Animation Module + Archangel of Thune + Phyrexian Altar + Soul Warden

Animation Module
Archangel of Thune
Phyrexian Altar
Soul Warden

Requires
Animation Module must be on the battlefield. Archangel of Thune must be on the battlefield. Phyrexian Altar must be on the battlefield. Soul Warden must be on the battlefield. You have a way to cause a creature to enter the battlefield under your control. Mana needed: 1
Steps
  1. Cause a creature to enter the battlefield under your control.
  2. Soul Warden triggers, causing you to gain 1 life.
  3. Archangel of Thune triggers, putting a +1/+1 counter on each creature you control.
  4. Animation Module triggers for each counter placed this way.
  5. Resolve all but one Animation Module trigger, choosing not to pay.
  6. Resolve the last Animation Module trigger, causing you to pay 1 to create a 1/1 Servo artifact creature token.
  7. When the Servo enters the battlefield, Soul Warden triggers.
  8. Holding priority, activate Phyrexian Altar by sacrificing the Servo, adding 1.
  9. Resolve the Soul Warden trigger, causing you to gain 1 life.
  10. Repeat from step 3.
Results
Infinite +1/+1 counters. Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite LTB. Infinite sacrifice triggers.

Karlov of the Ghost Council
0.21% of 3775 decks 8 decks
Bess, Soul Nourisher
0.13% of 1568 decks 2 decks
High Synergy Cards
Soul's Attendant
89% of 18 decks +85% synergy
Heliod, Sun-Crowned
78% of 18 decks +74% synergy
Vito, Thorn of the Dusk Rose
77% of 13 decks +71% synergy
Exquisite Blood
69% of 13 decks +64% synergy
Elas il-Kor, Sadistic Pilgrim
75% of 12 decks +63% synergy
Top Cards
Blood Artist
69% of 13 decks +57% synergy
Phyrexian Arena
69% of 13 decks +55% synergy
Ashnod's Altar
61% of 18 decks +53% synergy
Elenda's Hierophant
60% of 10 decks +57% synergy
Daxos, Blessed by the Sun
56% of 18 decks +53% synergy
Cleric Class
56% of 18 decks +53% synergy
Serra Ascendant
56% of 18 decks +51% synergy
Authority of the Consuls
56% of 18 decks +51% synergy
Enlightened Tutor
56% of 18 decks +38% synergy
Smothering Tithe
56% of 18 decks +30% synergy
Creatures
Spike Feeder
60% of 5 decks +60% synergy
Scurry Oak
60% of 5 decks +58% synergy
Devoted Druid
60% of 5 decks +57% synergy
Kambal, Consul of Allocation
54% of 13 decks +48% synergy
Sheoldred, the Apocalypse
50% of 12 decks +44% synergy
Esper Sentinel
50% of 18 decks +29% synergy
Pitiless Plunderer
46% of 13 decks +39% synergy
Suture Priest
44% of 18 decks +41% synergy
Archivist of Oghma
44% of 18 decks +38% synergy
Charismatic Conqueror
40% of 10 decks +34% synergy
Dark Confidant
38% of 13 decks +36% synergy
Vizkopa Guildmage
38% of 13 decks +36% synergy
Delney, Streetwise Lookout
38% of 8 decks +33% synergy
Mondrak, Glory Dominus
33% of 15 decks +24% synergy
Sun Titan
33% of 18 decks +23% synergy
Marauding Blight-Priest
31% of 13 decks +28% synergy
Crypt Ghast
31% of 13 decks +26% synergy
Elenda, the Dusk Rose
31% of 13 decks +25% synergy
Cruel Celebrant
31% of 13 decks +22% synergy
Auriok Champion
28% of 18 decks +27% synergy
Walking Ballista
28% of 18 decks +25% synergy
Rosie Cotton of South Lane
25% of 12 decks +21% synergy
Markov Purifier
23% of 13 decks +22% synergy
Cliffhaven Vampire
23% of 13 decks +21% synergy
Teysa Karlov
23% of 13 decks +18% synergy
Reveillark
22% of 18 decks +20% synergy
Giver of Runes
22% of 18 decks +20% synergy
Karmic Guide
22% of 18 decks +17% synergy
Drannith Magistrate
22% of 18 decks +15% synergy
Mother of Runes
22% of 18 decks +15% synergy
Triskelion
17% of 18 decks +16% synergy
Lunarch Veteran
17% of 18 decks +16% synergy
Ajani's Pridemate
17% of 18 decks +15% synergy
Voice of the Blessed
17% of 18 decks +15% synergy
Sunscorch Regent
17% of 18 decks +15% synergy
Felidar Sovereign
17% of 18 decks +14% synergy
Felidar Guardian
17% of 18 decks +14% synergy
Ranger-Captain of Eos
17% of 18 decks +12% synergy
Grand Abolisher
17% of 18 decks +8% synergy
Instants
Path to Exile
50% of 18 decks +5% synergy
Swords to Plowshares
50% of 18 decks -13% synergy
Vampiric Tutor
46% of 13 decks +28% synergy
Teferi's Protection
44% of 18 decks +24% synergy
Inkshield
31% of 13 decks +25% synergy
Anguished Unmaking
31% of 13 decks +7% synergy
Akroma's Will
28% of 18 decks +18% synergy
Silence
22% of 18 decks +16% synergy
Beacon of Immortality
17% of 18 decks +16% synergy
Flawless Maneuver
17% of 18 decks +7% synergy
Sorceries
Demonic Tutor
46% of 13 decks +23% synergy
Farewell
33% of 18 decks +20% synergy
Toxic Deluge
31% of 13 decks +14% synergy
Grim Tutor
23% of 13 decks +18% synergy
Damn
23% of 13 decks +6% synergy
Utility Artifacts
Aetherflux Reservoir
50% of 18 decks +46% synergy
Shadowspear
33% of 18 decks +30% synergy
Lightning Greaves
33% of 18 decks +8% synergy
Swiftfoot Boots
33% of 18 decks +5% synergy
Bolas's Citadel
31% of 13 decks +21% synergy
Altar of Dementia
28% of 18 decks +25% synergy
Skullclamp
28% of 18 decks +15% synergy
Blade of the Bloodchief
22% of 18 decks +22% synergy
The Ozolith
22% of 18 decks +19% synergy
Enchantments
Earthcraft
60% of 5 decks +59% synergy
Sanguine Bond
54% of 13 decks +48% synergy
Cathars' Crusade
50% of 18 decks +44% synergy
Ajani's Welcome
39% of 18 decks +38% synergy
The Meathook Massacre
38% of 13 decks +33% synergy
Case of the Uneaten Feast
38% of 8 decks +36% synergy
Bitterblossom
31% of 13 decks +27% synergy
Black Market Connections
31% of 13 decks +20% synergy
Anointed Procession
28% of 18 decks +19% synergy
Necropotence
23% of 13 decks +18% synergy
Smuggler's Share
17% of 18 decks +14% synergy
Land Tax
17% of 18 decks +10% synergy
Blind Obedience
17% of 18 decks +10% synergy
Planeswalkers
Ajani, Strength of the Pride
22% of 18 decks +21% synergy
Utility Lands
Dryad Arbor
60% of 5 decks +56% synergy
Vault of the Archangel
46% of 13 decks +35% synergy
Bojuka Bog
46% of 13 decks +16% synergy
Reliquary Tower
44% of 18 decks +15% synergy
Urborg, Tomb of Yawgmoth
39% of 18 decks +29% synergy
Takenuma, Abandoned Mire
38% of 13 decks +28% synergy
Urza's Saga
28% of 18 decks +21% synergy
Eiganjo, Seat of the Empire
28% of 18 decks +19% synergy
Rogue's Passage
28% of 18 decks +9% synergy
Castle Locthwain
23% of 13 decks +18% synergy
Cabal Coffers
23% of 13 decks +12% synergy
Nykthos, Shrine to Nyx
22% of 18 decks +17% synergy
Ancient Tomb
22% of 18 decks +12% synergy
Castle Ardenvale
17% of 18 decks +12% synergy
Mana Artifacts
Sol Ring
89% of 18 decks +4% synergy
Arcane Signet
72% of 18 decks +0% synergy
Talisman of Hierarchy
54% of 13 decks +29% synergy
Orzhov Signet
54% of 13 decks +27% synergy
Pristine Talisman
28% of 18 decks +26% synergy
Mana Crypt
28% of 18 decks +18% synergy
Chrome Mox
17% of 18 decks +10% synergy
Mana Vault
17% of 18 decks +10% synergy
Lands
Godless Shrine
92% of 13 decks +51% synergy
Isolated Chapel
69% of 13 decks +42% synergy
Command Tower
67% of 18 decks -7% synergy
Shattered Sanctum
62% of 13 decks +48% synergy
Vault of Champions
62% of 13 decks +36% synergy
Caves of Koilos
54% of 13 decks +26% synergy
Scrubland
46% of 13 decks +33% synergy
Marsh Flats
44% of 18 decks +33% synergy
Orzhov Basilica
38% of 13 decks +23% synergy
Shadowy Backstreet
38% of 8 decks +24% synergy
Concealed Courtyard
31% of 13 decks +25% synergy
Fetid Heath
31% of 13 decks +20% synergy
Shineshadow Snarl
31% of 13 decks +19% synergy
Tainted Field
31% of 13 decks +18% synergy
Temple of Silence
31% of 13 decks +13% synergy
Silent Clearing
23% of 13 decks +18% synergy
Scoured Barrens
23% of 13 decks +14% synergy
Reflecting Pool
22% of 18 decks +17% synergy
Fabled Passage
22% of 18 decks +13% synergy
Verdant Catacombs
17% of 18 decks +5% synergy