Sengir, the Dark Baron + Animation Module + Phyrexian Altar

Sengir, the Dark Baron
Animation Module
Phyrexian Altar

Requires
Sengir, the Dark Baron must be on the battlefield. Animation Module must be on the battlefield. Phyrexian Altar must be on the battlefield. You control at least one additional creature.
Steps
  1. Activate Phyrexian Altar by sacrificing any other creature you control, adding 1.
  2. The creature dies, triggering Sengir, putting two +1/+1 counters on itself.
  3. Animation Module triggers, causing you to pay 1 to create a 1/1 Servo artifact creature token.
  4. Repeat.
Results
Infinite +1/+1 counters on Sengir. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Reyhan, Last of the Abzan // Sengir, the Dark Baron
3.64% of 55 decks 2 decks
Nadier, Agent of the Duskenel // Tevesh Szat, Doom of Fools
1.61% of 124 decks 2 decks
Juri, Master of the Revue
0.04% of 5323 decks 2 decks
Ghave, Guru of Spores
0.03% of 6423 decks 2 decks
Elenda, the Dusk Rose
0.04% of 5285 decks 2 decks
Grismold, the Dreadsower
0.10% of 2077 decks 2 decks
Gilanra, Caller of Wirewood // Sengir, the Dark Baron
4.55% of 22 decks 1 decks
Kediss, Emberclaw Familiar // Sengir, the Dark Baron
1.56% of 64 decks 1 decks
Nadier, Agent of the Duskenel // Tana, the Bloodsower
0.35% of 284 decks 1 decks
Clavileño, First of the Blessed
0.02% of 5952 decks 1 decks
Sengir, the Dark Baron // Tevesh Szat, Doom of Fools
0.36% of 280 decks 1 decks
Mazirek, Kraul Death Priest
0.05% of 1960 decks 1 decks
Kodama of the East Tree // Nadier, Agent of the Duskenel
8.33% of 12 decks 1 decks
Glacian, Powerstone Engineer // Sengir, the Dark Baron
50.00% of 2 decks 1 decks
Mikaeus, the Unhallowed
0.07% of 1337 decks 1 decks
High Synergy Cards
Cathars' Crusade
80% of 5 decks +74% synergy
Ashnod's Altar
71% of 21 decks +64% synergy
Hardened Scales
70% of 10 decks +61% synergy
Skullclamp
71% of 21 decks +59% synergy
Awakening Zone
60% of 10 decks +57% synergy
Corpsejack Menace
60% of 10 decks +55% synergy
Moldervine Reclamation
60% of 10 decks +51% synergy
Blood Artist
62% of 21 decks +50% synergy
Fungal Sprouting
50% of 10 decks +49% synergy
Mazirek, Kraul Death Priest
50% of 10 decks +47% synergy
Top Cards
Rampant Growth
60% of 10 decks +25% synergy
Viscera Seer
52% of 21 decks +43% synergy
Chatterfang, Squirrel General
50% of 10 decks +45% synergy
Doubling Season
50% of 10 decks +41% synergy
Culling Ritual
50% of 10 decks +39% synergy
Cultivate
50% of 10 decks +4% synergy
Maelstrom Pulse
40% of 10 decks +38% synergy
Champion of Lambholt
40% of 10 decks +33% synergy
Bala Ged Recovery
40% of 10 decks +31% synergy
Sakura-Tribe Elder
40% of 10 decks +21% synergy
Creatures
Butcher of Malakir
38% of 21 decks +35% synergy
Carrion Feeder
38% of 21 decks +33% synergy
Pitiless Plunderer
38% of 21 decks +31% synergy
Zulaport Cutthroat
38% of 21 decks +28% synergy
Drivnod, Carnage Dominus
36% of 11 decks +33% synergy
Endrek Sahr, Master Breeder
33% of 21 decks +32% synergy
Mirkwood Bats
33% of 9 decks +21% synergy
Grismold, the Dreadsower
30% of 10 decks +29% synergy
Scurry Oak
30% of 10 decks +28% synergy
Mycoloth
30% of 10 decks +28% synergy
Poison-Tip Archer
30% of 10 decks +25% synergy
Smothering Abomination
24% of 21 decks +23% synergy
Yahenni, Undying Partisan
24% of 21 decks +21% synergy
Nadier's Nightblade
24% of 21 decks +20% synergy
Vito, Thorn of the Dusk Rose
24% of 21 decks +18% synergy
Ob Nixilis, Unshackled
19% of 21 decks +18% synergy
Gravecrawler
19% of 21 decks +16% synergy
Ophiomancer
19% of 21 decks +16% synergy
Yawgmoth, Thran Physician
19% of 21 decks +15% synergy
Reassembling Skeleton
19% of 21 decks +15% synergy
Sheoldred, Whispering One
19% of 21 decks +14% synergy
Syr Konrad, the Grim
19% of 21 decks +10% synergy
Cryptic Trilobite
14% of 21 decks +14% synergy
Oathsworn Vampire
14% of 21 decks +14% synergy
Bloodsoaked Champion
14% of 21 decks +13% synergy
Sifter of Skulls
14% of 21 decks +13% synergy
Erebos, Bleak-Hearted
14% of 21 decks +13% synergy
Sidisi, Undead Vizier
14% of 21 decks +12% synergy
Bloodghast
14% of 21 decks +12% synergy
Priest of Forgotten Gods
14% of 21 decks +12% synergy
Pawn of Ulamog
14% of 21 decks +12% synergy
Woe Strider
14% of 21 decks +12% synergy
Jadar, Ghoulcaller of Nephalia
14% of 21 decks +12% synergy
Twilight Prophet
14% of 21 decks +11% synergy
Ayara, First of Locthwain
14% of 21 decks +11% synergy
Crypt Ghast
14% of 21 decks +9% synergy
Opposition Agent
14% of 21 decks +7% synergy
Dauthi Voidwalker
14% of 21 decks +6% synergy
Gray Merchant of Asphodel
14% of 21 decks +5% synergy
Instants
Swords to Plowshares
60% of 5 decks -3% synergy
Gaea's Gift
43% of 7 decks +39% synergy
Village Rites
38% of 21 decks +28% synergy
Vampiric Tutor
38% of 21 decks +20% synergy
Deadly Dispute
29% of 21 decks +17% synergy
Dark Ritual
29% of 21 decks +6% synergy
Deadly Rollick
24% of 21 decks +13% synergy
Baleful Mastery
19% of 21 decks +16% synergy
Plumb the Forbidden
19% of 21 decks +16% synergy
Tragic Slip
14% of 21 decks +11% synergy
Sorceries
Three Visits
50% of 10 decks +25% synergy
Diabolic Intent
33% of 21 decks +25% synergy
Demonic Tutor
33% of 21 decks +11% synergy
Primal Growth
30% of 10 decks +29% synergy
Regrowth
30% of 10 decks +27% synergy
Grim Tutor
24% of 21 decks +19% synergy
Victimize
19% of 21 decks +7% synergy
Reanimate
19% of 21 decks +4% synergy
Mandate of Abaddon
19% of 16 decks +18% synergy
Killing Wave
14% of 21 decks +14% synergy
Exsanguinate
14% of 21 decks +9% synergy
Imperial Seal
14% of 21 decks +8% synergy
Damnation
14% of 21 decks +6% synergy
Toxic Deluge
14% of 21 decks -3% synergy
Feed the Swarm
14% of 21 decks -4% synergy
Utility Artifacts
Lightning Greaves
38% of 21 decks +13% synergy
Scepter of Celebration
33% of 9 decks +33% synergy
The Ozolith
33% of 21 decks +30% synergy
Bolas's Citadel
33% of 21 decks +24% synergy
Vat of Rebirth
30% of 10 decks +28% synergy
Blade of the Bloodchief
24% of 21 decks +23% synergy
Swiftfoot Boots
24% of 21 decks -4% synergy
Spawning Pit
19% of 21 decks +19% synergy
Nim Deathmantle
14% of 21 decks +14% synergy
Altar of Dementia
14% of 21 decks +11% synergy
Idol of Oblivion
14% of 21 decks +10% synergy
Enchantments
Anointed Procession
60% of 5 decks +51% synergy
Primal Vigor
30% of 10 decks +27% synergy
Branching Evolution
30% of 10 decks +25% synergy
Dictate of Erebos
29% of 21 decks +25% synergy
Black Market
24% of 21 decks +19% synergy
Bastion of Remembrance
24% of 21 decks +18% synergy
Black Market Connections
20% of 20 decks +9% synergy
Bitterblossom
19% of 21 decks +15% synergy
Grave Pact
19% of 21 decks +15% synergy
Exquisite Blood
19% of 21 decks +14% synergy
Phyrexian Arena
19% of 21 decks +4% synergy
Necrosynthesis
14% of 21 decks +14% synergy
Eternal Thirst
14% of 21 decks +14% synergy
Blight Mound
14% of 21 decks +13% synergy
Dark Prophecy
14% of 21 decks +13% synergy
Phyrexian Reclamation
14% of 21 decks +11% synergy
Necropotence
14% of 21 decks +9% synergy
Sanguine Bond
14% of 21 decks +9% synergy
Planeswalkers
Nissa, Voice of Zendikar
30% of 10 decks +29% synergy
Vraska, Golgari Queen
30% of 10 decks +27% synergy
Lolth, Spider Queen
19% of 21 decks +18% synergy
Liliana, Dreadhorde General
14% of 21 decks +11% synergy
Utility Lands
High Market
43% of 21 decks +40% synergy
Phyrexian Tower
43% of 21 decks +34% synergy
Urborg, Tomb of Yawgmoth
33% of 21 decks +23% synergy
Mosswort Bridge
30% of 10 decks +20% synergy
Bojuka Bog
29% of 21 decks -2% synergy
Reliquary Tower
24% of 21 decks -6% synergy
Westvale Abbey
19% of 21 decks +17% synergy
Cabal Coffers
19% of 21 decks +8% synergy
Rogue's Passage
19% of 21 decks -0% synergy
Urza's Saga
14% of 21 decks +7% synergy
Ancient Tomb
14% of 21 decks +4% synergy
Mana Artifacts
Sol Ring
95% of 21 decks +11% synergy
Arcane Signet
62% of 21 decks -10% synergy
Golgari Signet
60% of 10 decks +47% synergy
Mana Crypt
24% of 21 decks +15% synergy
Mox Amber
14% of 21 decks +10% synergy
Chrome Mox
14% of 21 decks +8% synergy
Lotus Petal
14% of 21 decks +8% synergy
Thought Vessel
14% of 21 decks -2% synergy
Lands
Godless Shrine
100% of 5 decks +59% synergy
Command Tower
81% of 21 decks +7% synergy
Isolated Chapel
80% of 5 decks +53% synergy
Overgrown Tomb
80% of 10 decks +37% synergy
Shineshadow Snarl
60% of 5 decks +48% synergy
Undergrowth Stadium
50% of 10 decks +24% synergy
Darkbore Pathway
40% of 10 decks +31% synergy
Tainted Wood
40% of 10 decks +27% synergy
Temple of Malady
40% of 10 decks +24% synergy
Golgari Rot Farm
40% of 10 decks +22% synergy
Woodland Cemetery
40% of 10 decks +12% synergy
Marsh Flats
33% of 21 decks +22% synergy
Necroblossom Snarl
30% of 10 decks +18% synergy
Verdant Catacombs
24% of 21 decks +12% synergy
Myriad Landscape
19% of 21 decks -1% synergy
Cavern of Souls
14% of 21 decks +7% synergy
Wooded Foothills
14% of 21 decks +4% synergy
Windswept Heath
14% of 21 decks +4% synergy
Scalding Tarn
14% of 21 decks +3% synergy
Polluted Delta
14% of 21 decks +3% synergy
Evolving Wilds
14% of 21 decks -7% synergy
Path of Ancestry
14% of 21 decks -7% synergy