Retreat to Coralhelm + Cloudstone Curio + Skyshroud Ranger

Retreat to Coralhelm
Cloudstone Curio
Skyshroud Ranger

Requires
Retreat to Coralhelm must be on the battlefield. Cloudstone Curio must be on the battlefield. Skyshroud Ranger must be on the battlefield. You have basic land card in hand. You control at least one basic land. Skyshroud Ranger does not have summoning sickness.
Steps
  1. Activate a basic land by tapping it, adding 1.
  2. Activate Skyshroud Ranger by tapping it, putting a basic land from your hand onto the battlefield.
  3. The land enters the battlefield, triggering Retreat to Coralhelm and Cloudstone Curio.
  4. Resolve the Retreat to Coralhelm trigger, untapping Skyshroud Ranger.
  5. Resolve the Cloudstone Curio trigger, returning any other basic land from the battlefield to your hand.
  6. Repeat.
Results
Infinite landfall triggers. Infinite mana basic lands you control can produce.

Top Commanders (6)
Kodama of the East Tree // Sakashima of a Thousand Faces
0.71% of 1273 decks 9 decks
Tatyova, Benthic Druid
0.27% of 5122 decks 14 decks
Galadriel of Lothlórien
0.27% of 2600 decks 7 decks
Yarok, the Desecrated
0.13% of 10198 decks 13 decks
Aesi, Tyrant of Gyre Strait
0.08% of 9661 decks 8 decks
Omnath, Locus of Creation
0.07% of 13136 decks 9 decks
High Synergy Cards (10)
Sakura-Tribe Scout
85% of 85 decks +84% synergy
Lotus Cobra
81% of 85 decks +78% synergy
Tireless Provisioner
77% of 78 decks +72% synergy
Tatyova, Benthic Druid
69% of 85 decks +67% synergy
Scute Swarm
67% of 82 decks +63% synergy
Azusa, Lost but Seeking
66% of 85 decks +63% synergy
Meloku the Clouded Mirror
59% of 85 decks +58% synergy
Enlightened Tutor
65% of 17 decks +56% synergy
Spelunking
57% of 7 decks +54% synergy
Exploration
56% of 85 decks +53% synergy
Top Cards (10)
Crop Rotation
54% of 85 decks +50% synergy
Cyclonic Rift
53% of 85 decks +39% synergy
Swords to Plowshares
53% of 17 decks +25% synergy
Ramunap Excavator
52% of 85 decks +49% synergy
Crucible of Worlds
51% of 85 decks +48% synergy
Aesi, Tyrant of Gyre Strait
50% of 80 decks +49% synergy
Kodama of the East Tree
49% of 80 decks +47% synergy
Oracle of Mul Daya
48% of 85 decks +46% synergy
Rhystic Study
48% of 85 decks +34% synergy
Ruin Ghost
47% of 17 decks +47% synergy
Creatures (50)
Llanowar Scout
45% of 85 decks +44% synergy
Dryad of the Ilysian Grove
44% of 82 decks +40% synergy
Nissa, Resurgent Animist
43% of 35 decks +42% synergy
Mina and Denn, Wildborn
42% of 19 decks +41% synergy
Tireless Tracker
39% of 85 decks +37% synergy
Rampaging Baloths
38% of 85 decks +34% synergy
Omnath, Locus of Rage
37% of 19 decks +36% synergy
Avenger of Zendikar
36% of 85 decks +32% synergy
Walking Atlas
35% of 85 decks +35% synergy
Eternal Witness
35% of 85 decks +25% synergy
Ancient Greenwarden
34% of 82 decks +32% synergy
Elesh Norn, Mother of Machines
33% of 9 decks +31% synergy
Omnath, Locus of the Roil
32% of 19 decks +31% synergy
Ashaya, Soul of the Wild
29% of 82 decks +28% synergy
Esper Sentinel
29% of 14 decks +19% synergy
Courser of Kruphix
28% of 85 decks +26% synergy
Birds of Paradise
28% of 85 decks +16% synergy
Delighted Halfling
28% of 29 decks +20% synergy
Scaled Herbalist
27% of 78 decks +27% synergy
Tunneling Geopede
26% of 19 decks +26% synergy
Ob Nixilis, the Fallen
26% of 27 decks +25% synergy
Sakura-Tribe Elder
26% of 85 decks +17% synergy
Ruin Crab
26% of 82 decks +24% synergy
Elrond, Lord of Rivendell
24% of 25 decks +23% synergy
Murasa Rootgrazer
24% of 17 decks +23% synergy
Knight of the Reliquary
24% of 17 decks +23% synergy
Chulane, Teller of Tales
24% of 17 decks +23% synergy
Emeria Angel
24% of 17 decks +23% synergy
Noble Hierarch
24% of 17 decks +22% synergy
Coiling Oracle
24% of 85 decks +22% synergy
Archivist of Oghma
23% of 13 decks +19% synergy
Roil Elemental
22% of 85 decks +22% synergy
Uro, Titan of Nature's Wrath
22% of 82 decks +21% synergy
Elvish Mariner
22% of 23 decks +21% synergy
Tameshi, Reality Architect
21% of 14 decks +21% synergy
Patron of the Moon
21% of 85 decks +21% synergy
Stone-Seeder Hierophant
21% of 85 decks +21% synergy
Dockside Extortionist
21% of 19 decks +13% synergy
Elvish Reclaimer
20% of 83 decks +20% synergy
Tiller Engine
20% of 54 decks +20% synergy
Wayward Swordtooth
19% of 85 decks +17% synergy
Baleful Strix
19% of 27 decks +15% synergy
Risen Reef
17% of 83 decks +16% synergy
Quirion Ranger
16% of 85 decks +15% synergy
Cultivator Colossus
16% of 74 decks +15% synergy
Thassa's Oracle
16% of 82 decks +12% synergy
Dualcaster Mage
16% of 19 decks +13% synergy
Hedron Crab
15% of 85 decks +15% synergy
Muldrotha, the Gravetide
15% of 27 decks +14% synergy
Augur of Autumn
14% of 76 decks +13% synergy
Instants (50)
Vampiric Tutor
63% of 27 decks +53% synergy
Worldly Tutor
46% of 85 decks +39% synergy
Assassin's Trophy
44% of 27 decks +38% synergy
Mystical Tutor
35% of 85 decks +27% synergy
Beast Within
35% of 85 decks +16% synergy
Path to Exile
35% of 17 decks +16% synergy
Counterspell
35% of 85 decks +14% synergy
Harrow
34% of 85 decks +29% synergy
Growth Spiral
34% of 83 decks +29% synergy
Dovin's Veto
29% of 17 decks +25% synergy
Swan Song
28% of 85 decks +20% synergy
Mana Drain
26% of 85 decks +18% synergy
An Offer You Can't Refuse
25% of 67 decks +15% synergy
Force of Will
25% of 85 decks +19% synergy
Fierce Guardianship
24% of 82 decks +16% synergy
Entish Restoration
24% of 25 decks +20% synergy
Eladamri's Call
24% of 17 decks +21% synergy
Joint Exploration
20% of 50 decks +19% synergy
Heroic Intervention
20% of 85 decks +6% synergy
Brainstorm
19% of 85 decks +7% synergy
Ephemerate
18% of 17 decks +15% synergy
Council's Deliberation
17% of 23 decks +17% synergy
Deflecting Swat
17% of 18 decks +9% synergy
Force of Negation
16% of 83 decks +11% synergy
Arcane Denial
15% of 85 decks +6% synergy
Gush
14% of 85 decks +14% synergy
Ghostly Flicker
14% of 85 decks +12% synergy
Nexus of Fate
13% of 83 decks +12% synergy
Pongify
13% of 85 decks +7% synergy
Pact of Negation
12% of 85 decks +8% synergy
Nature's Claim
12% of 85 decks +6% synergy
Negate
12% of 85 decks +0% synergy
Abrupt Decay
11% of 27 decks +9% synergy
Malakir Rebirth
11% of 27 decks +6% synergy
Deadly Rollick
11% of 27 decks +6% synergy
Constant Mists
11% of 85 decks +10% synergy
Noxious Revival
11% of 85 decks +8% synergy
Opt
11% of 85 decks +6% synergy
Realms Uncharted
9% of 85 decks +9% synergy
Chord of Calling
9% of 85 decks +7% synergy
Bane's Contingency
9% of 54 decks +9% synergy
Deliberate
9% of 82 decks +8% synergy
Roiling Regrowth
9% of 82 decks +7% synergy
Sunder
8% of 85 decks +8% synergy
Deprive
8% of 85 decks +8% synergy
Krosan Grip
8% of 85 decks +4% synergy
Veil of Summer
7% of 83 decks +4% synergy
Tel-Jilad Justice
7% of 85 decks +7% synergy
Condescend
7% of 85 decks +7% synergy
Dissolve
7% of 85 decks +7% synergy
Sorceries (50)
Demonic Tutor
67% of 27 decks +54% synergy
Nature's Lore
42% of 85 decks +28% synergy
Three Visits
38% of 85 decks +26% synergy
Cultivate
35% of 85 decks +13% synergy
Farseek
34% of 85 decks +18% synergy
Toxic Deluge
33% of 27 decks +25% synergy
Kodama's Reach
33% of 85 decks +17% synergy
Green Sun's Zenith
32% of 85 decks +29% synergy
Scapeshift
31% of 85 decks +29% synergy
Elven Farsight
30% of 23 decks +30% synergy
Rampant Growth
27% of 85 decks +11% synergy
Sylvan Scrying
25% of 85 decks +23% synergy
Idyllic Tutor
24% of 17 decks +21% synergy
Finale of Devastation
23% of 83 decks +19% synergy
Diabolic Intent
22% of 27 decks +18% synergy
Splendid Reclamation
21% of 85 decks +19% synergy
Summer Bloom
19% of 85 decks +18% synergy
Culling Ritual
19% of 27 decks +16% synergy
Wargate
18% of 17 decks +17% synergy
Life from the Loam
18% of 85 decks +16% synergy
Walk the Aeons
16% of 85 decks +16% synergy
Explore
16% of 85 decks +12% synergy
Skyshroud Claim
16% of 85 decks +12% synergy
Gamble
16% of 19 decks +11% synergy
Blasphemous Act
16% of 19 decks -1% synergy
Villainous Wealth
15% of 27 decks +14% synergy
Bala Ged Recovery
15% of 82 decks +10% synergy
Broken Bond
14% of 85 decks +13% synergy
Preordain
14% of 85 decks +8% synergy
Awaken the Woods
13% of 45 decks +11% synergy
Time Warp
13% of 85 decks +12% synergy
Emergent Ultimatum
11% of 27 decks +11% synergy
Exsanguinate
11% of 27 decks +8% synergy
Torment of Hailfire
11% of 27 decks +8% synergy
Damnation
11% of 27 decks +6% synergy
Tempt with Discovery
11% of 85 decks +9% synergy
Ponder
11% of 85 decks +4% synergy
Hour of Promise
9% of 85 decks +9% synergy
Fabricate
9% of 85 decks +6% synergy
Sea Gate Restoration
9% of 82 decks +6% synergy
Pir's Whim
8% of 83 decks +8% synergy
Mystic Speculation
8% of 85 decks +8% synergy
Explosive Vegetation
8% of 85 decks +7% synergy
Serum Visions
8% of 85 decks +6% synergy
Windfall
8% of 85 decks +1% synergy
Scouting Trek
7% of 85 decks +7% synergy
Reason // Believe
7% of 85 decks +7% synergy
Animist's Awakening
7% of 85 decks +6% synergy
Solve the Equation
6% of 79 decks +4% synergy
Reshape the Earth
6% of 80 decks +5% synergy
Utility Artifacts (13)
Amulet of Vigor
42% of 85 decks +41% synergy
Conduit of Worlds
28% of 43 decks +25% synergy
Expedition Map
22% of 85 decks +19% synergy
Storm Cauldron
20% of 85 decks +20% synergy
Lightning Greaves
19% of 85 decks -7% synergy
Panharmonicon
16% of 85 decks +12% synergy
Altar of the Brood
12% of 85 decks +10% synergy
Horn of Greed
8% of 85 decks +7% synergy
The One Ring
8% of 39 decks -1% synergy
Mazemind Tome
7% of 82 decks +7% synergy
Swiftfoot Boots
7% of 85 decks -21% synergy
Alhammarret's Archive
6% of 85 decks +4% synergy
Lifecrafter's Bestiary
6% of 85 decks +4% synergy
Enchantments (31)
Trade Routes
46% of 85 decks +46% synergy
Burgeoning
42% of 85 decks +40% synergy
Retreat to Hagra
41% of 27 decks +40% synergy
Mystic Remora
38% of 85 decks +29% synergy
Felidar Retreat
35% of 17 decks +32% synergy
Sylvan Library
28% of 85 decks +22% synergy
Virtue of Knowledge
27% of 15 decks +25% synergy
Mana Breach
22% of 85 decks +22% synergy
Valakut Exploration
22% of 18 decks +21% synergy
Lost Isle Calling
22% of 23 decks +21% synergy
Zendikar's Roil
20% of 85 decks +19% synergy
Abundance
18% of 85 decks +16% synergy
Intruder Alarm
14% of 85 decks +13% synergy
Druid Class
13% of 78 decks +11% synergy
The Meathook Massacre
11% of 27 decks +8% synergy
Overburden
11% of 85 decks +10% synergy
Freed from the Real
11% of 85 decks +9% synergy
Guardian Project
10% of 83 decks +6% synergy
Khalni Heart Expedition
9% of 85 decks +8% synergy
Teferi's Ageless Insight
9% of 82 decks +6% synergy
Pemmin's Aura
7% of 85 decks +6% synergy
Cryptolith Rite
7% of 85 decks +5% synergy
Netherese Puzzle-Ward
7% of 76 decks +6% synergy
Eyes Everywhere
6% of 83 decks +6% synergy
Manabond
6% of 85 decks +6% synergy
Aluren
6% of 85 decks +6% synergy
Retreat to Kazandu
6% of 85 decks +5% synergy
Concordant Crossroads
6% of 85 decks +5% synergy
Leyline of Anticipation
6% of 85 decks +3% synergy
Wild Growth
6% of 85 decks +1% synergy
Mystic Redaction
5% of 78 decks +5% synergy
Planeswalkers (5)
Oko, Thief of Crowns
12% of 83 decks +11% synergy
Nissa, Vital Force
11% of 85 decks +10% synergy
Nissa, Steward of Elements
8% of 85 decks +8% synergy
Nissa, Who Shakes the World
6% of 83 decks +5% synergy
Wrenn and Seven
5% of 76 decks +4% synergy
Utility Lands (39)
Bojuka Bog
63% of 27 decks +47% synergy
Echoing Deeps
60% of 5 decks +59% synergy
Oboro, Palace in the Clouds
53% of 85 decks +53% synergy
Field of the Dead
47% of 83 decks +43% synergy
Mystic Sanctuary
37% of 83 decks +31% synergy
Yavimaya, Cradle of Growth
37% of 78 decks +28% synergy
Boseiju, Who Endures
37% of 73 decks +28% synergy
Guildless Commons
36% of 80 decks +35% synergy
Reliquary Tower
31% of 85 decks +2% synergy
Rivendell
30% of 23 decks +27% synergy
Otawara, Soaring City
26% of 72 decks +18% synergy
Valakut, the Molten Pinnacle
26% of 19 decks +25% synergy
Ghost Town
22% of 85 decks +22% synergy
Takenuma, Abandoned Mire
22% of 23 decks +16% synergy
Dryad Arbor
20% of 85 decks +18% synergy
Strip Mine
20% of 85 decks +17% synergy
Cabal Coffers
19% of 27 decks +13% synergy
Sunscorched Desert
18% of 85 decks +17% synergy
Vesuva
16% of 85 decks +15% synergy
Urborg, Tomb of Yawgmoth
16% of 85 decks +6% synergy
Urza's Saga
15% of 78 decks +8% synergy
Thespian's Stage
15% of 85 decks +13% synergy
Tolaria West
14% of 85 decks +13% synergy
Gaea's Cradle
14% of 85 decks +12% synergy
Wasteland
13% of 85 decks +11% synergy
Ancient Tomb
12% of 85 decks +1% synergy
Glacial Chasm
11% of 85 decks +10% synergy
Castle Vantress
10% of 83 decks +7% synergy
Dark Depths
9% of 85 decks +8% synergy
Alchemist's Refuge
9% of 85 decks +8% synergy
Maze of Ith
8% of 85 decks +6% synergy
Coral Atoll
7% of 85 decks +7% synergy
Jungle Basin
7% of 85 decks +7% synergy
Ghost Quarter
7% of 85 decks +4% synergy
Scavenger Grounds
6% of 85 decks +2% synergy
Command Beacon
6% of 85 decks +1% synergy
Thran Portal
6% of 52 decks +5% synergy
Basilisk Gate
6% of 54 decks +5% synergy
Baldur's Gate
5% of 57 decks +4% synergy
Mana Artifacts (9)
Sol Ring
64% of 85 decks -21% synergy
Arcane Signet
28% of 83 decks -43% synergy
Mana Crypt
26% of 85 decks +14% synergy
Jeweled Lotus
16% of 80 decks +9% synergy
Mana Vault
11% of 85 decks +4% synergy
Mox Diamond
8% of 85 decks +4% synergy
Simic Signet
7% of 85 decks +4% synergy
Chrome Mox
7% of 85 decks +0% synergy
Thought Vessel
6% of 85 decks -10% synergy
Lands (50)
Simic Growth Chamber
87% of 85 decks +83% synergy
Dimir Aqueduct
85% of 27 decks +81% synergy
Golgari Rot Farm
78% of 27 decks +74% synergy
Gruul Turf
74% of 19 decks +70% synergy
Temple Garden
71% of 17 decks +62% synergy
Izzet Boilerworks
68% of 19 decks +65% synergy
Stomping Ground
68% of 19 decks +59% synergy
Command Tower
65% of 85 decks -8% synergy
Selesnya Sanctuary
65% of 17 decks +62% synergy
Hallowed Fountain
65% of 17 decks +55% synergy
Breeding Pool
64% of 85 decks +54% synergy
Steam Vents
63% of 19 decks +54% synergy
Overgrown Tomb
63% of 27 decks +54% synergy
Watery Grave
63% of 27 decks +52% synergy
Misty Rainforest
56% of 85 decks +45% synergy
Zagoth Triome
56% of 27 decks +52% synergy
Azorius Chancery
47% of 17 decks +44% synergy
Raugrin Triome
46% of 13 decks +43% synergy
Sacred Foundry
46% of 13 decks +38% synergy
Tundra
41% of 17 decks +38% synergy
Verdant Catacombs
40% of 85 decks +28% synergy
Ketria Triome
39% of 18 decks +35% synergy
Polluted Delta
39% of 85 decks +28% synergy
Fabled Passage
39% of 83 decks +29% synergy
Volcanic Island
37% of 19 decks +34% synergy
Flooded Strand
36% of 85 decks +26% synergy
Spara's Headquarters
36% of 14 decks +32% synergy
Savannah
35% of 17 decks +32% synergy
Windswept Heath
33% of 85 decks +23% synergy
Scalding Tarn
33% of 85 decks +22% synergy
Evolving Wilds
32% of 85 decks +10% synergy
Taiga
32% of 19 decks +29% synergy
Rejuvenating Springs
31% of 80 decks +25% synergy
Plateau
31% of 13 decks +28% synergy
Boros Garrison
31% of 13 decks +27% synergy
Wooded Foothills
31% of 85 decks +21% synergy
Jetmir's Garden
30% of 10 decks +26% synergy
Underground Sea
30% of 27 decks +26% synergy
Prismatic Vista
28% of 83 decks +22% synergy
Tropical Island
27% of 85 decks +24% synergy
Terramorphic Expanse
27% of 85 decks +11% synergy
Bayou
26% of 27 decks +23% synergy
Bountiful Promenade
24% of 17 decks +18% synergy
Black Dragon Gate
22% of 18 decks +21% synergy
Undergrowth Stadium
22% of 27 decks +17% synergy
Morphic Pool
22% of 27 decks +15% synergy
The Grey Havens
22% of 23 decks +20% synergy
Hinterland Harbor
21% of 85 decks +16% synergy
Yavimaya Coast
19% of 85 decks +13% synergy
Myriad Landscape
19% of 85 decks -2% synergy