflecting Swat
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Terminate
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-2%synergy
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Abrupt Decay
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Deadly Rollick
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Second Harvest
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13%synergy
Krosan Grip
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9%synergy
Chord of Calling
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11%synergy
Nature's Claim
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5%synergy
Return of the Wildspeaker
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3%synergy
Corrupted Conviction
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5%synergy
Tear Asunder
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-3%synergy
Red Elemental Blast
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3%synergy
Pyroblast
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Tragic Slip
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Veil of Summer
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2%synergy
Bedevil
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1%synergy
Fresh Meat
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7%synergy
Tainted Strike
7.6%inclusion50 decks657 decks
6%synergy
Crop Rotation
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-8%synergy
Harrow
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-13%synergy
Culling the Weak
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3%synergy
Blood for the Blood God!
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Fling
6.4%inclusion42 decks657 decks
0%synergy
Fell the Profane
6.1%inclusion33 decks539 decks
0%synergy
Noxious Revival
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-1%synergy
Tend the Pests
5.3%inclusion35 decks657 decks
4%synergy
Arachnogenesis
5.3%inclusion35 decks657 decks
2%synergy
Body Count
5.0%inclusion33 decks657 decks
5%synergy
Sorceries
Cultivate
53%inclusion347 decks657 decks
10%synergy
Nature's Lore
52%inclusion341 decks657 decks
14%synergy
Three Visits
45%inclusion294 decks657 decks
20%synergy
Diabolic Intent
40%inclusion263 decks657 decks
30%synergy
Kodama's Reach
40%inclusion260 decks657 decks
14%synergy
Blasphemous Act
38%inclusion251 decks657 decks
-4%synergy
Rampant Growth
29%inclusion191 decks657 decks
-5%synergy
Toxic Deluge
28%inclusion185 decks657 decks
12%synergy
Skyshroud Claim
20%inclusion129 decks657 decks
10%synergy
Damnation
19%inclusion128 decks657 decks
13%synergy
Song of Totentanz
18%inclusion121 decks657 decks
17%synergy
Tempt with Vengeance
17%inclusion110 decks657 decks
15%synergy
Victimize
17%inclusion110 decks657 decks
-5%synergy
Blasphemous Edict
15%inclusion61 decks405 decks
9%synergy
Vandalblast
15%inclusion96 decks657 decks
5%synergy
Bala Ged Recovery
12%inclusion76 decks657 decks
2%synergy
Shamanic Revelation
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10%synergy
Grim Tutor
11%inclusion75 decks657 decks
9%synergy
Finale of Devastation
11%inclusion73 decks657 decks
6%synergy
Jeska's Will
11%inclusion73 decks657 decks
4%synergy
Green Sun's Zenith
10%inclusion66 decks657 decks
7%synergy
Culling Ritual
10%inclusion66 decks657 decks
-2%synergy
Reanimate
10%inclusion66 decks657 decks
-12%synergy
Pest Infestation
8.7%inclusion57 decks657 decks
4%synergy
Chandra's Ignition
8.5%inclusion56 decks657 decks
-5%synergy
Diabolic Tutor
8.4%inclusion55 decks657 decks
5%synergy
Crux of Fate
8.2%inclusion54 decks657 decks
5%synergy
Tooth and Nail
7.3%inclusion48 decks657 decks
6%synergy
Overwhelming Stampede
7.0%inclusion46 decks657 decks
5%synergy
Awaken the Woods
7.0%inclusion46 decks657 decks
5%synergy
Decimate
6.8%inclusion45 decks657 decks
0%synergy
Rishkar's Expertise
6.4%inclusion42 decks657 decks
-3%synergy
Descent of the Dragons
5.5%inclusion36 decks657 decks
5%synergy
Hull Breach
5.5%inclusion36 decks657 decks
3%synergy
Imperial Seal
5.5%inclusion36 decks657 decks
2%synergy
Beseech the Mirror
5.3%inclusion35 decks657 decks
3%synergy
Torment of Hailfire
5.2%inclusion34 decks657 decks
-1%synergy
Eldritch Evolution
5.2%inclusion34 decks657 decks
-1%synergy
Triumph of the Hordes
5.0%inclusion33 decks657 decks
4%synergy
Utility Artifacts
Lightning Greaves
39%inclusion254 decks657 decks
14%synergy
Swiftfoot Boots
24%inclusion156 decks657 decks
0%synergy
Tarrian's Soulcleaver
8.1%inclusion53 decks657 decks
6%synergy
The One Ring
7.8%inclusion51 decks657 decks
3%synergy
Sensei's Divining Top
6.7%inclusion44 decks657 decks
5%synergy
Enchantments
Bastion of Remembrance
47%inclusion306 decks657 decks
42%synergy
Dictate of Erebos
46%inclusion302 decks657 decks
41%synergy
Moldervine Reclamation
42%inclusion278 decks657 decks
34%synergy
Cryptolith Rite
38%inclusion247 decks657 decks
36%synergy
Beastmaster Ascension
36%inclusion234 decks657 decks
33%synergy
Grave Pact
31%inclusion202 decks657 decks
27%synergy
The Meathook Massacre
30%inclusion196 decks657 decks
27%synergy
Sylvan Library
29%inclusion191 decks657 decks
21%synergy
Rhythm of the Wild
24%inclusion156 decks657 decks
4%synergy
Growing Rites of Itlimoc
22%inclusion146 decks657 decks
20%synergy
Awakening Zone
22%inclusion143 decks657 decks
17%synergy
Primal Vigor
21%inclusion138 decks657 decks
19%synergy
Insidious Roots
17%inclusion106 decks611 decks
14%synergy
Phyrexian Arena
17%inclusion109 decks657 decks
8%synergy
Bitterblossom
14%inclusion94 decks657 decks
12%synergy
Black Market Connections
12%inclusion80 decks657 decks
5%synergy
Shared Animosity
10%inclusion68 decks657 decks
9%synergy
Black Market
10%inclusion67 decks657 decks
9%synergy
Earthcraft
10%inclusion64 decks657 decks
9%synergy
Funeral Room // Awakening Hall
9.4%inclusion43 decks459 decks
8%synergy
Greater Good
8.7%inclusion57 decks657 decks
-5%synergy
Fires of Yavimaya
7.6%inclusion50 decks657 decks
5%synergy
City on Fire
6.1%inclusion40 decks657 decks
4%synergy
Deathreap Ritual
5.6%inclusion37 decks657 decks
-3%synergy
Sothera, the Supervoid
5.4%inclusion10 decks185 decks
4%synergy
Mana Echoes
5.2%inclusion34 decks657 decks
5%synergy
Planeswalkers
Xenagos, the Reveler
35%inclusion227 decks657 decks
33%synergy
Liliana, Dreadhorde General
18%inclusion119 decks657 decks
15%synergy
Tevesh Szat, Doom of Fools
7.2%inclusion47 decks657 decks
6%synergy
Sarkhan Vol
6.1%inclusion40 decks657 decks
6%synergy
Garruk Wildspeaker
5.0%inclusion33 decks657 decks
5%synergy
Utility Lands
Phyrexian Tower
51%inclusion332 decks657 decks
40%synergy
Kher Keep
49%inclusion325 decks657 decks
47%synergy
Urborg, Tomb of Yawgmoth
47%inclusion308 decks657 decks
28%synergy
Yavimaya, Cradle of Growth
43%inclusion284 decks657 decks
22%synergy
Bojuka Bog
35%inclusion233 decks657 decks
3%synergy
Reliquary Tower
32%inclusion212 decks657 decks
13%synergy
Kessig Wolf Run
31%inclusion202 decks657 decks
10%synergy
Boseiju, Who Endures
30%inclusion199 decks657 decks
10%synergy
Rogue's Passage
20%inclusion130 decks657 decks
5%synergy
Temple of the False God
16%inclusion108 decks657 decks
9%synergy
Westvale Abbey
15%inclusion100 decks657 decks
14%synergy
Cabal Coffers
15%inclusion96 decks657 decks
10%synergy
Evendo, Waking Haven
11%inclusion17 decks155 decks
7%synergy
Khalni Garden
11%inclusion72 decks657 decks
9%synergy
High Market
10%inclusion67 decks657 decks
6%synergy
Takenuma, Abandoned Mire
8.8%inclusion58 decks657 decks
-2%synergy
Dryad Arbor
8.5%inclusion56 decks657 decks
5%synergy
Sokenzan, Crucible of Defiance
7.9%inclusion52 decks657 decks
6%synergy
Grim Backwoods
7.8%inclusion51 decks657 decks
6%synergy
Three Tree City
7.5%inclusion38 decks507 decks
6%synergy
Shizo, Death's Storehouse
6.2%inclusion41 decks657 decks
4%synergy
Midgar, City of Mako
6.2%inclusion13 decks211 decks
5%synergy
Shifting Woodland
6.1%inclusion33 decks539 decks
-6%synergy
Strip Mine
6.1%inclusion40 decks657 decks
-1%synergy
Arena of Glory
5.6%inclusion30 decks537 decks
2%synergy
Urza's Saga
5.5%inclusion36 decks657 decks
1%synergy
Mana Artifacts
Sol Ring
92%inclusion602 decks657 decks
11%synergy
Arcane Signet
76%inclusion497 decks657 decks
7%synergy
Golgari Signet
18%inclusion115 decks657 decks
7%synergy
Chromatic Lantern
16%inclusion104 decks657 decks
9%synergy
Gruul Signet
15%inclusion101 decks657 decks
5%synergy
Rakdos Signet
15%inclusion100 decks657 decks
5%synergy
Fellwar Stone
14%inclusion92 decks657 decks
1%synergy
Talisman of Resilience
14%inclusion91 decks657 decks
0%synergy
Talisman of Indulgence
11%inclusion75 decks657 decks
-1%synergy
Talisman of Impulse
11%inclusion73 decks657 decks
-1%synergy
Mana Crypt
7.2%inclusion47 decks657 decks
5%synergy
Lotus Petal
7.0%inclusion46 decks657 decks
1%synergy
Commander's Sphere
7.0%inclusion46 decks657 decks
-2%synergy
Chrome Mox
5.9%inclusion39 decks657 decks
2%synergy
The Soul Stone
5.1%inclusion7 decks136 decks
1%synergy
Lands
Command Tower
95%inclusion623 decks657 decks
5%synergy
Stomping Ground
80%inclusion524 decks657 decks
30%synergy
Overgrown Tomb
79%inclusion520 decks657 decks
32%synergy
Blood Crypt
78%inclusion511 decks657 decks
33%synergy
Ziatora's Proving Ground
69%inclusion455 decks657 decks
21%synergy
Bloodstained Mire
59%inclusion390 decks657 decks
22%synergy
Wooded Foothills
59%inclusion385 decks657 decks
22%synergy
Verdant Catacombs
58%inclusion378 decks657 decks
22%synergy
Undergrowth Stadium
48%inclusion315 decks657 decks
17%synergy
Spire Garden
48%inclusion314 decks657 decks
20%synergy
Rootbound Crag
47%inclusion310 decks657 decks
19%synergy
Dragonskull Summit
47%inclusion309 decks657 decks
17%synergy
Woodland Cemetery
47%inclusion309 decks657 decks
15%synergy
Luxury Suite
47%inclusion307 decks657 decks
19%synergy
Savage Lands
42%inclusion279 decks657 decks
-1%synergy
Exotic Orchard
36%inclusion236 decks657 decks
-11%synergy
Cinder Glade
34%inclusion225 decks657 decks
-14%synergy
Smoldering Marsh
29%inclusion190 decks657 decks
-15%synergy
Llanowar Wastes
26%inclusion174 decks657 decks
-1%synergy
Rockfall Vale
24%inclusion160 decks657 decks
1%synergy
Badlands
23%inclusion152 decks657 decks
11%synergy
Taiga
23%inclusion150 decks657 decks
10%synergy
Bayou
23%inclusion150 decks657 decks
10%synergy
Haunted Ridge
20%inclusion132 decks657 decks
6%synergy
Deathcap Glade
20%inclusion130 decks657 decks
5%synergy
Karplusan Forest
18%inclusion120 decks657 decks
-4%synergy
City of Brass
18%inclusion119 decks657 decks
10%synergy
Sulfurous Springs
17%inclusion111 decks657 decks
-4%synergy
Underground Mortuary
16%inclusion99 decks620 decks
-1%synergy
Fabled Passage
16%inclusion104 decks657 decks
-7%synergy
Evolving Wilds
15%inclusion101 decks657 decks
-17%synergy
Commercial District
14%inclusion88 decks620 decks
-3%synergy
Twilight Mire
14%inclusion90 decks657 decks
0%synergy
Mana Confluence
13%inclusion88 decks657 decks
6%synergy
Raucous Theater
13%inclusion82 decks619 decks
-2%synergy
Windswept Heath
13%inclusion83 decks657 decks
1%synergy
Reflecting Pool
12%inclusion81 decks657 decks
7%synergy
Terramorphic Expanse
12%inclusion78 decks657 decks
-16%synergy
Golgari Rot Farm
11%inclusion75 decks657 decks
-1%synergy
Polluted Delta
11%inclusion73 decks657 decks
2%synergy
Misty Rainforest
11%inclusion73 decks657 decks
1%synergy
Twisted Landscape
11%inclusion58 decks537 decks
-15%synergy
Marsh Flats
10%inclusion65 decks657 decks
0%synergy
Arid Mesa
10%inclusion64 decks657 decks
0%synergy
Graven Cairns
9.3%inclusion61 decks657 decks
5%synergy
Blightstep Pathway
9.3%inclusion61 decks657 decks
4%synergy
Darkbore Pathway
8.7%inclusion57 decks657 decks
3%synergy
Thornspire Verge
8.5%inclusion39 decks459 decks
1%synergy
Scalding Tarn
8.2%inclusion54 decks657 decks
0%synergy
Blazemire Verge
7.8%inclusion36 decks459 decks
0%synergy