Ghave, Guru of Spores + Ashnod's Altar + Strangleroot Geist + Corpse Knight

Ghave, Guru of Spores
Ashnod's Altar
Strangleroot Geist
Corpse Knight

Requires
Ghave, Guru of Spores must be on the battlefield. Ashnod's Altar must be on the battlefield. Strangleroot Geist must be on the battlefield. Corpse Knight must be on the battlefield. Strangleroot Geist does not have a +1/+1 counter on it.
Steps
  1. Activate Ashnod's Altar by sacrificing Strangleroot Geist, adding .
  2. Strangleroot Geist's undying triggers, returning Strangleroot Geist from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Strangleroot Geist enters the battlefield triggering Corpse Knight, causing each opponent to lose 1 life.
  4. Activate Ghave's second ability by paying 1 and removing a +1/+1 counter from Strangleroot Geist, creating a 1/1 Saproling creature token.
  5. The Saproling token enters the battlefield triggering Corpse Knight, causing each opponent to lose 1 life.
  6. Repeat.
Results
Infinite colorless mana. Infinite creature tokens. Infinite ETB. Infinite lifeloss. Infinite LTB. Infinite +1/+1 counters. Infinite sacrifice triggers. Infinite death triggers.

Ghave, Guru of Spores
8.10% of 6423 decks 520 decks
Tayam, Luminous Enigma
0.09% of 5725 decks 5 decks
Bilbo, Birthday Celebrant
0.02% of 4976 decks 1 decks
Colfenor, the Last Yew
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New Cards
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70% of 10 decks +42% synergy
Enduring Innocence
35% of 17 decks +26% synergy
High Synergy Cards
Young Wolf
94% of 527 decks +91% synergy
Cryptic Trilobite
84% of 520 decks +82% synergy
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74% of 527 decks +73% synergy
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81% of 527 decks +66% synergy
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71% of 527 decks +63% synergy
Good-Fortune Unicorn
67% of 527 decks +62% synergy
Basking Broodscale
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Blood Artist
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Zulaport Cutthroat
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Top Cards
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Creatures
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41% of 504 decks +32% synergy
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Karmic Guide
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Instants
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Eladamri's Call
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22% of 527 decks +18% synergy
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Battles
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Planeswalkers
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Utility Lands
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21% of 527 decks -9% synergy
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Shifting Woodland
16% of 74 decks -2% synergy
Gavony Township
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15% of 527 decks +10% synergy
Buried Ruin
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Reliquary Tower
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Oran-Rief, the Vastwood
10% of 527 decks +7% synergy
Karn's Bastion
7% of 527 decks -6% synergy
Spymaster's Vault
5% of 74 decks +2% synergy
Vitu-Ghazi, the City-Tree
5% of 527 decks +4% synergy
Mana Artifacts
Sol Ring
94% of 527 decks +13% synergy
Arcane Signet
68% of 525 decks +3% synergy
Mana Crypt
22% of 527 decks +15% synergy
Jeweled Lotus
21% of 511 decks +17% synergy
Golgari Signet
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Chrome Mox
16% of 527 decks +12% synergy
Mana Vault
15% of 527 decks +13% synergy
Selesnya Signet
15% of 527 decks +8% synergy
Talisman of Resilience
13% of 527 decks +6% synergy
Orzhov Signet
13% of 527 decks +5% synergy
Fellwar Stone
12% of 527 decks +2% synergy
Talisman of Hierarchy
12% of 527 decks +6% synergy
Lotus Petal
11% of 527 decks +7% synergy
Talisman of Unity
10% of 527 decks +4% synergy
Chromatic Lantern
10% of 527 decks -6% synergy
Mox Diamond
7% of 527 decks +4% synergy
Commander's Sphere
6% of 527 decks -8% synergy
Lands
Command Tower
93% of 527 decks +3% synergy
Overgrown Tomb
70% of 527 decks +22% synergy
Temple Garden
67% of 527 decks +19% synergy
Godless Shrine
66% of 527 decks +20% synergy
Marsh Flats
53% of 527 decks +18% synergy
Windswept Heath
53% of 527 decks +18% synergy
Undergrowth Stadium
52% of 511 decks +19% synergy
Verdant Catacombs
51% of 527 decks +16% synergy
Deceptive Landscape
48% of 40 decks +10% synergy
Exotic Orchard
47% of 527 decks -8% synergy
Llanowar Wastes
46% of 527 decks +20% synergy
Bountiful Promenade
46% of 527 decks +15% synergy
Indatha Triome
42% of 518 decks -2% synergy
Woodland Cemetery
39% of 527 decks +2% synergy
Vault of Champions
38% of 511 decks +9% synergy
Sandsteppe Citadel
35% of 527 decks -16% synergy
Caves of Koilos
34% of 527 decks +7% synergy
Sunpetal Grove
33% of 527 decks -1% synergy
City of Brass
31% of 527 decks +21% synergy
Isolated Chapel
31% of 527 decks -4% synergy
Canopy Vista
29% of 527 decks -15% synergy
Brushland
29% of 527 decks +4% synergy
Twilight Mire
24% of 527 decks +18% synergy
Wooded Foothills
24% of 527 decks +14% synergy
Misty Rainforest
23% of 527 decks +13% synergy
Bayou
22% of 527 decks +10% synergy
Scrubland
22% of 527 decks +10% synergy
Savannah
22% of 527 decks +9% synergy
Evolving Wilds
21% of 527 decks -7% synergy
Mana Confluence
21% of 527 decks +12% synergy
Prismatic Vista
21% of 527 decks +15% synergy
Polluted Delta
20% of 527 decks +12% synergy
Bloodstained Mire
20% of 527 decks +12% synergy
Deathcap Glade
19% of 490 decks +4% synergy
Overgrown Farmland
18% of 493 decks +2% synergy
Arid Mesa
18% of 527 decks +9% synergy
Nurturing Peatland
17% of 527 decks +11% synergy
Flooded Strand
17% of 527 decks +9% synergy
Wooded Bastion
16% of 527 decks +12% synergy
Branchloft Pathway
14% of 511 decks +6% synergy
Terramorphic Expanse
14% of 527 decks -2% synergy
Fetid Heath
14% of 527 decks +9% synergy
Darkbore Pathway
14% of 510 decks +6% synergy
Underground Mortuary
13% of 135 decks -12% synergy
Shattered Sanctum
13% of 490 decks +1% synergy
Brightclimb Pathway
13% of 511 decks +5% synergy
Silent Clearing
12% of 527 decks +7% synergy
Shadowy Backstreet
12% of 135 decks -12% synergy
Fabled Passage
12% of 525 decks -2% synergy
Golgari Rot Farm
11% of 527 decks -9% synergy