Ominous Roost + Marang River Prowler + Animar, Soul of Elements + Phyrexian Altar

Ominous Roost
Marang River Prowler
Animar, Soul of Elements
Phyrexian Altar

Requires
Ominous Roost must be on the battlefield. Marang River Prowler must be on the battlefield. Animar, Soul of Elements must be on the battlefield. Phyrexian Altar must be on the battlefield. Animar has at least two +1/+1 counters on it.
Steps
  1. Activate Phyrexian Altar by sacrificing Marang River Prowler, adding .
  2. Cast Marang River Prowler from your graveyard for .
  3. Ominous Roost triggers, creating a 1/1 Bird creature token.
  4. Repeat.
Results
Infinite +1/+1 counters on Animar. Infinite colored mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.

Animar, Soul of Elements
0.03% of 15877 decks 4 decks
Child of Alara
0.02% of 5025 decks 1 decks
High Synergy Cards
Ancestral Statue
80% of 5 decks +80% synergy
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80% of 5 decks +78% synergy
Temur Sabertooth
80% of 5 decks +76% synergy
Ashnod's Altar
80% of 5 decks +72% synergy
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80% of 5 decks +61% synergy
Counterspell
80% of 5 decks +37% synergy
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80% of 5 decks +34% synergy
Creatures
Emrakul, the World Anew
100% of 1 decks +99% synergy
Erebos, Bleak-Hearted
100% of 1 decks +99% synergy
Erebos, God of the Dead
100% of 1 decks +98% synergy
Nine-Fingers Keene
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60% of 5 decks +57% synergy
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60% of 5 decks +46% synergy
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60% of 5 decks +33% synergy
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50% of 4 decks +46% synergy
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50% of 4 decks +42% synergy
Stonework Packbeast
40% of 5 decks +40% synergy
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40% of 5 decks +40% synergy
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40% of 5 decks +40% synergy
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40% of 5 decks +40% synergy
Eternal Scourge
40% of 5 decks +40% synergy
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40% of 5 decks +40% synergy
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40% of 5 decks +39% synergy
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40% of 5 decks +38% synergy
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40% of 5 decks +38% synergy
Urabrask the Hidden
40% of 5 decks +37% synergy
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40% of 5 decks +36% synergy
Purphoros, God of the Forge
40% of 5 decks +35% synergy
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40% of 5 decks +34% synergy
Beast Whisperer
40% of 5 decks +28% synergy
Ghalta, Stampede Tyrant
33% of 3 decks +29% synergy
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33% of 3 decks +23% synergy
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25% of 4 decks +25% synergy
Tiller Engine
25% of 4 decks +24% synergy
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25% of 4 decks +24% synergy
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25% of 4 decks +24% synergy
Clamavus
25% of 4 decks +24% synergy
Shivan Devastator
25% of 4 decks +24% synergy
Winged Hive Tyrant
25% of 4 decks +24% synergy
Benevolent Hydra
25% of 4 decks +23% synergy
Biophagus
25% of 4 decks +23% synergy
Vorinclex
25% of 4 decks +23% synergy
Deceiver Exarch
20% of 5 decks +20% synergy
Somberwald Beastmaster
20% of 5 decks +20% synergy
Crystalline Crawler
20% of 5 decks +20% synergy
Brine Elemental
20% of 5 decks +20% synergy
Instants
Faith's Reward
100% of 1 decks +99% synergy
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100% of 1 decks +99% synergy
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100% of 1 decks +97% synergy
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100% of 1 decks +94% synergy
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50% of 2 decks +47% synergy
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40% of 5 decks +33% synergy
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40% of 5 decks +26% synergy
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40% of 5 decks +25% synergy
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40% of 5 decks +8% synergy
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40% of 5 decks +1% synergy
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33% of 3 decks +31% synergy
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20% of 5 decks +19% synergy
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20% of 5 decks +19% synergy
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20% of 5 decks +19% synergy
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20% of 5 decks +19% synergy
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20% of 5 decks +19% synergy
Archmage's Charm
20% of 5 decks +18% synergy
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20% of 5 decks +18% synergy
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20% of 5 decks +17% synergy
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20% of 5 decks +11% synergy
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20% of 5 decks +10% synergy
Crop Rotation
20% of 5 decks +10% synergy
Mana Drain
20% of 5 decks +5% synergy
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20% of 5 decks +4% synergy
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20% of 5 decks +3% synergy
Fierce Guardianship
20% of 5 decks +2% synergy
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20% of 5 decks -2% synergy
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20% of 5 decks -3% synergy
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20% of 5 decks -8% synergy
Heroic Intervention
20% of 5 decks -10% synergy
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Wave Goodbye
100% of 2 decks +97% synergy
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100% of 1 decks +95% synergy
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100% of 1 decks +87% synergy
Ruinous Ultimatum
100% of 1 decks +82% synergy
Farseek
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Kodama's Reach
40% of 5 decks +8% synergy
Rampant Growth
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Biogenic Upgrade
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Urban Evolution
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Hull Breach
20% of 5 decks +15% synergy
Genesis Ultimatum
20% of 5 decks +14% synergy
Fabricate
20% of 5 decks +14% synergy
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20% of 5 decks +14% synergy
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20% of 5 decks +11% synergy
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20% of 5 decks +11% synergy
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20% of 5 decks +10% synergy
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100% of 1 decks +97% synergy
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Black Dragon Gate
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Rakdos Guildgate
100% of 1 decks +96% synergy
Azorius Guildgate
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100% of 1 decks +95% synergy
Dimir Guildgate
100% of 1 decks +95% synergy
Selesnya Guildgate
100% of 1 decks +95% synergy
Boros Guildgate
100% of 1 decks +95% synergy
Golgari Guildgate
100% of 1 decks +94% synergy
Command Tower
80% of 5 decks +6% synergy
Evolving Wilds
60% of 5 decks +39% synergy
Hinterland Harbor
60% of 5 decks +33% synergy
Frontier Bivouac
60% of 5 decks +33% synergy
Ketria Triome
60% of 5 decks +27% synergy
Flooded Grove
40% of 5 decks +28% synergy
Rootbound Crag
40% of 5 decks +16% synergy
Yavimaya Coast
40% of 5 decks +14% synergy
Cinder Glade
40% of 5 decks +2% synergy
Breeding Pool
40% of 5 decks -1% synergy
Stomping Ground
40% of 5 decks -1% synergy
Heap Gate
25% of 4 decks +24% synergy
Gond Gate
25% of 4 decks +24% synergy
Cliffgate
25% of 4 decks +23% synergy
Sea Gate
25% of 4 decks +23% synergy
Manor Gate
25% of 4 decks +23% synergy
Grove of the Burnwillows
20% of 5 decks +18% synergy
Opal Palace
20% of 5 decks +17% synergy
Gruul Guildgate
20% of 5 decks +15% synergy
Fire-Lit Thicket
20% of 5 decks +15% synergy
Izzet Guildgate
20% of 5 decks +15% synergy
Simic Guildgate
20% of 5 decks +14% synergy
Mana Confluence
20% of 5 decks +13% synergy
Wooded Foothills
20% of 5 decks +10% synergy
Mossfire Valley
20% of 5 decks +9% synergy
Scalding Tarn
20% of 5 decks +9% synergy
Misty Rainforest
20% of 5 decks +8% synergy
Cascade Bluffs
20% of 5 decks +8% synergy
Taiga
20% of 5 decks +7% synergy
Volcanic Island
20% of 5 decks +6% synergy
Tropical Island
20% of 5 decks +6% synergy
Terramorphic Expanse
20% of 5 decks +4% synergy
Gruul Turf
20% of 5 decks +4% synergy
Izzet Boilerworks
20% of 5 decks +4% synergy
Stormcarved Coast
20% of 5 decks +3% synergy
Simic Growth Chamber
20% of 5 decks +0% synergy
Spire Garden
20% of 5 decks -4% synergy
Shivan Reef
20% of 5 decks -7% synergy
Training Center
20% of 5 decks -8% synergy
Rejuvenating Springs
20% of 5 decks -9% synergy
Exotic Orchard
20% of 5 decks -16% synergy