Retreat to Coralhelm + Skyshroud Ranger + Trench Behemoth

Retreat to Coralhelm
Skyshroud Ranger
Trench Behemoth

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

Top Commanders (2)
Aesi, Tyrant of Gyre Strait
3.86% of 9661 decks 373 decks
Tatyova, Benthic Druid
0.55% of 5122 decks 28 decks
New Cards (4)
Hedge Maze
28% of 18 decks +23% synergy
Archdruid's Charm
25% of 20 decks +20% synergy
Case of the Locked Hothouse
22% of 18 decks +20% synergy
Doppelgang
14% of 21 decks +13% synergy
High Synergy Cards (10)
Felidar Retreat
89% of 9 decks +86% synergy
Tatyova, Benthic Druid
87% of 467 decks +85% synergy
Mina and Denn, Wildborn
86% of 7 decks +84% synergy
Rampaging Baloths
87% of 467 decks +84% synergy
Meloku the Clouded Mirror
81% of 467 decks +80% synergy
Growth Spiral
84% of 467 decks +80% synergy
Avenger of Zendikar
77% of 467 decks +73% synergy
Ramunap Excavator
75% of 467 decks +71% synergy
Retreat to Hagra
68% of 19 decks +68% synergy
Explore
71% of 467 decks +67% synergy
Top Cards (10)
Cultivate
86% of 467 decks +64% synergy
Rampant Growth
82% of 467 decks +65% synergy
Kodama's Reach
80% of 467 decks +65% synergy
Counterspell
77% of 467 decks +56% synergy
Beast Within
77% of 467 decks +58% synergy
Eternal Witness
69% of 467 decks +58% synergy
Emeria Angel
67% of 9 decks +66% synergy
Llanowar Scout
66% of 467 decks +65% synergy
Nezahal, Primal Tide
65% of 467 decks +63% synergy
Scourge of Fleets
64% of 467 decks +63% synergy
Creatures (50)
Coiling Oracle
62% of 467 decks +60% synergy
Springbloom Druid
61% of 467 decks +59% synergy
Multani, Yavimaya's Avatar
58% of 467 decks +58% synergy
Reclamation Sage
58% of 467 decks +52% synergy
Tunneling Geopede
57% of 7 decks +57% synergy
Omnath, Locus of Rage
57% of 7 decks +56% synergy
Emeria Shepherd
56% of 9 decks +54% synergy
Arixmethes, Slumbering Isle
54% of 467 decks +53% synergy
Terastodon
51% of 467 decks +50% synergy
Sakura-Tribe Scout
51% of 467 decks +50% synergy
Lotus Cobra
51% of 467 decks +47% synergy
Slinn Voda, the Rising Deep
50% of 467 decks +50% synergy
Maja, Bretagard Protector
50% of 8 decks +49% synergy
Scute Swarm
49% of 467 decks +44% synergy
Ruin Ghost
44% of 9 decks +44% synergy
Murasa Rootgrazer
44% of 9 decks +44% synergy
Admonition Angel
44% of 9 decks +44% synergy
Tireless Provisioner
44% of 372 decks +39% synergy
Akoum Hellkite
43% of 7 decks +43% synergy
Spitfire Lagac
43% of 7 decks +43% synergy
Phylath, World Sculptor
43% of 7 decks +42% synergy
Moraug, Fury of Akoum
43% of 7 decks +41% synergy
Azusa, Lost but Seeking
41% of 467 decks +38% synergy
Sakura-Tribe Elder
40% of 467 decks +30% synergy
Acidic Slime
39% of 467 decks +36% synergy
Serpent of Yawning Depths
37% of 467 decks +37% synergy
Brinelin, the Moon Kraken
36% of 467 decks +35% synergy
Imoti, Celebrant of Bounty
35% of 467 decks +34% synergy
Yasharn, Implacable Earth
33% of 9 decks +33% synergy
Lorthos, the Tidemaker
33% of 467 decks +33% synergy
Kodama of the East Tree
32% of 467 decks +30% synergy
Xolatoyac, the Smiling Flood
31% of 35 decks +31% synergy
Scavenging Ooze
31% of 467 decks +29% synergy
Tromokratis
30% of 467 decks +30% synergy
Breaching Leviathan
30% of 467 decks +30% synergy
Kogla, the Titan Ape
30% of 467 decks +28% synergy
Scaled Herbalist
29% of 362 decks +29% synergy
Walking Atlas
28% of 467 decks +27% synergy
Hullbreaker Horror
27% of 324 decks +23% synergy
Shipbreaker Kraken
26% of 467 decks +25% synergy
Murkfiend Liege
25% of 467 decks +24% synergy
Mulldrifter
25% of 467 decks +22% synergy
Courser of Kruphix
24% of 467 decks +22% synergy
Koma, Cosmos Serpent
24% of 400 decks +23% synergy
Ancient Greenwarden
23% of 467 decks +21% synergy
Greensleeves, Maro-Sorcerer
23% of 219 decks +22% synergy
Simic Sky Swallower
22% of 467 decks +22% synergy
Trygon Predator
22% of 467 decks +21% synergy
Ob Nixilis, the Fallen
21% of 19 decks +20% synergy
Stormtide Leviathan
20% of 467 decks +19% synergy
Instants (35)
Arcane Denial
62% of 467 decks +52% synergy
Entish Restoration
50% of 105 decks +45% synergy
Harrow
43% of 467 decks +38% synergy
Swords to Plowshares
33% of 9 decks +5% synergy
Khalni Ambush
33% of 467 decks +32% synergy
Crop Rotation
33% of 467 decks +28% synergy
Negate
30% of 467 decks +18% synergy
Simic Charm
29% of 467 decks +28% synergy
Roiling Regrowth
28% of 467 decks +26% synergy
Fact or Fiction
28% of 467 decks +24% synergy
Sultai Charm
21% of 19 decks +20% synergy
Spell Pierce
18% of 467 decks +16% synergy
Joint Exploration
17% of 219 decks +17% synergy
Putrefy
16% of 19 decks +12% synergy
Nature's Claim
15% of 467 decks +10% synergy
Reality Shift
14% of 467 decks +9% synergy
Jaheira's Respite
14% of 245 decks +13% synergy
Deprive
13% of 467 decks +12% synergy
Foil
11% of 467 decks +11% synergy
An Offer You Can't Refuse
11% of 285 decks +0% synergy
Into the Roil
10% of 467 decks +10% synergy
Cyclonic Rift
10% of 467 decks -4% synergy
Eureka Moment
10% of 388 decks +9% synergy
Return of the Wildspeaker
10% of 467 decks +4% synergy
Heroic Intervention
9% of 467 decks -5% synergy
Blue Sun's Zenith
9% of 467 decks +7% synergy
Worldly Tutor
8% of 467 decks +2% synergy
Gush
8% of 467 decks +8% synergy
Return to Nature
8% of 467 decks +4% synergy
Pongify
7% of 467 decks +2% synergy
Brainstorm
6% of 467 decks -5% synergy
Double Major
6% of 386 decks +5% synergy
Engulf the Shore
6% of 467 decks +5% synergy
Rapid Hybridization
6% of 467 decks +1% synergy
Mana Drain
6% of 467 decks -2% synergy
Sorceries (38)
Whelming Wave
61% of 467 decks +60% synergy
Broken Bond
61% of 467 decks +60% synergy
Search for Tomorrow
45% of 467 decks +43% synergy
Spitting Image
42% of 467 decks +42% synergy
Urban Evolution
34% of 467 decks +33% synergy
Villainous Wealth
26% of 19 decks +25% synergy
Dig Up
25% of 16 decks +24% synergy
Bala Ged Recovery
24% of 467 decks +19% synergy
Summer Bloom
21% of 467 decks +20% synergy
Nature's Lore
19% of 467 decks +4% synergy
Harmonize
18% of 467 decks +14% synergy
Emergent Ultimatum
16% of 19 decks +15% synergy
In Garruk's Wake
16% of 19 decks +14% synergy
Skyshroud Claim
16% of 467 decks +11% synergy
Sylvan Scrying
15% of 467 decks +13% synergy
Nissa's Pilgrimage
14% of 467 decks +13% synergy
Awaken the Woods
14% of 183 decks +12% synergy
Compulsive Research
13% of 467 decks +13% synergy
Three Visits
13% of 467 decks +1% synergy
Walk the Aeons
12% of 467 decks +12% synergy
Nylea's Intervention
12% of 467 decks +11% synergy
Green Sun's Zenith
12% of 467 decks +9% synergy
Green Sun's Twilight
11% of 144 decks +10% synergy
Farseek
11% of 467 decks -5% synergy
Elven Farsight
10% of 86 decks +10% synergy
Sylvan Awakening
10% of 467 decks +9% synergy
The Great Aurora
9% of 467 decks +9% synergy
Splendid Reclamation
9% of 467 decks +8% synergy
Many Partings
8% of 86 decks +7% synergy
River's Rebuke
8% of 467 decks +7% synergy
Explosive Vegetation
8% of 467 decks +6% synergy
Migration Path
8% of 467 decks +6% synergy
Traverse the Outlands
8% of 467 decks +7% synergy
Vastwood Surge
6% of 467 decks +6% synergy
Scapeshift
6% of 467 decks +5% synergy
Open the Way
6% of 124 decks +5% synergy
Grow from the Ashes
6% of 467 decks +5% synergy
Journey of Discovery
5% of 467 decks +5% synergy
Utility Artifacts (6)
Swiftfoot Boots
53% of 467 decks +25% synergy
Conduit of Worlds
37% of 161 decks +34% synergy
Crucible of Worlds
12% of 467 decks +9% synergy
Blackblade Reforged
11% of 467 decks +6% synergy
Seer's Sundial
9% of 467 decks +9% synergy
Lightning Greaves
7% of 467 decks -18% synergy
Enchantments (28)
Khalni Heart Expedition
64% of 467 decks +62% synergy
Zendikar's Roil
58% of 467 decks +56% synergy
Valakut Exploration
57% of 7 decks +56% synergy
Retreat to Emeria
44% of 9 decks +44% synergy
Garruk's Uprising
40% of 467 decks +34% synergy
Kenrith's Transformation
35% of 467 decks +31% synergy
On the Trail
33% of 18 decks +32% synergy
Druid Class
32% of 362 decks +30% synergy
Spelunking
31% of 45 decks +28% synergy
Exploration
28% of 467 decks +24% synergy
Binding the Old Gods
25% of 16 decks +24% synergy
Virtue of Strength
25% of 52 decks +23% synergy
Retreat to Kazandu
23% of 467 decks +22% synergy
Court of Bounty
19% of 467 decks +18% synergy
Ior Ruin Expedition
18% of 467 decks +18% synergy
Abundance
16% of 467 decks +15% synergy
Virtue of Knowledge
15% of 62 decks +13% synergy
Burgeoning
13% of 467 decks +12% synergy
Trade Routes
12% of 467 decks +11% synergy
Ominous Seas
11% of 467 decks +9% synergy
Lost Isle Calling
9% of 86 decks +9% synergy
Wizard Class
7% of 362 decks +5% synergy
Mystic Remora
7% of 467 decks -2% synergy
Boseiju Reaches Skyward
6% of 310 decks +6% synergy
Rhystic Study
6% of 467 decks -8% synergy
Rites of Flourishing
6% of 467 decks +5% synergy
Azusa's Many Journeys
5% of 310 decks +5% synergy
Up the Beanstalk
5% of 57 decks +3% synergy
Battles (1)
Invasion of Zendikar
11% of 132 decks +10% synergy
Planeswalkers (5)
Kiora, Behemoth Beckoner
37% of 467 decks +36% synergy
Nissa of Shadowed Boughs
21% of 19 decks +21% synergy
Wrenn and Seven
10% of 348 decks +9% synergy
Garruk, Primal Hunter
7% of 467 decks +6% synergy
Nissa, Ascended Animist
7% of 150 decks +5% synergy
Utility Lands (27)
Reliquary Tower
77% of 467 decks +49% synergy
Bojuka Bog
53% of 19 decks +37% synergy
Coral Atoll
49% of 467 decks +49% synergy
Jungle Basin
47% of 467 decks +47% synergy
Guildless Commons
44% of 467 decks +42% synergy
Mystic Sanctuary
30% of 467 decks +23% synergy
Memorial to Genius
27% of 467 decks +27% synergy
Restless Vinestalk
21% of 56 decks +21% synergy
Rivendell
21% of 86 decks +17% synergy
Tranquil Thicket
19% of 467 decks +17% synergy
Lonely Sandbar
18% of 467 decks +16% synergy
Tectonic Edge
17% of 467 decks +16% synergy
Mosswort Bridge
16% of 467 decks +11% synergy
Bonders' Enclave
15% of 467 decks +13% synergy
Scavenger Grounds
14% of 467 decks +10% synergy
Ghost Town
13% of 467 decks +13% synergy
Boseiju, Who Endures
11% of 310 decks +1% synergy
Temple of the False God
10% of 467 decks +1% synergy
Field of the Dead
10% of 467 decks +7% synergy
Oboro, Palace in the Clouds
8% of 467 decks +8% synergy
Otawara, Soaring City
8% of 302 decks -0% synergy
Field of Ruin
8% of 467 decks +5% synergy
Echoing Deeps
8% of 39 decks +6% synergy
War Room
7% of 467 decks +1% synergy
Rogue's Passage
7% of 467 decks -11% synergy
Yavimaya, Cradle of Growth
7% of 373 decks -2% synergy
Castle Vantress
5% of 467 decks +3% synergy
Mana Artifacts (5)
Sol Ring
78% of 467 decks -6% synergy
Simic Signet
19% of 467 decks +16% synergy
Arcane Signet
16% of 467 decks -55% synergy
Thought Vessel
11% of 467 decks -5% synergy
Decanter of Endless Water
8% of 245 decks +3% synergy
Lands (50)
Simic Growth Chamber
95% of 467 decks +91% synergy
Golgari Rot Farm
95% of 19 decks +91% synergy
Dimir Aqueduct
95% of 19 decks +90% synergy
Command Tower
90% of 467 decks +17% synergy
Evolving Wilds
85% of 467 decks +63% synergy
Terramorphic Expanse
83% of 467 decks +67% synergy
Selesnya Sanctuary
78% of 9 decks +75% synergy
Blighted Woodland
72% of 467 decks +68% synergy
Myriad Landscape
67% of 467 decks +46% synergy
Boros Garrison
67% of 6 decks +63% synergy
Gruul Turf
57% of 7 decks +54% synergy
Izzet Boilerworks
57% of 7 decks +53% synergy
Azorius Chancery
56% of 9 decks +52% synergy
Opulent Palace
53% of 19 decks +50% synergy
Thornwood Falls
49% of 467 decks +47% synergy
Simic Guildgate
39% of 467 decks +37% synergy
Yavimaya Coast
38% of 467 decks +33% synergy
Ice Tunnel
38% of 16 decks +37% synergy
Temple of Mystery
37% of 467 decks +33% synergy
Temple of Malady
37% of 19 decks +34% synergy
Prairie Stream
33% of 9 decks +26% synergy
Canopy Vista
33% of 9 decks +26% synergy
Woodland Stream
33% of 467 decks +32% synergy
Temple of Deceit
32% of 19 decks +27% synergy
Woodland Chasm
31% of 16 decks +30% synergy
Contaminated Aquifer
30% of 10 decks +29% synergy
Brokers Hideout
29% of 285 decks +27% synergy
Zagoth Triome
26% of 19 decks +23% synergy
Sunken Hollow
26% of 19 decks +18% synergy
Hinterland Harbor
24% of 467 decks +19% synergy
Fabled Passage
24% of 467 decks +14% synergy
Watery Grave
21% of 19 decks +10% synergy
Tangled Islet
21% of 219 decks +19% synergy
Flooded Grove
17% of 467 decks +15% synergy
Dreamroot Cascade
17% of 335 decks +13% synergy
Vineglimmer Snarl
17% of 383 decks +15% synergy
Breeding Pool
17% of 467 decks +7% synergy
Misty Rainforest
17% of 467 decks +5% synergy
Overgrown Tomb
16% of 19 decks +6% synergy
Rejuvenating Springs
14% of 467 decks +8% synergy
Maestros Theater
13% of 289 decks +12% synergy
Rimewood Falls
12% of 400 decks +11% synergy
Obscura Storefront
12% of 285 decks +10% synergy
Riveteers Overlook
12% of 285 decks +9% synergy
Exotic Orchard
12% of 467 decks -23% synergy
Cabaretti Courtyard
11% of 288 decks +10% synergy
Path of Ancestry
10% of 467 decks -9% synergy
The Grey Havens
10% of 86 decks +8% synergy
Barkchannel Pathway
10% of 403 decks +8% synergy
Vivid Creek
9% of 467 decks +9% synergy