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.

Top Commanders (1)
Atraxa, Praetors' Voice
0.59% of 32433 decks 190 decks
High Synergy Cards (8)
Tekuthal, Inquiry Dominus
78% of 125 decks +77% synergy
Evolution Sage
69% of 197 decks +66% synergy
Vraska, Betrayal's Sting
61% of 128 decks +59% synergy
Ezuri, Stalker of Spheres
60% of 129 decks +59% synergy
Vorinclex, Monstrous Raider
54% of 197 decks +52% synergy
Prologue to Phyresis
52% of 114 decks +51% synergy
Inexorable Tide
51% of 197 decks +50% synergy
Thrummingbird
51% of 197 decks +49% synergy
Top Cards (10)
Astral Cornucopia
59% of 197 decks +58% synergy
Contagion Engine
53% of 197 decks +52% synergy
Swords to Plowshares
51% of 197 decks +22% synergy
Tezzeret's Gambit
48% of 197 decks +46% synergy
Infectious Inquiry
47% of 114 decks +46% synergy
Magistrate's Scepter
45% of 197 decks +45% synergy
Farseek
43% of 197 decks +27% synergy
Everflowing Chalice
42% of 197 decks +37% synergy
Deepglow Skate
41% of 197 decks +39% synergy
Brokers Ascendancy
40% of 183 decks +39% synergy
Creatures (50)
Ixhel, Scion of Atraxa
36% of 114 decks +35% synergy
Cankerbloom
34% of 114 decks +30% synergy
Flux Channeler
34% of 197 decks +32% synergy
Ichor Rats
29% of 197 decks +29% synergy
Venerated Rotpriest
29% of 129 decks +27% synergy
Goldberry, River-Daughter
27% of 44 decks +27% synergy
Roaming Throne
27% of 11 decks +12% synergy
Birds of Paradise
27% of 197 decks +15% synergy
Lae'zel, Vlaakith's Champion
27% of 165 decks +25% synergy
Skrelv, Defector Mite
26% of 129 decks +24% synergy
Delighted Halfling
26% of 46 decks +19% synergy
Vorel of the Hull Clade
26% of 197 decks +25% synergy
Shalai, Voice of Plenty
25% of 197 decks +24% synergy
Pir, Imaginative Rascal
25% of 197 decks +24% synergy
Grateful Apparition
25% of 197 decks +24% synergy
Fathom Mage
24% of 197 decks +23% synergy
Contaminant Grafter
24% of 126 decks +23% synergy
Bloated Contaminator
22% of 129 decks +21% synergy
Viral Drake
22% of 197 decks +22% synergy
Norn's Choirmaster
22% of 126 decks +21% synergy
Crystalline Crawler
22% of 197 decks +21% synergy
Blighted Agent
21% of 197 decks +20% synergy
Phyrexian Swarmlord
21% of 197 decks +20% synergy
Blightbelly Rat
21% of 125 decks +20% synergy
Tainted Observer
20% of 125 decks +19% synergy
Skithiryx, the Blight Dragon
20% of 197 decks +19% synergy
Winding Constrictor
19% of 197 decks +18% synergy
Bloom Tender
19% of 197 decks +15% synergy
Kutzil, Malamet Exemplar
19% of 21 decks +14% synergy
Sovereign Okinec Ahau
18% of 22 decks +17% synergy
Toxrill, the Corrosive
18% of 191 decks +17% synergy
Kami of Whispered Hopes
18% of 68 decks +14% synergy
Carth the Lion
17% of 197 decks +16% synergy
Voidwing Hybrid
17% of 114 decks +16% synergy
Esper Sentinel
16% of 196 decks +6% synergy
Forgotten Ancient
15% of 197 decks +13% synergy
Elesh Norn, Grand Cenobite
15% of 197 decks +12% synergy
Spark Double
15% of 197 decks +11% synergy
Plague Stinger
15% of 197 decks +14% synergy
Yawgmoth, Thran Physician
15% of 197 decks +13% synergy
Sheoldred
15% of 68 decks +12% synergy
Vishgraz, the Doomhive
14% of 126 decks +14% synergy
Sage of Hours
14% of 197 decks +14% synergy
Arwen, Mortal Queen
14% of 44 decks +13% synergy
Master Biomancer
13% of 197 decks +12% synergy
Champion of Lambholt
13% of 197 decks +10% synergy
Elesh Norn, Mother of Machines
13% of 131 decks +10% synergy
Phyrexian Censor
12% of 72 decks +12% synergy
Roalesk, Apex Hybrid
12% of 197 decks +12% synergy
Corpsejack Menace
12% of 197 decks +11% synergy
Instants (46)
Atomize
50% of 6 decks +47% synergy
Counterspell
35% of 197 decks +13% synergy
Vraska's Fall
32% of 114 decks +31% synergy
Cyclonic Rift
30% of 197 decks +16% synergy
Infectious Bite
27% of 125 decks +26% synergy
Teferi's Protection
24% of 197 decks +15% synergy
Vampiric Tutor
24% of 197 decks +14% synergy
Heroic Intervention
23% of 197 decks +10% synergy
Brokers Confluence
18% of 183 decks +18% synergy
Assassin's Trophy
18% of 197 decks +12% synergy
Path to Exile
18% of 197 decks -2% synergy
Mana Drain
17% of 197 decks +9% synergy
Fuel for the Cause
16% of 197 decks +16% synergy
Experimental Augury
16% of 126 decks +14% synergy
Steady Progress
16% of 197 decks +15% synergy
Ripples of Potential
15% of 20 decks +13% synergy
Enlightened Tutor
14% of 197 decks +6% synergy
Reject Imperfection
13% of 115 decks +12% synergy
Fierce Guardianship
13% of 197 decks +4% synergy
Tainted Strike
12% of 197 decks +11% synergy
Mortify
12% of 197 decks +9% synergy
Dovin's Veto
11% of 197 decks +6% synergy
Anguished Unmaking
11% of 197 decks +6% synergy
Putrefy
11% of 197 decks +7% synergy
Worldly Tutor
10% of 197 decks +3% synergy
Beast Within
9% of 197 decks -10% synergy
Bring the Ending
9% of 115 decks +8% synergy
Mystical Tutor
9% of 197 decks +1% synergy
Negate
9% of 197 decks -3% synergy
Serum Snare
8% of 114 decks +7% synergy
Void Rend
8% of 183 decks +6% synergy
Grim Affliction
8% of 197 decks +7% synergy
Inspiring Call
8% of 197 decks +4% synergy
Force of Will
8% of 197 decks +2% synergy
Crop Rotation
7% of 197 decks +3% synergy
Swan Song
7% of 197 decks -1% synergy
Generous Gift
7% of 197 decks -5% synergy
Force of Negation
7% of 197 decks +2% synergy
Whisper of the Dross
6% of 114 decks +5% synergy
Contractual Safeguard
6% of 183 decks +6% synergy
Corrupted Resolve
6% of 197 decks +5% synergy
Arcane Denial
6% of 197 decks -4% synergy
An Offer You Can't Refuse
5% of 183 decks -5% synergy
Noxious Revival
5% of 197 decks +2% synergy
Eladamri's Call
5% of 197 decks +2% synergy
Brainstorm
5% of 197 decks -6% synergy
Sorceries (35)
Cultivate
38% of 197 decks +15% synergy
Phyresis Outbreak
34% of 126 decks +33% synergy
Unnatural Restoration
30% of 125 decks +28% synergy
Demonic Tutor
29% of 197 decks +17% synergy
Nature's Lore
25% of 197 decks +11% synergy
Contentious Plan
24% of 197 decks +23% synergy
Drown in Ichor
24% of 115 decks +23% synergy
Three Visits
22% of 197 decks +10% synergy
White Sun's Twilight
19% of 129 decks +17% synergy
Kodama's Reach
19% of 197 decks +3% synergy
Thirsting Roots
18% of 114 decks +17% synergy
Damn
16% of 196 decks +12% synergy
Farewell
16% of 185 decks +10% synergy
Triumph of the Hordes
15% of 197 decks +13% synergy
Expand the Sphere
14% of 125 decks +14% synergy
Supreme Verdict
14% of 197 decks +11% synergy
Eerie Ultimatum
12% of 197 decks +11% synergy
Rampant Growth
12% of 197 decks -4% synergy
Grim Tutor
11% of 197 decks +8% synergy
Damning Verdict
11% of 183 decks +10% synergy
Merciless Eviction
11% of 197 decks +9% synergy
Vat Emergence
10% of 115 decks +10% synergy
Sunfall
10% of 68 decks +9% synergy
Planewide Celebration
10% of 197 decks +10% synergy
Diabolic Tutor
10% of 197 decks +7% synergy
Toxic Deluge
9% of 197 decks +1% synergy
Geth's Summons
7% of 126 decks +7% synergy
Wrath of God
7% of 197 decks +4% synergy
Skyshroud Claim
7% of 197 decks +2% synergy
Tempt with Discovery
7% of 197 decks +5% synergy
Animist's Might
6% of 53 decks +5% synergy
Primevals' Glorious Rebirth
6% of 197 decks +4% synergy
Sylvan Scrying
6% of 197 decks +4% synergy
Night's Whisper
6% of 197 decks +1% synergy
Austere Command
6% of 197 decks -0% synergy
Utility Artifacts (26)
Ichormoon Gauntlet
28% of 125 decks +27% synergy
Contagion Clasp
27% of 197 decks +25% synergy
Sword of Truth and Justice
25% of 197 decks +24% synergy
Lightning Greaves
22% of 197 decks -3% synergy
Ozolith, the Shattered Spire
21% of 68 decks +17% synergy
Lux Cannon
18% of 197 decks +18% synergy
The Ozolith
18% of 197 decks +14% synergy
The Chain Veil
17% of 197 decks +16% synergy
Rings of Brighthearth
13% of 197 decks +11% synergy
Swiftfoot Boots
12% of 197 decks -16% synergy
Grafted Exoskeleton
10% of 197 decks +9% synergy
The Great Henge
9% of 197 decks +4% synergy
Norn's Annex
8% of 197 decks +7% synergy
Lithoform Engine
8% of 197 decks +6% synergy
Sensei's Divining Top
8% of 197 decks +1% synergy
Darksteel Reactor
7% of 197 decks +7% synergy
Expedition Map
7% of 197 decks +3% synergy
Power Conduit
7% of 197 decks +6% synergy
The One Ring
6% of 79 decks -2% synergy
Transmogrifying Wand
6% of 197 decks +6% synergy
Realmbreaker, the Invasion Tree
6% of 68 decks +5% synergy
Energy Chamber
6% of 197 decks +5% synergy
Ashnod's Altar
6% of 197 decks -2% synergy
Luxior, Giada's Gift
5% of 183 decks +5% synergy
Umezawa's Jitte
5% of 197 decks +4% synergy
Skullclamp
5% of 197 decks -8% synergy
Enchantments (31)
Doubling Season
33% of 197 decks +29% synergy
Rhystic Study
29% of 197 decks +15% synergy
Norn's Decree
27% of 126 decks +26% synergy
Oath of Teferi
23% of 197 decks +22% synergy
Simic Ascendancy
22% of 197 decks +21% synergy
Resourceful Defense
21% of 183 decks +21% synergy
Smothering Tithe
21% of 197 decks +9% synergy
Four Knocks
17% of 24 decks +16% synergy
As Foretold
16% of 197 decks +15% synergy
Cathars' Crusade
15% of 197 decks +12% synergy
Phyrexian Arena
15% of 197 decks +7% synergy
Hardened Scales
14% of 197 decks +10% synergy
Court of Garenbrig
14% of 29 decks +11% synergy
Sylvan Library
13% of 197 decks +7% synergy
Skrelv's Hive
13% of 129 decks +11% synergy
Oath of Nissa
13% of 197 decks +12% synergy
Mystic Remora
13% of 197 decks +4% synergy
Ghostly Prison
11% of 197 decks +5% synergy
Virtue of Loyalty
10% of 30 decks +8% synergy
Mirari's Wake
10% of 197 decks +6% synergy
Propaganda
10% of 197 decks +4% synergy
Dawn of a New Age
10% of 42 decks +9% synergy
Oath of Ajani
9% of 197 decks +8% synergy
Phyrexian Awakening
7% of 68 decks +7% synergy
Out of the Tombs
7% of 137 decks +6% synergy
Phyresis
7% of 197 decks +6% synergy
Sculpted Perfection
7% of 73 decks +7% synergy
Bred for the Hunt
7% of 197 decks +6% synergy
Corrupted Conscience
7% of 197 decks +6% synergy
Tolarian Contempt
6% of 53 decks +6% synergy
Oath of Gideon
5% of 197 decks +5% synergy
Planeswalkers (40)
Ajani, Sleeper Agent
34% of 154 decks +33% synergy
Tamiyo, Field Researcher
26% of 197 decks +26% synergy
Oko, Thief of Crowns
18% of 197 decks +16% synergy
Teferi, Temporal Archmage
17% of 197 decks +17% synergy
Teferi, Who Slows the Sunset
17% of 193 decks +16% synergy
Teferi, Master of Time
17% of 197 decks +15% synergy
Ugin, the Spirit Dragon
15% of 197 decks +13% synergy
Teferi, Time Raveler
14% of 197 decks +12% synergy
Narset, Parter of Veils
13% of 197 decks +10% synergy
Wrenn and Realmbreaker
13% of 79 decks +11% synergy
Ajani, the Greathearted
12% of 197 decks +11% synergy
Vronos, Masked Inquisitor
11% of 35 decks +11% synergy
Teferi, Hero of Dominaria
11% of 197 decks +11% synergy
Kaya the Inexorable
11% of 197 decks +10% synergy
Ashiok, Dream Render
10% of 197 decks +9% synergy
Elspeth, Sun's Champion
10% of 197 decks +8% synergy
Tamiyo, Compleated Sage
10% of 191 decks +10% synergy
Narset Transcendent
10% of 197 decks +9% synergy
Ajani Steadfast
10% of 197 decks +9% synergy
Liliana Vess
9% of 197 decks +9% synergy
Nissa, Ascended Animist
9% of 126 decks +8% synergy
Aminatou, the Fateshifter
9% of 197 decks +8% synergy
Elspeth, Knight-Errant
9% of 197 decks +8% synergy
Jace, the Mind Sculptor
8% of 197 decks +7% synergy
Kasmina, Enigma Sage
7% of 197 decks +7% synergy
Liliana, Dreadhorde General
7% of 197 decks +5% synergy
Jace, Cunning Castaway
7% of 197 decks +6% synergy
Tamiyo, the Moon Sage
7% of 197 decks +6% synergy
Ajani Unyielding
6% of 197 decks +6% synergy
Tevesh Szat, Doom of Fools
6% of 197 decks +5% synergy
Garruk, Apex Predator
6% of 197 decks +5% synergy
Jace, Unraveler of Secrets
6% of 197 decks +5% synergy
Vraska the Unseen
6% of 197 decks +5% synergy
Vraska, Golgari Queen
6% of 197 decks +5% synergy
The Eternal Wanderer
5% of 128 decks +3% synergy
Teferi, Temporal Pilgrim
5% of 132 decks +4% synergy
Vraska, Relic Seeker
5% of 197 decks +5% synergy
Venser, the Sojourner
5% of 197 decks +5% synergy
Tezzeret, Artifice Master
5% of 197 decks +4% synergy
Tezzeret the Seeker
5% of 197 decks +4% synergy
Utility Lands (29)
Karn's Bastion
76% of 197 decks +71% synergy
Reliquary Tower
24% of 197 decks -5% synergy
Gavony Township
22% of 197 decks +20% synergy
Yavimaya, Cradle of Growth
20% of 196 decks +11% synergy
Urborg, Tomb of Yawgmoth
20% of 197 decks +10% synergy
Dreadship Reef
18% of 197 decks +18% synergy
Inkmoth Nexus
18% of 197 decks +17% synergy
Rogue's Passage
18% of 197 decks -1% synergy
Saltcrusted Steppe
17% of 197 decks +17% synergy
Boseiju, Who Endures
17% of 191 decks +7% synergy
Calciform Pools
16% of 197 decks +16% synergy
Llanowar Reborn
14% of 197 decks +13% synergy
Bojuka Bog
14% of 197 decks -2% synergy
Drannith Ruins
11% of 53 decks +10% synergy
Saprazzan Skerry
11% of 197 decks +11% synergy
Otawara, Soaring City
11% of 190 decks +3% synergy
Interplanar Beacon
11% of 197 decks +10% synergy
Hickory Woodlot
10% of 197 decks +10% synergy
Remote Farm
9% of 197 decks +9% synergy
Maze of Ith
9% of 197 decks +6% synergy
Peat Bog
8% of 197 decks +8% synergy
Blast Zone
8% of 197 decks +7% synergy
Tyrite Sanctum
8% of 197 decks +6% synergy
Urza's Saga
7% of 196 decks -0% synergy
Temple of the False God
7% of 197 decks -3% synergy
Thespian's Stage
7% of 197 decks +4% synergy
Ancient Tomb
7% of 197 decks -4% synergy
Takenuma, Abandoned Mire
6% of 190 decks +0% synergy
Mage-Ring Network
5% of 197 decks +4% synergy
Mana Artifacts (18)
Sol Ring
81% of 197 decks -4% synergy
Arcane Signet
67% of 197 decks -4% synergy
Chromatic Lantern
44% of 197 decks +35% synergy
Glistening Sphere
31% of 126 decks +29% synergy
Replicating Ring
30% of 197 decks +29% synergy
Staff of Compleation
21% of 126 decks +19% synergy
Fellwar Stone
16% of 197 decks -5% synergy
Pentad Prism
15% of 197 decks +15% synergy
Empowered Autogenerator
12% of 197 decks +12% synergy
Mana Crypt
11% of 197 decks -0% synergy
Commander's Sphere
10% of 197 decks -6% synergy
Coalition Relic
9% of 197 decks +8% synergy
Pyramid of the Pantheon
6% of 197 decks +6% synergy
Phyrexian Atlas
6% of 125 decks +5% synergy
Chromatic Orrery
6% of 197 decks +4% synergy
Decanter of Endless Water
5% of 155 decks -0% synergy
Strixhaven Stadium
5% of 197 decks +4% synergy
Lotus Petal
5% of 197 decks -1% synergy
Lands (50)
Command Tower
88% of 197 decks +15% synergy
Exotic Orchard
53% of 197 decks +18% synergy
Breeding Pool
44% of 197 decks +35% synergy
Temple Garden
44% of 197 decks +35% synergy
Spara's Headquarters
43% of 183 decks +39% synergy
Indatha Triome
43% of 197 decks +40% synergy
Overgrown Tomb
43% of 197 decks +33% synergy
Hallowed Fountain
41% of 197 decks +32% synergy
Zagoth Triome
39% of 197 decks +35% synergy
Godless Shrine
39% of 197 decks +29% synergy
Watery Grave
39% of 197 decks +28% synergy
Misty Rainforest
38% of 197 decks +26% synergy
Raffine's Tower
38% of 183 decks +34% synergy
Windswept Heath
32% of 197 decks +22% synergy
Verdant Catacombs
32% of 197 decks +21% synergy
Marsh Flats
31% of 197 decks +20% synergy
Vivid Grove
27% of 197 decks +26% synergy
Flooded Strand
27% of 197 decks +17% synergy
Polluted Delta
26% of 197 decks +16% synergy
Vivid Meadow
26% of 197 decks +25% synergy
Vivid Creek
24% of 197 decks +24% synergy
Seaside Citadel
24% of 197 decks +21% synergy
Sandsteppe Citadel
24% of 197 decks +21% synergy
Arcane Sanctum
23% of 197 decks +20% synergy
Opulent Palace
22% of 197 decks +19% synergy
Vivid Marsh
22% of 197 decks +21% synergy
Path of Ancestry
22% of 197 decks +2% synergy
Reflecting Pool
21% of 197 decks +15% synergy
Gemstone Mine
20% of 197 decks +20% synergy
Mana Confluence
18% of 197 decks +10% synergy
Undergrowth Stadium
17% of 197 decks +12% synergy
City of Brass
17% of 197 decks +9% synergy
Evolving Wilds
16% of 197 decks -6% synergy
Rejuvenating Springs
15% of 197 decks +9% synergy
Terramorphic Expanse
15% of 197 decks -1% synergy
Bountiful Promenade
14% of 197 decks +9% synergy
Opal Palace
14% of 197 decks +11% synergy
Canopy Vista
13% of 197 decks +5% synergy
The Seedcore
12% of 129 decks +12% synergy
Mirrex
12% of 115 decks +11% synergy
Bayou
12% of 197 decks +9% synergy
Underground Sea
12% of 197 decks +8% synergy
Savannah
11% of 197 decks +8% synergy
Tundra
11% of 197 decks +8% synergy
Scrubland
11% of 197 decks +8% synergy
Sea of Clouds
11% of 197 decks +5% synergy
Mirrodin's Core
11% of 197 decks +10% synergy
Tropical Island
11% of 197 decks +8% synergy
Woodland Cemetery
10% of 197 decks +5% synergy
Vault of Champions
10% of 197 decks +4% synergy