Tarrian's Soulcleaver + Herd Baloth + Phyrexian Altar

Tarrian's Soulcleaver
Herd Baloth
Phyrexian Altar

Requires
Tarrian's Soulcleaver must be on the battlefield (attached to Herd Baloth). Herd Baloth must be on the battlefield. Phyrexian Altar must be on the battlefield. You have a way to put a +1/+1 counter on Herd Baloth.
Steps
  1. Put a +1/+1 counter on Herd Baloth.
  2. Herd Baloth triggers, creating a 4/4 Beast creature token.
  3. Activate Phyrexian Altar by sacrificing the Beast, adding one mana of any color.
  4. When the Beast dies, Tarrian's Soulcleaver triggers, putting a +1/+1 counter on Herd Baloth.
  5. Repeat from step 2.
Results
Infinite LTB. Infinite ETB. Infinite colored mana. Infinite sacrifice triggers. Infinite death triggers. Infinite +1/+1 counters on Herd Baloth.

Mazirek, Kraul Death Priest
0.15% of 1937 decks 3 decks
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0.14% of 5658 decks 8 decks
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0.08% of 6366 decks 5 decks
High Synergy Cards
Scurry Oak
97% of 29 decks +95% synergy
Rosie Cotton of South Lane
80% of 10 decks +76% synergy
Basking Broodscale
78% of 18 decks +75% synergy
Ashnod's Altar
83% of 29 decks +75% synergy
Camellia, the Seedmiser
79% of 14 decks +68% synergy
Ivy Lane Denizen
69% of 29 decks +67% synergy
Cathars' Crusade
70% of 10 decks +64% synergy
Pitiless Plunderer
71% of 24 decks +63% synergy
Mazirek, Kraul Death Priest
62% of 24 decks +59% synergy
Elas il-Kor, Sadistic Pilgrim
67% of 6 decks +55% synergy
Top Cards
Path to Exile
70% of 10 decks +25% synergy
Chatterfang, Squirrel General
54% of 24 decks +49% synergy
Viscera Seer
54% of 24 decks +45% synergy
Heliod, Sun-Crowned
50% of 10 decks +47% synergy
Conclave Mentor
50% of 10 decks +46% synergy
Experimental Confectioner
46% of 24 decks +44% synergy
Blood Artist
46% of 24 decks +34% synergy
Animation Module
45% of 29 decks +44% synergy
Sadistic Glee
42% of 24 decks +42% synergy
Cauldron Familiar
42% of 24 decks +40% synergy
Creatures
Mirkwood Bats
42% of 24 decks +29% synergy
Good-Fortune Unicorn
40% of 10 decks +37% synergy
Birds of Paradise
38% of 29 decks +11% synergy
Warren Soultrader
38% of 16 decks +30% synergy
Zulaport Cutthroat
38% of 24 decks +27% synergy
Champion of Lambholt
34% of 29 decks +27% synergy
Kami of Whispered Hopes
34% of 29 decks +27% synergy
Evolution Witness
33% of 18 decks +29% synergy
Marionette Apprentice
31% of 16 decks +23% synergy
Kitchen Finks
30% of 10 decks +30% synergy
Abzan Battle Priest
30% of 10 decks +29% synergy
Archangel of Thune
30% of 10 decks +27% synergy
Mondrak, Glory Dominus
30% of 10 decks +21% synergy
Rapacious Guest
29% of 24 decks +27% synergy
Savvy Hunter
29% of 24 decks +26% synergy
Ravenous Squirrel
29% of 24 decks +26% synergy
Yawgmoth, Thran Physician
29% of 24 decks +25% synergy
Extruder
28% of 29 decks +27% synergy
Gilded Goose
28% of 29 decks +24% synergy
Peregrin Took
28% of 29 decks +22% synergy
Putrid Goblin
25% of 24 decks +24% synergy
Fain, the Broker
25% of 24 decks +24% synergy
Greta, Sweettooth Scourge
25% of 24 decks +23% synergy
Corpsejack Menace
25% of 24 decks +20% synergy
Winding Constrictor
21% of 24 decks +17% synergy
Carrion Feeder
21% of 24 decks +16% synergy
Walking Ballista
21% of 29 decks +18% synergy
Devoted Druid
21% of 29 decks +18% synergy
Kodama of the West Tree
21% of 29 decks +16% synergy
Tireless Provisioner
21% of 29 decks +9% synergy
Delighted Halfling
21% of 29 decks +6% synergy
Cryptic Trilobite
17% of 29 decks +17% synergy
Gyre Sage
17% of 29 decks +13% synergy
Academy Manufactor
17% of 29 decks +13% synergy
Rishkar, Peema Renegade
17% of 29 decks +13% synergy
Jaheira, Friend of the Forest
17% of 29 decks +12% synergy
Forgotten Ancient
17% of 29 decks +11% synergy
Evolution Sage
17% of 29 decks +10% synergy
Eternal Witness
17% of 29 decks -4% synergy
Braids, Arisen Nightmare
17% of 24 decks +9% synergy
Dauthi Voidwalker
17% of 24 decks +8% synergy
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17% of 24 decks +5% synergy
Railway Brawler
15% of 20 decks +12% synergy
Crystalline Crawler
14% of 29 decks +13% synergy
Utopia Mycon
14% of 29 decks +13% synergy
Mycoloth
14% of 29 decks +12% synergy
Haywire Mite
14% of 29 decks +10% synergy
Sakura-Tribe Elder
14% of 29 decks -5% synergy
Savra, Queen of the Golgari
12% of 24 decks +12% synergy
Slimefoot, the Stowaway
12% of 24 decks +11% synergy
Instants
Abzan Charm
50% of 6 decks +45% synergy
Eladamri's Call
40% of 10 decks +28% synergy
Swords to Plowshares
40% of 10 decks -23% synergy
Heroic Intervention
31% of 29 decks +1% synergy
Assassin's Trophy
29% of 24 decks -1% synergy
Beast Within
28% of 29 decks -12% synergy
Village Rites
25% of 24 decks +15% synergy
Deadly Rollick
25% of 24 decks +14% synergy
Revitalizing Repast
25% of 16 decks +12% synergy
Vampiric Tutor
25% of 24 decks +6% synergy
Curious Herd
21% of 29 decks +20% synergy
Collective Resistance
19% of 16 decks +14% synergy
Force of Vigor
17% of 29 decks +14% synergy
Noxious Revival
17% of 29 decks +12% synergy
Krosan Grip
17% of 29 decks +9% synergy
Worldly Tutor
17% of 29 decks +3% synergy
Deadly Dispute
17% of 24 decks +6% synergy
Putrefy
17% of 24 decks +1% synergy
Inspiring Call
14% of 29 decks +6% synergy
Nature's Claim
14% of 29 decks +4% synergy
Golgari Charm
12% of 24 decks +7% synergy
Crumble
10% of 29 decks +10% synergy
Sorceries
Cultivate
41% of 29 decks -5% synergy
Kodama's Reach
28% of 29 decks -4% synergy
Demonic Tutor
25% of 24 decks +2% synergy
Pest Infestation
24% of 29 decks +22% synergy
Nature's Lore
24% of 29 decks -8% synergy
Wear Down
21% of 14 decks +17% synergy
Lich-Knights' Conquest
21% of 24 decks +18% synergy
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Rampant Growth
21% of 29 decks -14% synergy
Broken Bond
17% of 29 decks +15% synergy
Farseek
17% of 29 decks -17% synergy
Diabolic Tutor
17% of 24 decks +10% synergy
Creeping Corrosion
14% of 29 decks +14% synergy
Fade from History
14% of 29 decks +13% synergy
Imperial Seal
12% of 24 decks +7% synergy
Diabolic Intent
12% of 24 decks +4% synergy
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10% of 29 decks +10% synergy
Deconstruct
10% of 29 decks +10% synergy
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10% of 29 decks +10% synergy
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41% of 29 decks +39% synergy
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38% of 29 decks +37% synergy
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31% of 29 decks +19% synergy
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21% of 29 decks +14% synergy
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17% of 29 decks +16% synergy
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The Great Henge
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Blasting Station
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Enchantments
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Branching Evolution
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Necrosynthesis
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Death's Presence
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Cryptolith Rite
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Phyrexian Arena
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Sylvan Library
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45% of 29 decks +35% synergy
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31% of 29 decks +21% synergy
Boseiju, Who Endures
31% of 29 decks +11% synergy
Gavony Township
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Restless Cottage
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Phyrexian Tower
25% of 24 decks +17% synergy
Rogue's Passage
24% of 29 decks +5% synergy
Tower of the Magistrate
17% of 29 decks +17% synergy
The Shire
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Fomori Vault
17% of 18 decks +15% synergy
Field of the Dead
14% of 29 decks +10% synergy
Oran-Rief, the Vastwood
14% of 29 decks +9% synergy
Reliquary Tower
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Takenuma, Abandoned Mire
12% of 24 decks +2% synergy
Bojuka Bog
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Swarmyard
10% of 29 decks +9% synergy
Khalni Garden
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Mana Artifacts
Sol Ring
76% of 29 decks -9% synergy
Arcane Signet
59% of 29 decks -13% synergy
Mana Crypt
17% of 29 decks +7% synergy
Jeweled Lotus
14% of 29 decks +7% synergy
Talisman of Resilience
12% of 24 decks +1% synergy
Golgari Signet
12% of 24 decks -0% synergy
Sonic Screwdriver
10% of 29 decks +9% synergy
Mox Diamond
10% of 29 decks +6% synergy
Fellwar Stone
10% of 29 decks -11% synergy
Lands
Jetmir's Garden
100% of 3 decks +67% synergy
Cinder Glade
80% of 5 decks +42% synergy
Command Tower
79% of 29 decks +6% synergy
Overgrown Tomb
71% of 24 decks +28% synergy
Sandsteppe Citadel
67% of 6 decks +41% synergy
Godless Shrine
67% of 6 decks +26% synergy
Woodland Cemetery
62% of 24 decks +35% synergy
Rockfall Vale
60% of 5 decks +38% synergy
Spire Garden
60% of 5 decks +36% synergy
Vault of Champions
50% of 6 decks +24% synergy
Indatha Triome
50% of 6 decks +19% synergy
Canopy Vista
50% of 10 decks +14% synergy
Temple Garden
50% of 10 decks +9% synergy
Undergrowth Stadium
46% of 24 decks +20% synergy
Twilight Mire
38% of 24 decks +28% synergy
Deathcap Glade
38% of 24 decks +23% synergy
Llanowar Wastes
38% of 24 decks +12% synergy
Verdant Catacombs
34% of 29 decks +23% synergy
Underground Mortuary
33% of 18 decks +16% synergy
Exotic Orchard
31% of 29 decks -4% synergy
Selesnya Sanctuary
30% of 10 decks +16% synergy
Brushland
30% of 10 decks +14% synergy
Overgrown Farmland
30% of 10 decks +14% synergy
Sunpetal Grove
30% of 10 decks +7% synergy
Bountiful Promenade
30% of 10 decks +6% synergy
Bayou
29% of 24 decks +16% synergy
Darkbore Pathway
25% of 24 decks +16% synergy
Golgari Rot Farm
25% of 24 decks +7% synergy
Blooming Marsh
21% of 24 decks +17% synergy
Nurturing Peatland
21% of 24 decks +15% synergy
Myriad Landscape
17% of 29 decks -3% synergy
Evolving Wilds
17% of 29 decks -4% synergy
Haunted Mire
17% of 24 decks +8% synergy
Necroblossom Snarl
17% of 24 decks +5% synergy
Viridescent Bog
17% of 18 decks +5% synergy
Fabled Passage
14% of 29 decks +5% synergy
Wooded Foothills
14% of 29 decks +4% synergy
Terramorphic Expanse
14% of 29 decks -2% synergy
Tainted Wood
12% of 24 decks -0% synergy
Windswept Heath
10% of 29 decks -0% synergy
Path of Ancestry
10% of 29 decks -11% synergy