Magosi, the Waterveil + Rings of Brighthearth + Tidewater Minion

Magosi, the Waterveil
Rings of Brighthearth
Tidewater Minion

Requires
Magosi, the Waterveil must be on the battlefield. Rings of Brighthearth must be on the battlefield. Tidewater Minion must be on the battlefield. Tidewater Minion does not have summoning sickness. Mana needed: 2 each turn
Steps
  1. Activate Magosi's second activated ability by tapping it and paying .
  2. Rings of Brighthearth triggers; choose not to pay for it.
  3. Resolve the Magosi ability, putting an eon counter on Magosi and skipping your next turn.
  4. Activate Tidewater Minion by tapping it targeting Magosi.
  5. Rings of Brighthearth triggers; choose not to pay for it.
  6. Activate Magosi's third activated ability by tapping it, removing an eon counter from it, and returning it to your hand.
  7. Rings of Brighthearth triggers; pay 2 and copy the Magosi ability.
  8. Resolve both copies of the ability, cancelling out your skipped turn and taking an extra turn after this one.
  9. Play Magosi.
  10. Repeat each turn.
Results
Infinite turns.

Sharkey, Tyrant of the Shire
3.49% of 86 decks 3 decks
Memnarch
0.20% of 1488 decks 3 decks
Unctus, Grand Metatect
0.15% of 1341 decks 2 decks
Urza, Lord High Artificer
0.02% of 12944 decks 2 decks
Hakim, Loreweaver
0.38% of 261 decks 1 decks
Naru Meha, Master Wizard
0.25% of 401 decks 1 decks
Niv-Mizzet, Dracogenius
0.64% of 156 decks 1 decks
Alela, Cunning Conqueror
0.01% of 10521 decks 1 decks
Derevi, Empyrial Tactician
0.01% of 7605 decks 1 decks
Merieke Ri Berit
0.05% of 1860 decks 1 decks
Braids, Conjurer Adept
0.03% of 3281 decks 1 decks
Jacob Hauken, Inspector
0.08% of 1177 decks 1 decks
Garth One-Eye
0.02% of 4113 decks 1 decks
Alaundo the Seer
0.04% of 2475 decks 1 decks
The Face of Boe
0.22% of 451 decks 1 decks
Ormos, Archive Keeper
0.32% of 316 decks 1 decks
Zaxara, the Exemplary
0.01% of 12060 decks 1 decks
Stitcher Geralf
0.59% of 170 decks 1 decks
High Synergy Cards
Vizier of Tumbling Sands
83% of 23 decks +81% synergy
Freed from the Real
75% of 24 decks +73% synergy
Ioreth of the Healing House
69% of 13 decks +68% synergy
Forensic Researcher
67% of 6 decks +66% synergy
Kelpie Guide
61% of 23 decks +60% synergy
Lotus Field
61% of 23 decks +60% synergy
Fatestitcher
58% of 24 decks +58% synergy
Aphetto Alchemist
58% of 24 decks +58% synergy
Pemmin's Aura
58% of 24 decks +57% synergy
Illusionist's Bracers
58% of 24 decks +57% synergy
Top Cards
Basalt Monolith
67% of 24 decks +64% synergy
Counterspell
67% of 24 decks +24% synergy
Gilded Lotus
54% of 24 decks +51% synergy
Fabricate
42% of 24 decks +36% synergy
Clever Conjurer
39% of 23 decks +39% synergy
Dramatic Reversal
39% of 23 decks +34% synergy
Omen Hawker
38% of 13 decks +38% synergy
Mystical Tutor
38% of 24 decks +23% synergy
Voltaic Key
33% of 24 decks +32% synergy
Isochron Scepter
33% of 24 decks +31% synergy
Creatures
Eternal Witness
75% of 4 decks +54% synergy
Laboratory Maniac
33% of 24 decks +29% synergy
Unctus, Grand Metatect
30% of 20 decks +28% synergy
Pili-Pala
29% of 24 decks +29% synergy
Grand Architect
29% of 24 decks +29% synergy
Drift of Phantasms
29% of 24 decks +28% synergy
Arcanis the Omnipotent
29% of 24 decks +28% synergy
Archaeomancer
25% of 24 decks +21% synergy
Captain of the Mists
21% of 24 decks +21% synergy
Voltaic Construct
21% of 24 decks +21% synergy
Teferi, Mage of Zhalfir
21% of 24 decks +20% synergy
Deadeye Navigator
21% of 24 decks +19% synergy
Salvager of Secrets
17% of 23 decks +17% synergy
Shipwreck Dowser
17% of 23 decks +17% synergy
Naru Meha, Master Wizard
17% of 23 decks +17% synergy
Hullbreaker Horror
17% of 23 decks +10% synergy
Thassa's Oracle
17% of 23 decks +10% synergy
Scrivener
17% of 24 decks +17% synergy
Filigree Sages
17% of 24 decks +17% synergy
Guile
17% of 24 decks +16% synergy
Mnemonic Wall
17% of 24 decks +16% synergy
Silver Myr
17% of 24 decks +14% synergy
Peregrine Drake
17% of 24 decks +13% synergy
Phyrexian Metamorph
17% of 24 decks +10% synergy
Nimbleclaw Adept
14% of 22 decks +13% synergy
Crackdown Construct
13% of 23 decks +13% synergy
Sphinx of the Second Sun
13% of 23 decks +11% synergy
Faerie Seer
13% of 23 decks +11% synergy
Tribute Mage
13% of 23 decks +11% synergy
Sakashima of a Thousand Faces
13% of 23 decks +10% synergy
Wake Thrasher
12% of 24 decks +12% synergy
Tideforce Elemental
12% of 24 decks +12% synergy
Vedalken Plotter
12% of 24 decks +12% synergy
Metalworker
12% of 24 decks +12% synergy
Walking Atlas
12% of 24 decks +12% synergy
Azami, Lady of Scrolls
12% of 24 decks +12% synergy
Palladium Myr
12% of 24 decks +10% synergy
Trinket Mage
12% of 24 decks +10% synergy
Instants
Vampiric Tutor
43% of 7 decks +25% synergy
Mana Drain
33% of 24 decks +18% synergy
Cyclonic Rift
33% of 24 decks +6% synergy
Muddle the Mixture
29% of 24 decks +24% synergy
Jwari Disruption
26% of 23 decks +25% synergy
Fierce Guardianship
26% of 23 decks +8% synergy
Ghostly Flicker
25% of 24 decks +20% synergy
Negate
25% of 24 decks +2% synergy
An Offer You Can't Refuse
22% of 23 decks +1% synergy
High Tide
21% of 24 decks +17% synergy
Flusterstorm
21% of 24 decks +14% synergy
Arcane Denial
21% of 24 decks +1% synergy
Defabricate
19% of 21 decks +18% synergy
Blur
18% of 22 decks +17% synergy
Illusionist's Stratagem
17% of 23 decks +17% synergy
Teferi's Time Twist
17% of 23 decks +16% synergy
Displace
17% of 23 decks +16% synergy
Cryptic Command
17% of 24 decks +15% synergy
Pact of Negation
17% of 24 decks +9% synergy
Force of Will
17% of 24 decks +6% synergy
Pongify
17% of 24 decks +5% synergy
Brainstorm
17% of 24 decks -4% synergy
Whir of Invention
13% of 23 decks +10% synergy
Force of Negation
13% of 23 decks +4% synergy
Swan Song
13% of 23 decks -3% synergy
Spellshift
12% of 24 decks +12% synergy
Shifting Borders
12% of 24 decks +12% synergy
Mana Leak
12% of 24 decks +10% synergy
Blue Sun's Zenith
12% of 24 decks +10% synergy
Rapid Hybridization
12% of 24 decks +3% synergy
Opt
12% of 24 decks +3% synergy
Sorceries
Demonic Tutor
57% of 7 decks +35% synergy
Baral's Expertise
17% of 23 decks +17% synergy
Blue Sun's Twilight
15% of 20 decks +13% synergy
Political Trickery
12% of 24 decks +12% synergy
Reshape
12% of 24 decks +11% synergy
Preordain
12% of 24 decks +2% synergy
Utility Artifacts
Swiftfoot Boots
33% of 24 decks +5% synergy
Thousand-Year Elixir
29% of 24 decks +27% synergy
Expedition Map
25% of 24 decks +22% synergy
Lightning Greaves
25% of 24 decks -0% synergy
Knowledge Pool
17% of 24 decks +16% synergy
Void Mirror
13% of 23 decks +13% synergy
Manascape Refractor
13% of 23 decks +13% synergy
Mana Matrix
12% of 24 decks +12% synergy
Galvanic Key
12% of 24 decks +12% synergy
Omen Machine
12% of 24 decks +12% synergy
Chalice of the Void
12% of 24 decks +12% synergy
Semblance Anvil
12% of 24 decks +12% synergy
Amulet of Vigor
12% of 24 decks +12% synergy
Contagion Engine
12% of 24 decks +11% synergy
Contagion Clasp
12% of 24 decks +11% synergy
Mesmeric Orb
12% of 24 decks +11% synergy
Staff of Domination
12% of 24 decks +11% synergy
Sapphire Medallion
12% of 24 decks +10% synergy
Enchantments
Caustic Tar
43% of 7 decks +43% synergy
Underworld Connections
43% of 7 decks +42% synergy
Training Grounds
33% of 24 decks +30% synergy
Rhystic Study
25% of 24 decks -3% synergy
Power Artifact
21% of 24 decks +21% synergy
Retreat to Coralhelm
17% of 23 decks +15% synergy
March of the Machines
17% of 24 decks +17% synergy
Eye of the Storm
17% of 24 decks +16% synergy
Arcane Melee
17% of 24 decks +16% synergy
Animate Artifact
12% of 24 decks +12% synergy
Second Wind
12% of 24 decks +12% synergy
Chamber of Manipulation
12% of 24 decks +12% synergy
Mind Over Matter
12% of 24 decks +12% synergy
Intruder Alarm
12% of 24 decks +10% synergy
Propaganda
12% of 24 decks +1% synergy
Planeswalkers
Jace, Wielder of Mysteries
17% of 23 decks +14% synergy
Karn, the Great Creator
13% of 23 decks +12% synergy
Utility Lands
Deserted Temple
54% of 24 decks +54% synergy
Coral Atoll
42% of 24 decks +41% synergy
Reliquary Tower
42% of 24 decks +12% synergy
Lotus Vale
33% of 24 decks +33% synergy
Scorched Ruins
33% of 24 decks +33% synergy
Tolaria West
33% of 24 decks +32% synergy
Temple of the False God
33% of 24 decks +24% synergy
Thespian's Stage
29% of 24 decks +27% synergy
Minamo, School at Water's Edge
29% of 24 decks +25% synergy
Arcane Lighthouse
26% of 23 decks +25% synergy
Teferi's Isle
25% of 24 decks +25% synergy
Academy Ruins
25% of 24 decks +20% synergy
Detection Tower
22% of 23 decks +21% synergy
Mystic Sanctuary
22% of 23 decks +10% synergy
Sunscorched Desert
17% of 23 decks +17% synergy
Hall of Storm Giants
17% of 23 decks +17% synergy
Nesting Grounds
17% of 23 decks +16% synergy
Karn's Bastion
17% of 23 decks +12% synergy
Halls of Mist
17% of 24 decks +17% synergy
Oboro, Palace in the Clouds
17% of 24 decks +16% synergy
Maze of Ith
17% of 24 decks +14% synergy
Buried Ruin
17% of 24 decks +12% synergy
Seat of the Synod
17% of 24 decks +10% synergy
Urborg, Tomb of Yawgmoth
17% of 24 decks +7% synergy
Crawling Barrens
13% of 23 decks +13% synergy
Castle Vantress
13% of 23 decks +9% synergy
War Room
13% of 23 decks +7% synergy
Dark Depths
12% of 24 decks +11% synergy
Vesuva
12% of 24 decks +11% synergy
Darksteel Citadel
12% of 24 decks +9% synergy
Rogue's Passage
12% of 24 decks -7% synergy
Mana Artifacts
Sol Ring
88% of 24 decks +3% synergy
Arcane Signet
74% of 23 decks +2% synergy
Dimir Signet
43% of 7 decks +13% synergy
Talisman of Dominance
43% of 7 decks +11% synergy
Thran Dynamo
33% of 24 decks +29% synergy
Chromatic Orrery
30% of 23 decks +29% synergy
Fellwar Stone
29% of 24 decks +8% synergy
Khalni Gem
25% of 24 decks +25% synergy
Grim Monolith
25% of 24 decks +23% synergy
Mana Vault
25% of 24 decks +19% synergy
Empowered Autogenerator
22% of 23 decks +21% synergy
Lotus Petal
21% of 24 decks +14% synergy
Thought Vessel
17% of 23 decks +1% synergy
Paradise Plume
17% of 24 decks +17% synergy
Gauntlet of Power
17% of 24 decks +16% synergy
Sky Diamond
17% of 24 decks +12% synergy
Mind Stone
17% of 24 decks -1% synergy
Patriar's Seal
14% of 22 decks +12% synergy
Coveted Jewel
13% of 23 decks +12% synergy
Gemstone Array
12% of 24 decks +12% synergy
Paradise Mantle
12% of 24 decks +12% synergy
Extraplanar Lens
12% of 24 decks +12% synergy
Caged Sun
12% of 24 decks +10% synergy
Everflowing Chalice
12% of 24 decks +8% synergy
Mana Crypt
12% of 24 decks +4% synergy
Chromatic Lantern
12% of 24 decks +3% synergy
Lands
Simic Growth Chamber
75% of 4 decks +55% synergy
Command Tower
62% of 24 decks -11% synergy
Clearwater Pathway
57% of 7 decks +47% synergy
Dimir Aqueduct
57% of 7 decks +40% synergy
Choked Estuary
43% of 7 decks +26% synergy
Underground River
43% of 7 decks +23% synergy
Morphic Pool
43% of 7 decks +17% synergy
Watery Grave
43% of 7 decks +2% synergy
Exotic Orchard
29% of 24 decks -6% synergy
Myriad Landscape
26% of 23 decks +7% synergy
Polluted Delta
21% of 24 decks +10% synergy
Bad River
12% of 24 decks +12% synergy
Reflecting Pool
12% of 24 decks +7% synergy
Terramorphic Expanse
12% of 24 decks -3% synergy
Evolving Wilds
12% of 24 decks -8% synergy