Fertilid + Amulet of Vigor + Felidar Retreat + Nyxbloom Ancient
Fertilid
Amulet of Vigor
Felidar Retreat
Nyxbloom Ancient
Requires
Fertilid must be on the battlefield.
Amulet of Vigor must be on the battlefield.
Felidar Retreat must be on the battlefield.
Nyxbloom Ancient must be on the battlefield.
Fertilid has at least two +1/+1 counters on it.
Mana needed: 
Steps
- Activate Fertilid, searching your library for a basic Forest card, putting it onto the battlefield tapped.
- Amulet of Vigor triggers, untapping the land.
- Felidar Retreat triggers.
- Resolve the Felidar Retreat trigger putting a +1/+1 counter on each creature you control.
- Tap the land for .
- Repeat.
Results
Near-infinite +1/+1 counters on creatures you control. Near-infinite colored mana. Near-infinite landfall triggers. Put all basic lands from your library onto the battlefield.
Omnath, Locus of Creation
0.02% of 13692 decks
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Obuun, Mul Daya Ancestor
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High Synergy Cards
Moraug, Fury of Akoum
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+97% synergy
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100% of 5 decks
+96% synergy
Mina and Denn, Wildborn
100% of 4 decks
+95% synergy
Lotus Cobra
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+93% synergy
Crucible of Worlds
80% of 5 decks
+77% synergy
Ashaya, Soul of the Wild
80% of 5 decks
+77% synergy
Rampaging Baloths
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+73% synergy
Azusa, Lost but Seeking
80% of 5 decks
+72% synergy
Dryad of the Ilysian Grove
80% of 5 decks
+72% synergy
Harrow
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+71% synergy
Top Cards
Scute Swarm
80% of 5 decks
+70% synergy
Farseek
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Creatures
Roil Elemental
100% of 3 decks
+99% synergy
Zimone, Mystery Unraveler
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+98% synergy
Fecund Greenshell
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+98% synergy
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100% of 2 decks
+94% synergy
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+90% synergy
Tatyova, Benthic Druid
100% of 3 decks
+88% synergy
Radha, Heart of Keld
75% of 4 decks
+73% synergy
Omnath, Locus of Rage
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+70% synergy
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67% of 3 decks
+64% synergy
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60% of 5 decks
+53% synergy
Avenger of Zendikar
60% of 5 decks
+51% synergy
Spitfire Lagac
50% of 4 decks
+49% synergy
Greensleeves, Maro-Sorcerer
50% of 4 decks
+48% synergy
Kodama of the East Tree
50% of 4 decks
+46% synergy
Tireless Provisioner
50% of 4 decks
+39% synergy
Tireless Tracker
40% of 5 decks
+35% synergy
Oracle of Mul Daya
40% of 5 decks
+34% synergy
Wood Elves
40% of 5 decks
+33% synergy
Eternal Witness
40% of 5 decks
+19% synergy
Soratami Mirror-Mage
33% of 3 decks
+33% synergy
Patron of the Moon
33% of 3 decks
+33% synergy
Naru Meha, Master Wizard
33% of 3 decks
+33% synergy
Vadrok, Apex of Thunder
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+33% synergy
Deadeye Navigator
33% of 3 decks
+31% synergy
Risen Reef
33% of 3 decks
+30% synergy
Uro, Titan of Nature's Wrath
33% of 3 decks
+29% synergy
Spark Double
33% of 3 decks
+26% synergy
Kuldotha Flamefiend
25% of 4 decks
+25% synergy
Kiln Fiend
25% of 4 decks
+25% synergy
Rootpath Purifier
25% of 4 decks
+25% synergy
Tiller Engine
25% of 4 decks
+24% synergy
Tunneling Geopede
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+24% synergy
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25% of 4 decks
+24% synergy
Titania, Voice of Gaea
25% of 4 decks
+24% synergy
Geode Rager
25% of 4 decks
+24% synergy
Tectonic Giant
25% of 4 decks
+23% synergy
Cultivator Colossus
25% of 4 decks
+23% synergy
Zirda, the Dawnwaker
25% of 4 decks
+22% synergy
Augur of Autumn
25% of 4 decks
+22% synergy
Kodama of the West Tree
25% of 4 decks
+21% synergy
Spirited Companion
25% of 4 decks
+21% synergy
Elesh Norn, Mother of Machines
25% of 4 decks
+20% synergy
Jaheira, Friend of the Forest
25% of 4 decks
+20% synergy
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25% of 4 decks
+5% synergy
Ivy Elemental
20% of 5 decks
+20% synergy
Voice of Resurgence
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
Nylea, Keen-Eyed
20% of 5 decks
+19% synergy
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20% of 5 decks
+18% synergy
Instants
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100% of 1 decks
+92% synergy
Fierce Guardianship
67% of 3 decks
+49% synergy
Cyclonic Rift
67% of 3 decks
+39% synergy
Crop Rotation
60% of 5 decks
+50% synergy
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60% of 5 decks
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Tyvar's Stand
50% of 2 decks
+45% synergy
Roiling Regrowth
40% of 5 decks
+37% synergy
Worldly Tutor
40% of 5 decks
+26% synergy
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40% of 5 decks
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Ghostly Flicker
33% of 3 decks
+28% synergy
Naya Charm
25% of 4 decks
+18% synergy
Condemn
20% of 5 decks
+19% synergy
Sylvan Reclamation
20% of 5 decks
+19% synergy
Constant Mists
20% of 5 decks
+19% synergy
March of the Multitudes
20% of 5 decks
+17% synergy
Silence
20% of 5 decks
+14% synergy
Eladamri's Call
20% of 5 decks
+9% synergy
Return of the Wildspeaker
20% of 5 decks
+7% synergy
Enlightened Tutor
20% of 5 decks
+2% synergy
Teferi's Protection
20% of 5 decks
+0% synergy
Heroic Intervention
20% of 5 decks
-10% synergy
Beast Within
20% of 5 decks
-18% synergy
Sorceries
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100% of 1 decks
+98% synergy
Genesis Ultimatum
67% of 3 decks
+61% synergy
Kodama's Reach
60% of 5 decks
+29% synergy
Rude Awakening
40% of 5 decks
+40% synergy
Hour of Revelation
40% of 5 decks
+39% synergy
Scapeshift
40% of 5 decks
+37% synergy
Splendid Reclamation
40% of 5 decks
+36% synergy
Eldritch Evolution
40% of 5 decks
+35% synergy
Three Visits
40% of 5 decks
+15% synergy
Minds Aglow
33% of 3 decks
+32% synergy
Urban Evolution
33% of 3 decks
+29% synergy
Nahiri's Lithoforming
25% of 4 decks
+24% synergy
Reshape the Earth
25% of 4 decks
+24% synergy
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+21% synergy
Farewell
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+12% synergy
Vandalblast
25% of 4 decks
+9% synergy
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25% of 4 decks
-8% synergy
Planar Outburst
20% of 5 decks
+20% synergy
Nissa's Renewal
20% of 5 decks
+19% synergy
Sylvan Awakening
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Summer Bloom
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Hour of Promise
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+19% synergy
Tooth and Nail
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+18% synergy
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Genesis Wave
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+14% synergy
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Utility Artifacts
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The Ozolith
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Enchantments
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Doubling Season
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Khalni Heart Expedition
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+18% synergy
Defense of the Heart
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Concordant Crossroads
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+17% synergy
Asceticism
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Greater Good
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+15% synergy
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Guardian Project
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+8% synergy
Mirari's Wake
20% of 5 decks
+6% synergy
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Planeswalkers
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100% of 2 decks
+98% synergy
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60% of 5 decks
+59% synergy
Wrenn and Seven
25% of 4 decks
+23% synergy
Nissa, Who Shakes the World
20% of 5 decks
+17% synergy
Utility Lands
Yavimaya, Cradle of Growth
75% of 4 decks
+66% synergy
Oboro, Palace in the Clouds
67% of 3 decks
+66% synergy
Argoth, Sanctum of Nature
50% of 4 decks
+48% synergy
Otawara, Soaring City
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+33% synergy
Dark Depths
40% of 5 decks
+39% synergy
Field of the Dead
40% of 5 decks
+37% synergy
Dryad Arbor
40% of 5 decks
+36% synergy
Reliquary Tower
40% of 5 decks
+10% synergy
Mystic Sanctuary
33% of 3 decks
+21% synergy
Kessig Wolf Run
25% of 4 decks
+9% synergy
Cryptic Caves
20% of 5 decks
+20% synergy
Lotus Field
20% of 5 decks
+19% synergy
Vesuva
20% of 5 decks
+19% synergy
Thespian's Stage
20% of 5 decks
+17% synergy
Strip Mine
20% of 5 decks
+17% synergy
Darksteel Citadel
20% of 5 decks
+16% synergy
Gaea's Cradle
20% of 5 decks
+14% synergy
Rogue's Passage
20% of 5 decks
+0% synergy
Mana Artifacts
Sol Ring
80% of 5 decks
-4% synergy
Chromatic Lantern
40% of 5 decks
+30% synergy
Arcane Signet
20% of 5 decks
-52% synergy
Lands
Steam Vents
100% of 3 decks
+61% synergy
Hallowed Fountain
100% of 3 decks
+59% synergy
Breeding Pool
100% of 3 decks
+59% synergy
Temple Garden
80% of 5 decks
+40% synergy
Command Tower
80% of 5 decks
+6% synergy
Gruul Turf
75% of 4 decks
+59% synergy
Stomping Ground
75% of 4 decks
+34% synergy
Raugrin Triome
67% of 3 decks
+40% synergy
Ketria Triome
67% of 3 decks
+34% synergy
Fabled Passage
60% of 5 decks
+51% synergy
Windswept Heath
60% of 5 decks
+49% synergy
Arid Mesa
60% of 5 decks
+49% synergy
Scalding Tarn
60% of 5 decks
+49% synergy
Misty Rainforest
60% of 5 decks
+48% synergy
Terramorphic Expanse
60% of 5 decks
+44% synergy
Evolving Wilds
60% of 5 decks
+39% synergy
The Mycosynth Gardens
50% of 2 decks
+48% synergy
Spara's Headquarters
50% of 2 decks
+18% synergy
Sacred Foundry
50% of 4 decks
+14% synergy
Wooded Foothills
40% of 5 decks
+30% synergy
Flooded Strand
40% of 5 decks
+29% synergy
Marsh Flats
40% of 5 decks
+29% synergy
Selesnya Sanctuary
40% of 5 decks
+26% synergy
Slagwoods Bridge
33% of 3 decks
+31% synergy
Rustvale Bridge
33% of 3 decks
+28% synergy
Izzet Boilerworks
33% of 3 decks
+17% synergy
Simic Growth Chamber
33% of 3 decks
+14% synergy
Spectator Seating
33% of 3 decks
+8% synergy
Hinterland Harbor
33% of 3 decks
+6% synergy
Jetmir's Garden
33% of 3 decks
+1% synergy
Brokers Hideout
25% of 4 decks
+23% synergy
Cabaretti Courtyard
25% of 4 decks
+23% synergy
Thornglint Bridge
25% of 4 decks
+23% synergy
Spire Garden
25% of 4 decks
+1% synergy
Clifftop Retreat
25% of 4 decks
-4% synergy
Jungle Shrine
25% of 4 decks
-7% synergy
Riftstone Portal
20% of 5 decks
+19% synergy
Naya Panorama
20% of 5 decks
+19% synergy
Krosan Verge
20% of 5 decks
+17% synergy
Prismatic Vista
20% of 5 decks
+15% synergy
Mana Confluence
20% of 5 decks
+13% synergy
Scattered Groves
20% of 5 decks
+12% synergy
Bloodstained Mire
20% of 5 decks
+10% synergy
Polluted Delta
20% of 5 decks
+9% synergy
Verdant Catacombs
20% of 5 decks
+9% synergy
Myriad Landscape
20% of 5 decks
+1% synergy
Bountiful Promenade
20% of 5 decks
-4% synergy
Canopy Vista
20% of 5 decks
-16% synergy