Tarrian's Soulcleaver + Herd Baloth + Ashnod's Altar

Tarrian's Soulcleaver
Herd Baloth
Ashnod's Altar

Requires
Tarrian's Soulcleaver must be on the battlefield. Herd Baloth must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Put a +1/+1 counter on Herd Baloth.
  2. Herd Baloth triggers, creating a 4/4 Beast creature token.
  3. Activate Ashnod's Altar by sacrificing the Beast, adding .
  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 sacrifice triggers. Infinite death triggers. Infinite colorless mana. Infinite +1/+1 counters on Herd Baloth.

Marath, Will of the Wild
1.25% of 2081 decks 26 decks
Ghave, Guru of Spores
0.42% of 5256 decks 22 decks
Ygra, Eater of All
0.14% of 10916 decks 15 decks
Ulasht, the Hate Seed
1.62% of 433 decks 7 decks
Mazirek, Kraul Death Priest
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New Cards
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Felothar, Dawn of the Abzan
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High Synergy Cards
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83% of 78 decks +80% synergy
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Basking Broodscale
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Pitiless Plunderer
56% of 70 decks +48% synergy
Conclave Mentor
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46% of 70 decks +43% synergy
Chatterfang, Squirrel General
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Top Cards
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Path to Exile
53% of 78 decks +6% synergy
Elas il-Kor, Sadistic Pilgrim
52% of 33 decks +41% synergy
Blood Artist
51% of 70 decks +40% synergy
Hardened Scales
48% of 126 decks +38% synergy
Viscera Seer
47% of 70 decks +38% synergy
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47% of 43 decks +36% synergy
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45% of 126 decks +41% synergy
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44% of 126 decks +38% synergy
Rhythm of the Wild
44% of 43 decks +21% synergy
Game Changers
Cyclonic Rift
50% of 6 decks +24% synergy
Demonic Tutor
24% of 70 decks +3% synergy
Enlightened Tutor
23% of 78 decks +6% synergy
Vampiric Tutor
23% of 70 decks +6% synergy
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18% of 78 decks -6% synergy
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10% of 126 decks -1% synergy
Imperial Seal
9% of 70 decks +3% synergy
Creatures
Halana and Alena, Partners
42% of 43 decks +37% synergy
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40% of 78 decks +25% synergy
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Mirkwood Bats
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Experimental Confectioner
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29% of 58 decks +26% synergy
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Warren Soultrader
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28% of 32 decks +27% synergy
Champion of Lambholt
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Carrion Feeder
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Dusk Legion Duelist
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11% of 126 decks +11% synergy
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10% of 126 decks +8% synergy
Agatha's Soul Cauldron
10% of 126 decks +8% synergy
Summoning Station
8% of 126 decks +8% synergy
Altar of the Brood
7% of 126 decks +6% synergy
Bow of Nylea
7% of 126 decks +5% synergy
Birthing Pod
7% of 126 decks +5% synergy
Idol of Oblivion
6% of 126 decks +2% synergy
Krark-Clan Ironworks
6% of 126 decks +5% synergy
Chitterspitter
6% of 126 decks +5% synergy
Inspiring Statuary
6% of 126 decks +4% synergy
Halo Fountain
5% of 78 decks +3% synergy
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Doubling Season
40% of 126 decks +31% synergy
Branching Evolution
40% of 126 decks +34% synergy
All Will Be One
35% of 43 decks +32% synergy
Sadistic Glee
31% of 70 decks +31% synergy
Bastion of Remembrance
29% of 70 decks +22% synergy
Mana Echoes
28% of 43 decks +27% synergy
Grave Pact
27% of 70 decks +23% synergy
Goblin Bombardment
26% of 43 decks +19% synergy
Anointed Procession
24% of 78 decks +16% synergy
Primal Vigor
22% of 126 decks +19% synergy
Felidar Retreat
22% of 78 decks +15% synergy
Aura Shards
22% of 78 decks +13% synergy
Moldervine Reclamation
21% of 70 decks +13% synergy
Parallel Lives
21% of 126 decks +14% synergy
Mayael's Aria
19% of 32 decks +16% synergy
Fires of Yavimaya
16% of 43 decks +13% synergy
Warleader's Call
16% of 31 decks +8% synergy
Cryptolith Rite
15% of 126 decks +12% synergy
Master Chef
14% of 126 decks +13% synergy
Black Market Connections
14% of 70 decks +3% synergy
Innkeeper's Talent
14% of 103 decks +9% synergy
Phyrexian Arena
13% of 70 decks -3% synergy
Death's Presence
13% of 126 decks +12% synergy
Night of the Sweets' Revenge
13% of 126 decks +11% synergy
Abzan Ascendancy
12% of 33 decks +11% synergy
Tribute to the World Tree
12% of 126 decks +5% synergy
Uncivil Unrest
12% of 43 decks +10% synergy
Invigorating Hot Spring
12% of 43 decks +9% synergy
Necrosynthesis
11% of 70 decks +11% synergy
The Meathook Massacre
11% of 70 decks +6% synergy
Stocking the Pantry
11% of 101 decks +10% synergy
Insidious Roots
11% of 66 decks +5% synergy
Awakening Zone
10% of 126 decks +7% synergy
Sylvan Library
10% of 126 decks -1% synergy
Scavenger's Talent
9% of 55 decks +8% synergy
Blind Obedience
9% of 78 decks +2% synergy
Unbound Flourishing
9% of 126 decks +7% synergy
Earthcraft
8% of 126 decks +7% synergy
Growing Rites of Itlimoc
8% of 126 decks +2% synergy
Light of Promise
8% of 78 decks +7% synergy
Together Forever
8% of 78 decks +7% synergy
Mirari's Wake
8% of 78 decks -5% synergy
Trail of Crumbs
7% of 126 decks +6% synergy
Viridian Revel
7% of 126 decks +6% synergy
Elven Chorus
7% of 126 decks +4% synergy
Bitterblossom
7% of 70 decks +3% synergy
Deathreap Ritual
7% of 70 decks +3% synergy
Warstorm Surge
7% of 43 decks +2% synergy
Battle of Hoover Dam
7% of 73 decks +6% synergy
Funeral Room // Awakening Hall
7% of 46 decks +4% synergy
Planeswalkers
Xenagos, the Reveler
12% of 43 decks +9% synergy
Tyvar, Jubilant Brawler
7% of 70 decks +3% synergy
Liliana, Dreadhorde General
6% of 70 decks +2% synergy
Utility Lands
Yavimaya, Cradle of Growth
35% of 126 decks +26% synergy
Gavony Township
28% of 78 decks +19% synergy
Phyrexian Tower
24% of 70 decks +16% synergy
Boseiju, Who Endures
21% of 126 decks +3% synergy
Kessig Wolf Run
21% of 43 decks +5% synergy
Oran-Rief, the Vastwood
19% of 126 decks +14% synergy
Reliquary Tower
18% of 126 decks -11% synergy
Rogue's Passage
17% of 126 decks -2% synergy
Karn's Bastion
16% of 126 decks +11% synergy
Urborg, Tomb of Yawgmoth
14% of 126 decks +5% synergy
Bojuka Bog
14% of 70 decks -16% synergy
Contested Cliffs
14% of 43 decks +13% synergy
Takenuma, Abandoned Mire
13% of 70 decks +3% synergy
Skarrg, the Rage Pits
12% of 43 decks +9% synergy
Restless Cottage
11% of 70 decks +8% synergy
Mosswort Bridge
11% of 126 decks +1% synergy
The Shire
10% of 126 decks +7% synergy
Urza's Saga
10% of 126 decks +3% synergy
Restless Bivouac
9% of 32 decks +7% synergy
Llanowar Reborn
7% of 126 decks +5% synergy
Westvale Abbey
7% of 70 decks +5% synergy
Grim Backwoods
7% of 70 decks +3% synergy
Mudflat Village
7% of 58 decks +5% synergy
Shifting Woodland
6% of 109 decks -0% synergy
Fomori Vault
5% of 117 decks +4% synergy
Mana Artifacts
Sol Ring
87% of 126 decks +2% synergy
Arcane Signet
71% of 126 decks -2% synergy
Gruul Signet
19% of 43 decks +7% synergy
Talisman of Impulse
14% of 43 decks +4% synergy
Talisman of Unity
12% of 78 decks +4% synergy
Selesnya Signet
12% of 78 decks +3% synergy
Talisman of Resilience
11% of 70 decks -1% synergy
Fellwar Stone
10% of 126 decks -11% synergy
Boros Signet
9% of 32 decks -13% synergy
Talisman of Hierarchy
9% of 33 decks -16% synergy
Orzhov Signet
9% of 33 decks -17% synergy
Chromatic Lantern
7% of 126 decks -2% synergy
Golgari Signet
6% of 70 decks -6% synergy
Lands
Breeding Pool
100% of 6 decks +60% synergy
Command Tower
83% of 126 decks +9% synergy
Barkchannel Pathway
67% of 6 decks +59% synergy
Rejuvenating Springs
67% of 6 decks +38% synergy
Sandsteppe Citadel
58% of 33 decks +31% synergy
Godless Shrine
55% of 33 decks +14% synergy
Rootbound Crag
53% of 43 decks +28% synergy
Hedge Maze
50% of 6 decks +39% synergy
Dreamroot Cascade
50% of 6 decks +30% synergy
Yavimaya Coast
50% of 6 decks +23% synergy
Hinterland Harbor
50% of 6 decks +20% synergy
Jetmir's Garden
50% of 32 decks +19% synergy
Jungle Shrine
50% of 32 decks +18% synergy
Cinder Glade
49% of 43 decks +10% synergy
Temple Garden
47% of 78 decks +8% synergy
Indatha Triome
45% of 33 decks +16% synergy
Sunpetal Grove
45% of 78 decks +20% synergy
Overgrown Tomb
44% of 70 decks +3% synergy
Clifftop Retreat
44% of 32 decks +13% synergy
Canopy Vista
44% of 78 decks +7% synergy
Sacred Foundry
41% of 32 decks +5% synergy
Woodland Cemetery
40% of 70 decks +10% synergy
Stomping Ground
40% of 43 decks -1% synergy
Isolated Chapel
39% of 33 decks +10% synergy
Exotic Orchard
38% of 126 decks +2% synergy
Undergrowth Stadium
34% of 70 decks +9% synergy
Llanowar Wastes
34% of 70 decks +8% synergy
Caves of Koilos
33% of 33 decks +4% synergy
Rockfall Vale
33% of 43 decks +11% synergy
Brushland
32% of 78 decks +15% synergy
Spire Garden
30% of 43 decks +6% synergy
Overgrown Farmland
29% of 78 decks +13% synergy
Bountiful Promenade
27% of 78 decks +3% synergy
Golgari Rot Farm
26% of 70 decks +8% synergy
Game Trail
26% of 43 decks +10% synergy
Karplusan Forest
26% of 43 decks +8% synergy
Deceptive Landscape
25% of 28 decks +17% synergy
Spectator Seating
25% of 32 decks +0% synergy
Temple of Silence
24% of 33 decks +6% synergy
Vault of Champions
24% of 33 decks -1% synergy
Twilight Mire
23% of 70 decks +12% synergy
Sheltering Landscape
22% of 27 decks +14% synergy
Evolving Wilds
22% of 126 decks +1% synergy
Thornspire Verge
22% of 32 decks +13% synergy
Sundown Pass
22% of 32 decks +7% synergy
Battlefield Forge
22% of 32 decks -4% synergy
Commercial District
21% of 42 decks +12% synergy
Windswept Heath
21% of 126 decks +11% synergy
Deathcap Glade
21% of 70 decks +8% synergy
Verdant Catacombs
21% of 126 decks +9% synergy