Animation Module + Archangel of Thune + Ashnod's Altar + Soul's Attendant
Animation Module
Archangel of Thune
Ashnod's Altar
Soul's Attendant
Requires
Animation Module must be on the battlefield.
Archangel of Thune must be on the battlefield.
Ashnod's Altar must be on the battlefield.
Soul's Attendant must be on the battlefield.
You have a way to cause a creature to enter the battlefield under your control.
Mana needed: 
Steps
- Cause a creature to enter the battlefield under your control.
- Soul's Attendant triggers, causing you to gain 1 life.
- Archangel of Thune triggers, putting a +1/+1 counter on each creature you control.
- Animation Module triggers for each counter placed this way.
- Resolve all but one Animation Module trigger, choosing not to pay.
- Resolve the last Animation Module trigger, causing you to pay to create a 1/1 Servo artifact creature token.
- When the Servo enters the battlefield, Soul's Attendant triggers.
- Holding priority, activate Ashnod's Altar by sacrificing the Servo, adding .
- Resolve the Soul's Attendant trigger, causing you to gain 1 life.
- Repeat from step 3.
Results
Infinite +1/+1 counters. Infinite colorless mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite LTB. Infinite sacrifice triggers.
Karlov of the Ghost Council
0.62% of 3705 decks
23 decks
High Synergy Cards
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100% of 5 decks
+100% synergy
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+99% synergy
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92% of 25 decks
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Exquisite Blood
88% of 25 decks
+86% synergy
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84% of 25 decks
+81% synergy
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80% of 5 decks
+80% synergy
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+80% synergy
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+79% synergy
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79% of 24 decks
+76% synergy
Top Cards
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76% of 25 decks
+73% synergy
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+71% synergy
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76% of 33 decks
+74% synergy
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76% of 33 decks
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76% of 33 decks
+47% synergy
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73% of 33 decks
+72% synergy
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72% of 25 decks
+66% synergy
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71% of 7 decks
+68% synergy
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70% of 33 decks
+68% synergy
Creatures
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67% of 33 decks
+66% synergy
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67% of 9 decks
+65% synergy
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61% of 18 decks
+60% synergy
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60% of 5 decks
+60% synergy
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60% of 5 decks
+59% synergy
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+59% synergy
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54% of 24 decks
+51% synergy
Charismatic Conqueror
50% of 18 decks
+47% synergy
Voice of the Blessed
48% of 33 decks
+48% synergy
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48% of 33 decks
+39% synergy
Archivist of Oghma
45% of 33 decks
+42% synergy
Ocelot Pride
43% of 7 decks
+40% synergy
Sunscorch Regent
42% of 33 decks
+41% synergy
Walking Ballista
39% of 33 decks
+37% synergy
Mother of Runes
39% of 33 decks
+36% synergy
Lotho, Corrupt Shirriff
38% of 21 decks
+35% synergy
Sorin of House Markov
38% of 8 decks
+37% synergy
Kambal, Profiteering Mayor
38% of 8 decks
+35% synergy
Marauding Blight-Priest
36% of 25 decks
+35% synergy
Crypt Ghast
36% of 25 decks
+34% synergy
Lunarch Veteran
33% of 33 decks
+33% synergy
Dark Confidant
32% of 25 decks
+31% synergy
The Gaffer
32% of 22 decks
+30% synergy
Creeping Bloodsucker
32% of 22 decks
+30% synergy
Vizkopa Guildmage
28% of 25 decks
+27% synergy
Lurrus of the Dream-Den
28% of 25 decks
+27% synergy
Amalia Benavides Aguirre
28% of 18 decks
+27% synergy
Delney, Streetwise Lookout
27% of 11 decks
+25% synergy
Sun Titan
27% of 33 decks
+22% synergy
Rhox Faithmender
24% of 33 decks
+23% synergy
Cliffhaven Vampire
24% of 25 decks
+24% synergy
Cruel Celebrant
24% of 25 decks
+22% synergy
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24% of 25 decks
+19% synergy
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21% of 33 decks
+21% synergy
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21% of 33 decks
+20% synergy
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20% of 25 decks
+20% synergy
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20% of 25 decks
+19% synergy
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18% of 33 decks
+17% synergy
Karmic Guide
18% of 33 decks
+16% synergy
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18% of 33 decks
+15% synergy
Grand Abolisher
18% of 33 decks
+14% synergy
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16% of 25 decks
+16% synergy
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16% of 25 decks
+16% synergy
Elenda, the Dusk Rose
16% of 25 decks
+15% synergy
Viscera Seer
16% of 25 decks
+11% synergy
Nyx-Fleece Ram
15% of 33 decks
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15% of 33 decks
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15% of 33 decks
+14% synergy
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Instants
Path to Exile
61% of 33 decks
+40% synergy
Enlightened Tutor
58% of 33 decks
+49% synergy
Anguished Unmaking
56% of 25 decks
+50% synergy
Vampiric Tutor
56% of 25 decks
+46% synergy
Teferi's Protection
52% of 33 decks
+42% synergy
Despark
32% of 25 decks
+28% synergy
Heliod's Intervention
30% of 33 decks
+29% synergy
Stroke of Midnight
29% of 21 decks
+22% synergy
Fracture
28% of 25 decks
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Dark Ritual
28% of 25 decks
+17% synergy
Deadly Rollick
20% of 25 decks
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Generous Gift
18% of 33 decks
+6% synergy
Inkshield
16% of 25 decks
+15% synergy
Utter End
16% of 25 decks
+14% synergy
Flawless Maneuver
15% of 33 decks
+11% synergy
Akroma's Will
12% of 33 decks
+8% synergy
Mana Tithe
9% of 33 decks
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Sorceries
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64% of 25 decks
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+31% synergy
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24% of 25 decks
+21% synergy
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+21% synergy
Debt to the Deathless
16% of 25 decks
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Imperial Seal
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+13% synergy
Read the Bones
16% of 25 decks
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Fumigate
12% of 33 decks
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9% of 33 decks
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Utility Artifacts
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48% of 33 decks
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Enchantments
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+27% synergy
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18% of 33 decks
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Aura of Silence
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Planeswalkers
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28% of 25 decks
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18% of 33 decks
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Utility Lands
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32% of 25 decks
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14% of 21 decks
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Kabira Crossroads
12% of 33 decks
+12% synergy
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+10% synergy
Urza's Saga
12% of 33 decks
+5% synergy
Mistveil Plains
9% of 33 decks
+8% synergy
Emeria, the Sky Ruin
9% of 33 decks
+8% synergy
Maze of Ith
9% of 33 decks
+6% synergy
High Market
9% of 33 decks
+6% synergy
War Room
9% of 33 decks
+3% synergy
Yavimaya, Cradle of Growth
9% of 33 decks
-0% synergy
Mana Artifacts
Sol Ring
94% of 33 decks
+9% synergy
Arcane Signet
67% of 33 decks
-5% synergy
Talisman of Hierarchy
52% of 25 decks
+46% synergy
Pristine Talisman
52% of 33 decks
+50% synergy
Orzhov Signet
44% of 25 decks
+38% synergy
Mana Crypt
30% of 33 decks
+19% synergy
Mox Amber
15% of 33 decks
+11% synergy
Mana Vault
9% of 33 decks
+3% synergy
Chrome Mox
9% of 33 decks
+3% synergy
Jeweled Lotus
9% of 33 decks
+2% synergy
Thought Vessel
9% of 33 decks
-7% synergy
Mind Stone
9% of 33 decks
-9% synergy
Lands
Godless Shrine
84% of 25 decks
+75% synergy
Temple Garden
80% of 5 decks
+71% synergy
Command Tower
70% of 33 decks
-4% synergy
Vault of Champions
68% of 25 decks
+62% synergy
Isolated Chapel
68% of 25 decks
+62% synergy
Savannah
60% of 5 decks
+57% synergy
Shattered Sanctum
52% of 25 decks
+49% synergy
Caves of Koilos
52% of 25 decks
+46% synergy
Fetid Heath
44% of 25 decks
+42% synergy
Scrubland
44% of 25 decks
+41% synergy
Marsh Flats
42% of 33 decks
+31% synergy
Brightclimb Pathway
40% of 25 decks
+38% synergy
Tainted Field
40% of 25 decks
+37% synergy
Shadowy Backstreet
36% of 11 decks
+33% synergy
Scoured Barrens
36% of 25 decks
+34% synergy
Shineshadow Snarl
32% of 25 decks
+29% synergy
Concealed Courtyard
28% of 25 decks
+27% synergy
Silent Clearing
24% of 25 decks
+23% synergy
Orzhov Basilica
24% of 25 decks
+20% synergy
Temple of Silence
20% of 25 decks
+16% synergy
Windswept Heath
18% of 33 decks
+8% synergy
Verdant Catacombs
15% of 33 decks
+4% synergy
Flooded Strand
12% of 33 decks
+2% synergy
Arid Mesa
12% of 33 decks
+1% synergy
Mana Confluence
9% of 33 decks
+2% synergy
City of Brass
9% of 33 decks
+1% synergy
Fabled Passage
9% of 33 decks
-0% synergy
Polluted Delta
9% of 33 decks
-2% synergy