Magosi, the Waterveil + Nesting Grounds + Atraxa, Praetors' Voice

Magosi, the Waterveil
Nesting Grounds
Atraxa, Praetors' Voice

Requires
Magosi, the Waterveil must be on the battlefield. Nesting Grounds must be on the battlefield. Atraxa, Praetors' Voice must be on the battlefield. Magosi, the Waterveil has at least two eon counters on it. Magosi is untapped.
Steps
  1. Activate Nesting Grounds's last ability by paying 1 and tapping it, moving an eon counter from Magosi to Nesting Grounds.
  2. Activate Magosi's last ability by tapping it, removing an eon counter from it, and returning it from the battlefield to your hand, taking an extra turn after this one.
  3. Play Magosi.
  4. At the beginning of your end step, Atraxa triggers, causing you to proliferate, putting an additional eon counter on Nesting Grounds.
  5. On your next extra turn, activate Nesting Grounds's last ability by paying 1 and tapping it, moving an eon counter from Nesting Grounds to Magosi.
  6. Repeat from step 2.
Results
Infinite turns.

Atraxa, Praetors' Voice
0.54% of 35754 decks 193 decks
Atraxa, Grand Unifier
0.02% of 14693 decks 3 decks
Esika, God of the Tree
0.01% of 18169 decks 1 decks
Garth One-Eye
0.02% of 4113 decks 1 decks
Morophon, the Boundless
0.01% of 9938 decks 1 decks
New Cards
High Synergy Cards
Tekuthal, Inquiry Dominus
77% of 177 decks +75% synergy
Karn's Bastion
76% of 199 decks +71% synergy
Innkeeper's Talent
75% of 20 decks +66% synergy
Vraska, Betrayal's Sting
61% of 182 decks +57% synergy
Bloodroot Apothecary
60% of 15 decks +57% synergy
Contagion Engine
57% of 199 decks +56% synergy
Evolution Sage
62% of 199 decks +55% synergy
Ezuri, Stalker of Spheres
58% of 182 decks +54% synergy
Magistrate's Scepter
53% of 199 decks +53% synergy
Dreamtide Whale
56% of 34 decks +52% synergy
Top Cards
Astral Cornucopia
55% of 199 decks +54% synergy
Prologue to Phyresis
53% of 158 decks +51% synergy
Vorinclex, Monstrous Raider
51% of 198 decks +47% synergy
Thrummingbird
49% of 199 decks +46% synergy
Swords to Plowshares
49% of 199 decks -14% synergy
Inexorable Tide
45% of 199 decks +43% synergy
Metastatic Evangel
45% of 40 decks +42% synergy
Tezzeret's Gambit
44% of 199 decks +41% synergy
Infectious Inquiry
42% of 177 decks +39% synergy
Farseek
38% of 199 decks +4% synergy
Creatures
Pollywog Prodigy
33% of 15 decks +23% synergy
Deepglow Skate
32% of 199 decks +30% synergy
Ixhel, Scion of Atraxa
30% of 178 decks +26% synergy
Venerated Rotpriest
30% of 182 decks +27% synergy
Cankerbloom
28% of 177 decks +21% synergy
Ichor Rats
28% of 199 decks +26% synergy
Flux Channeler
27% of 199 decks +24% synergy
Blightbelly Rat
25% of 158 decks +23% synergy
Skrelv, Defector Mite
25% of 182 decks +21% synergy
Bloated Contaminator
24% of 182 decks +21% synergy
Birds of Paradise
24% of 199 decks -3% synergy
Phyrexian Swarmlord
23% of 199 decks +21% synergy
Blighted Agent
23% of 199 decks +21% synergy
Contaminant Grafter
22% of 177 decks +20% synergy
Lae'zel, Vlaakith's Champion
21% of 189 decks +17% synergy
Viral Drake
21% of 199 decks +20% synergy
Norn's Choirmaster
20% of 177 decks +18% synergy
Pir, Imaginative Rascal
20% of 199 decks +19% synergy
Fathom Mage
20% of 199 decks +16% synergy
Goldberry, River-Daughter
19% of 88 decks +18% synergy
Vorel of the Hull Clade
19% of 199 decks +16% synergy
Rottenmouth Viper
19% of 16 decks +15% synergy
Tainted Observer
19% of 177 decks +16% synergy
Skithiryx, the Blight Dragon
19% of 199 decks +17% synergy
Grateful Apparition
19% of 199 decks +17% synergy
Voidwing Hybrid
18% of 158 decks +17% synergy
Delighted Halfling
17% of 94 decks +3% synergy
Crystalline Crawler
17% of 199 decks +16% synergy
Shalai, Voice of Plenty
17% of 199 decks +10% synergy
Agent Frank Horrigan
16% of 49 decks +13% synergy
Sage of Hours
16% of 199 decks +16% synergy
Vishgraz, the Doomhive
16% of 158 decks +12% synergy
Kami of Whispered Hopes
15% of 122 decks +7% synergy
Esper Sentinel
15% of 198 decks -6% synergy
Phyrexian Censor
14% of 112 decks +13% synergy
Elesh Norn, Grand Cenobite
14% of 199 decks +8% synergy
Spark Double
14% of 199 decks +7% synergy
Plague Stinger
14% of 199 decks +12% synergy
Winding Constrictor
14% of 199 decks +10% synergy
Toxrill, the Corrosive
13% of 195 decks +10% synergy
Carth the Lion
13% of 198 decks +12% synergy
Yawgmoth, Thran Physician
13% of 199 decks +9% synergy
Bloom Tender
13% of 199 decks +5% synergy
Evolution Witness
12% of 40 decks +8% synergy
Viridian Corrupter
12% of 199 decks +11% synergy
Atraxa, Grand Unifier
12% of 177 decks +6% synergy
Myojin of Towering Might
12% of 195 decks +11% synergy
Bristly Bill, Spine Sower
11% of 45 decks +6% synergy
Necrogen Rotpriest
11% of 177 decks +9% synergy
Brimaz, Blight of Oreskos
11% of 122 decks +10% synergy
Instants
Counterspell
35% of 199 decks -8% synergy
Vraska's Fall
30% of 177 decks +27% synergy
Atomize
29% of 49 decks +22% synergy
Infectious Bite
26% of 177 decks +24% synergy
Cyclonic Rift
26% of 199 decks -2% synergy
Vampiric Tutor
25% of 199 decks +6% synergy
Teferi's Protection
25% of 199 decks +5% synergy
Mutational Advantage
24% of 49 decks +19% synergy
Radstorm
22% of 67 decks +20% synergy
Ripples of Potential
21% of 61 decks +18% synergy
Heroic Intervention
17% of 199 decks -13% synergy
Path to Exile
17% of 199 decks -29% synergy
Experimental Augury
16% of 178 decks +13% synergy
Mana Drain
16% of 199 decks +0% synergy
Enlightened Tutor
15% of 199 decks -3% synergy
Brokers Confluence
15% of 192 decks +13% synergy
Assassin's Trophy
15% of 199 decks -16% synergy
Reject Imperfection
15% of 158 decks +13% synergy
Negate
14% of 199 decks -9% synergy
Fuel for the Cause
12% of 199 decks +11% synergy
Steady Progress
11% of 199 decks +10% synergy
Fierce Guardianship
11% of 199 decks -8% synergy
Revitalizing Repast
10% of 40 decks -2% synergy
Tainted Strike
10% of 199 decks +8% synergy
Worldly Tutor
10% of 199 decks -5% synergy
Anguished Unmaking
10% of 199 decks -15% synergy
Bring the Ending
9% of 158 decks +9% synergy
Mortify
9% of 199 decks -3% synergy
Dovin's Veto
9% of 199 decks -10% synergy
Beast Within
9% of 199 decks -30% synergy
Serum Snare
9% of 158 decks +8% synergy
Grim Affliction
8% of 199 decks +7% synergy
Crop Rotation
8% of 199 decks -2% synergy
Mystical Tutor
8% of 199 decks -7% synergy
Swan Song
8% of 199 decks -8% synergy
An Offer You Can't Refuse
8% of 192 decks -13% synergy
Putrefy
8% of 199 decks -8% synergy
Brainstorm
7% of 199 decks -14% synergy
Generous Gift
7% of 199 decks -19% synergy
Noxious Revival
7% of 199 decks +1% synergy
Force of Negation
7% of 199 decks -3% synergy
Force of Will
7% of 199 decks -5% synergy
Void Rend
6% of 192 decks -8% synergy
Whisper of the Dross
6% of 177 decks +5% synergy
Inspiring Call
6% of 199 decks -2% synergy
Contractual Safeguard
5% of 192 decks +5% synergy
Corrupted Resolve
5% of 199 decks +5% synergy
Arcane Denial
5% of 199 decks -15% synergy
Sorceries
Cultivate
33% of 199 decks -13% synergy
Phyresis Outbreak
32% of 177 decks +30% synergy
Demonic Tutor
30% of 199 decks +7% synergy
Unnatural Restoration
27% of 177 decks +23% synergy
Nature's Lore
22% of 199 decks -10% synergy
Drown in Ichor
21% of 177 decks +19% synergy
Contentious Plan
19% of 199 decks +17% synergy
Thirsting Roots
18% of 177 decks +15% synergy
Kodama's Reach
17% of 199 decks -14% synergy
Three Visits
17% of 199 decks -8% synergy
Rampant Growth
16% of 199 decks -19% synergy
White Sun's Twilight
15% of 182 decks +11% synergy
Supreme Verdict
14% of 199 decks +0% synergy
Farewell
13% of 195 decks -0% synergy
Grim Tutor
13% of 199 decks +8% synergy
Damning Verdict
11% of 192 decks +10% synergy
Expand the Sphere
11% of 177 decks +10% synergy
Damn
11% of 198 decks -5% synergy
Planewide Celebration
10% of 199 decks +9% synergy
Triumph of the Hordes
10% of 199 decks +7% synergy
Diabolic Tutor
10% of 199 decks +4% synergy
Vat Emergence
10% of 177 decks +8% synergy
Merciless Eviction
10% of 199 decks +5% synergy
Eerie Ultimatum
9% of 198 decks -3% synergy
Wrath of God
9% of 199 decks +2% synergy
Toxic Deluge
9% of 199 decks -9% synergy
Nuclear Fallout
8% of 49 decks +6% synergy
Austere Command
8% of 199 decks -5% synergy
Sunfall
7% of 121 decks +6% synergy
Sylvan Scrying
7% of 199 decks +4% synergy
Vivisurgeon's Insight
6% of 158 decks +6% synergy
Idyllic Tutor
6% of 199 decks +1% synergy
Geth's Summons
6% of 177 decks +5% synergy
Tempt with Discovery
6% of 199 decks +2% synergy
Night's Whisper
6% of 199 decks -4% synergy
Skyshroud Claim
6% of 199 decks -4% synergy
Carnivorous Canopy
5% of 177 decks +4% synergy
Primevals' Glorious Rebirth
5% of 199 decks +1% synergy
Damnation
5% of 199 decks -3% synergy
Windfall
5% of 199 decks -8% synergy
Utility Artifacts
Ichormoon Gauntlet
26% of 177 decks +24% synergy
Lightning Greaves
25% of 199 decks -1% synergy
Sword of Truth and Justice
23% of 199 decks +22% synergy
Contagion Clasp
22% of 199 decks +21% synergy
The Chain Veil
17% of 199 decks +16% synergy
The Ozolith
16% of 198 decks +13% synergy
Lux Cannon
16% of 199 decks +16% synergy
Rings of Brighthearth
15% of 199 decks +13% synergy
Ozolith, the Shattered Spire
14% of 119 decks +8% synergy
The Millennium Calendar
13% of 67 decks +13% synergy
Swiftfoot Boots
12% of 199 decks -16% synergy
Lithoform Engine
11% of 198 decks +9% synergy
Grafted Exoskeleton
9% of 199 decks +8% synergy
The Great Henge
9% of 199 decks -1% synergy
Norn's Annex
9% of 199 decks +6% synergy
The One Ring
8% of 128 decks -1% synergy
Chimil, the Inner Sun
6% of 64 decks +4% synergy
Power Fist
6% of 49 decks +3% synergy
Sensei's Divining Top
6% of 199 decks +1% synergy
Umezawa's Jitte
6% of 199 decks +5% synergy
Isochron Scepter
6% of 199 decks +3% synergy
Expedition Map
6% of 199 decks +2% synergy
Agatha's Soul Cauldron
5% of 76 decks +4% synergy
Agent's Toolkit
5% of 192 decks +4% synergy
Oracle's Vault
5% of 199 decks +5% synergy
Darksteel Reactor
5% of 199 decks +5% synergy
Power Conduit
5% of 199 decks +5% synergy
Ashnod's Altar
5% of 199 decks -2% synergy
Enchantments
Doubling Season
32% of 199 decks +23% synergy
Brokers Ascendancy
31% of 192 decks +23% synergy
Rhystic Study
27% of 199 decks -1% synergy
Norn's Decree
27% of 177 decks +25% synergy
Smothering Tithe
24% of 199 decks -1% synergy
Communal Brewing
20% of 15 decks +17% synergy
Oath of Teferi
18% of 199 decks +14% synergy
Simic Ascendancy
18% of 199 decks +13% synergy
As Foretold
17% of 199 decks +15% synergy
Resourceful Defense
17% of 192 decks +15% synergy
Phyrexian Arena
16% of 199 decks +1% synergy
Skrelv's Hive
14% of 182 decks +11% synergy
Sylvan Library
13% of 199 decks +1% synergy
Mystic Remora
13% of 199 decks -5% synergy
Cathars' Crusade
12% of 199 decks +6% synergy
Ghostly Prison
12% of 199 decks +1% synergy
Dawn of a New Age
12% of 85 decks +10% synergy
Hardened Scales
12% of 199 decks +3% synergy
Propaganda
11% of 199 decks -1% synergy
Oath of Nissa
10% of 199 decks +9% synergy
Court of Garenbrig
9% of 74 decks +6% synergy
Mirari's Wake
7% of 199 decks -7% synergy
Oath of Ajani
7% of 199 decks +6% synergy
Necrogen Communion
6% of 158 decks +5% synergy
Phyrexian Awakening
6% of 116 decks +5% synergy
Corrupted Conscience
6% of 199 decks +5% synergy
Ominous Seas
6% of 198 decks +3% synergy
Branching Evolution
6% of 198 decks +0% synergy
Sculpted Perfection
5% of 112 decks +5% synergy
Four Knocks
5% of 76 decks +5% synergy
Virtue of Loyalty
5% of 76 decks +2% synergy
Phyresis
5% of 199 decks +4% synergy
Planeswalkers
Ajani, Sleeper Agent
26% of 188 decks +24% synergy
Tamiyo, Field Researcher
23% of 199 decks +18% synergy
Teferi, Temporal Archmage
19% of 199 decks +17% synergy
Teferi, Master of Time
15% of 198 decks +12% synergy
Narset, Parter of Veils
14% of 199 decks +9% synergy
Oko, Thief of Crowns
14% of 199 decks +8% synergy
Teferi, Who Slows the Sunset
13% of 197 decks +11% synergy
Wrenn and Realmbreaker
12% of 128 decks +10% synergy
Ugin, the Spirit Dragon
12% of 199 decks +10% synergy
Nissa, Ascended Animist
11% of 179 decks +9% synergy
Narset Transcendent
10% of 199 decks +9% synergy
Teferi, Time Raveler
10% of 199 decks +3% synergy
Kaya the Inexorable
9% of 198 decks +7% synergy
Teferi, Hero of Dominaria
9% of 199 decks +7% synergy
Ashiok, Dream Render
9% of 199 decks +5% synergy
Jace, Cunning Castaway
8% of 199 decks +8% synergy
Ajani Steadfast
8% of 199 decks +7% synergy
Ajani, the Greathearted
8% of 199 decks +5% synergy
Liliana, Dreadhorde General
8% of 199 decks +4% synergy
Elspeth, Sun's Champion
8% of 199 decks +3% synergy
Tamiyo, Compleated Sage
7% of 195 decks +6% synergy
The Eternal Wanderer
7% of 182 decks +4% synergy
Aminatou, the Fateshifter
7% of 199 decks +4% synergy
Tamiyo, the Moon Sage
7% of 199 decks +6% synergy
Liliana Vess
7% of 199 decks +6% synergy
Kasmina, Enigma Sage
6% of 198 decks +5% synergy
Tezzeret the Seeker
6% of 199 decks +4% synergy
Jace, Unraveler of Secrets
6% of 199 decks +5% synergy
Elspeth, Knight-Errant
6% of 199 decks +5% synergy
Vraska the Unseen
6% of 199 decks +4% synergy
Ajani Unyielding
5% of 199 decks +4% synergy
Jace, the Mind Sculptor
5% of 199 decks +4% synergy
Vraska, Relic Seeker
5% of 199 decks +4% synergy
Kiora, the Crashing Wave
5% of 199 decks +4% synergy
Utility Lands
Dreadship Reef
24% of 199 decks +23% synergy
Saltcrusted Steppe
23% of 199 decks +23% synergy
Reliquary Tower
23% of 199 decks -7% synergy
Calciform Pools
22% of 199 decks +22% synergy
Gavony Township
20% of 199 decks +11% synergy
Inkmoth Nexus
20% of 199 decks +19% synergy
Yavimaya, Cradle of Growth
19% of 198 decks +9% synergy
Urborg, Tomb of Yawgmoth
18% of 199 decks +8% synergy
Rogue's Passage
17% of 199 decks -2% synergy
Boseiju, Who Endures
15% of 195 decks -4% synergy
Bojuka Bog
14% of 199 decks -17% synergy
Otawara, Soaring City
13% of 195 decks -4% synergy
Llanowar Reborn
13% of 199 decks +11% synergy
Diamond City
12% of 49 decks +11% synergy
Saprazzan Skerry
12% of 199 decks +11% synergy
Interplanar Beacon
12% of 199 decks +11% synergy
Temple of the False God
11% of 199 decks +1% synergy
Drannith Ruins
11% of 102 decks +10% synergy
Hickory Woodlot
11% of 199 decks +10% synergy
Remote Farm
9% of 199 decks +9% synergy
Peat Bog
9% of 199 decks +8% synergy
Tyrite Sanctum
8% of 198 decks +6% synergy
Maze of Ith
8% of 199 decks +5% synergy
Trenzalore Clocktower
7% of 70 decks +6% synergy
Thespian's Stage
7% of 199 decks +4% synergy
Ancient Tomb
7% of 199 decks -3% synergy
Mage-Ring Network
6% of 199 decks +5% synergy
Blast Zone
6% of 199 decks +5% synergy
Great Hall of the Citadel
6% of 89 decks +4% synergy
Minas Morgul, Dark Fortress
6% of 72 decks +3% synergy
Subterranean Hangar
5% of 199 decks +5% synergy
Saprazzan Cove
5% of 199 decks +5% synergy
Mana Artifacts
Sol Ring
81% of 199 decks -4% synergy
Arcane Signet
64% of 199 decks -8% synergy
Chromatic Lantern
45% of 199 decks +35% synergy
Everflowing Chalice
38% of 199 decks +33% synergy
Replicating Ring
30% of 198 decks +29% synergy
Glistening Sphere
30% of 177 decks +29% synergy
Staff of Compleation
20% of 178 decks +18% synergy
Fellwar Stone
15% of 199 decks -6% synergy
Pentad Prism
12% of 199 decks +12% synergy
Empowered Autogenerator
11% of 199 decks +11% synergy
Mana Crypt
10% of 199 decks +1% synergy
Commander's Sphere
10% of 199 decks -6% synergy
Coalition Relic
9% of 199 decks +8% synergy
Phyrexian Atlas
6% of 158 decks +5% synergy
Strixhaven Stadium
6% of 198 decks +5% synergy
Pyramid of the Pantheon
6% of 199 decks +5% synergy
Chromatic Orrery
5% of 198 decks +4% synergy
Lands
Command Tower
87% of 199 decks +13% synergy
Exotic Orchard
53% of 199 decks +18% synergy
Breeding Pool
41% of 199 decks +0% synergy
Indatha Triome
40% of 198 decks +9% synergy
Spara's Headquarters
40% of 192 decks +8% synergy
Temple Garden
40% of 199 decks -1% synergy
Hallowed Fountain
38% of 199 decks -3% synergy
Zagoth Triome
38% of 198 decks +7% synergy
Overgrown Tomb
37% of 199 decks -6% synergy
Raffine's Tower
36% of 192 decks +8% synergy
Misty Rainforest
36% of 199 decks +24% synergy
Godless Shrine
36% of 199 decks -5% synergy
Watery Grave
34% of 199 decks -7% synergy
Marsh Flats
31% of 199 decks +19% synergy
Windswept Heath
29% of 199 decks +19% synergy
Verdant Catacombs
29% of 199 decks +17% synergy
Path of Ancestry
27% of 199 decks +6% synergy
Flooded Strand
26% of 199 decks +15% synergy
Sandsteppe Citadel
25% of 199 decks -1% synergy
Arcane Sanctum
25% of 199 decks -3% synergy
Polluted Delta
25% of 199 decks +13% synergy
Vivid Meadow
24% of 199 decks +23% synergy
Vivid Grove
24% of 199 decks +22% synergy
Reflecting Pool
24% of 199 decks +18% synergy
Vivid Creek
23% of 199 decks +22% synergy
Opulent Palace
23% of 199 decks -4% synergy
Seaside Citadel
23% of 199 decks -3% synergy
Gemstone Mine
21% of 199 decks +20% synergy
Vivid Marsh
20% of 199 decks +19% synergy
Rejuvenating Springs
16% of 198 decks -13% synergy
Terramorphic Expanse
16% of 199 decks +0% synergy
City of Brass
16% of 199 decks +7% synergy
Evolving Wilds
16% of 199 decks -5% synergy
Undergrowth Stadium
15% of 198 decks -12% synergy
Mana Confluence
15% of 199 decks +7% synergy
The Seedcore
14% of 179 decks +13% synergy
Bayou
13% of 199 decks -1% synergy
Bountiful Promenade
13% of 199 decks -11% synergy
Sea of Clouds
13% of 199 decks -13% synergy
Canopy Vista
13% of 199 decks -23% synergy
Scrubland
13% of 199 decks -1% synergy
Opal Palace
12% of 199 decks +9% synergy
Savannah
12% of 199 decks -1% synergy
Tundra
12% of 199 decks -2% synergy
Tropical Island
12% of 199 decks -3% synergy
Underground Sea
12% of 199 decks -3% synergy
Myriad Landscape
12% of 199 decks -8% synergy
Morphic Pool
12% of 199 decks -15% synergy
Mirrex
11% of 182 decks +10% synergy
Vault of Champions
11% of 198 decks -15% synergy