Retreat to Coralhelm + Scaled Herbalist + Orzhov Basilica

Retreat to Coralhelm
Scaled Herbalist
Orzhov Basilica

Requires
Retreat to Coralhelm must be on the battlefield. Scaled Herbalist must be on the battlefield. Orzhov Basilica must be in hand. Scaled Herbalist does not have summoning sickness.
Steps
  1. Activate Scaled Herbalist by tapping it, putting Orzhov Basilica from your hand onto the battlefield.
  2. Orzhov Basilica enters the battlefield, triggering itself and Retreat to Coralhelm.
  3. Resolve the Orzhov Basilica trigger, returning itself from the battlefield to your hand.
  4. Resolve the Retreat to Coralhelm trigger, untapping Scaled Herbalist.
  5. Repeat.
Results
Infinite landfall triggers.

Kenrith, the Returned King
0.03% of 21513 decks 6 decks
Omnath, Locus of All
0.03% of 12969 decks 4 decks
Thrasios, Triton Hero // Tymna the Weaver
0.05% of 5622 decks 3 decks
Child of Alara
0.04% of 5025 decks 2 decks
Esika, God of the Tree
0.01% of 17767 decks 2 decks
Atraxa, Grand Unifier
0.01% of 14209 decks 1 decks
Tazri, Beacon of Unity
0.04% of 2367 decks 1 decks
Garth One-Eye
0.02% of 4123 decks 1 decks
Sisay, Weatherlight Captain
0.01% of 12142 decks 1 decks
High Synergy Cards
Spelunking
100% of 4 decks +95% synergy
Llanowar Scout
90% of 21 decks +90% synergy
Sakura-Tribe Scout
81% of 21 decks +80% synergy
Walking Atlas
67% of 21 decks +66% synergy
Tatyova, Benthic Druid
76% of 21 decks +64% synergy
Lotus Cobra
62% of 21 decks +55% synergy
Omnath, Locus of Rage
59% of 17 decks +54% synergy
Retreat to Hagra
52% of 21 decks +51% synergy
Skyshroud Ranger
48% of 21 decks +47% synergy
Sylvan Scrying
48% of 21 decks +45% synergy
Top Cards
Scute Swarm
52% of 21 decks +42% synergy
Felidar Retreat
48% of 21 decks +40% synergy
Growth Spiral
48% of 21 decks +26% synergy
Ramunap Excavator
43% of 21 decks +36% synergy
Rampaging Baloths
43% of 21 decks +36% synergy
Azusa, Lost but Seeking
43% of 21 decks +35% synergy
Crop Rotation
43% of 21 decks +33% synergy
Rampant Growth
43% of 21 decks +8% synergy
Cultivate
43% of 21 decks -4% synergy
Amulet of Vigor
38% of 21 decks +37% synergy
Creatures
Archelos, Lagoon Mystic
38% of 21 decks +36% synergy
Oracle of Mul Daya
38% of 21 decks +32% synergy
Avenger of Zendikar
38% of 21 decks +28% synergy
Omnath, Locus of Creation
35% of 17 decks +33% synergy
Mina and Denn, Wildborn
35% of 17 decks +30% synergy
Budoka Gardener
33% of 21 decks +33% synergy
Tiller Engine
33% of 18 decks +33% synergy
Meloku the Clouded Mirror
33% of 21 decks +32% synergy
Ancient Greenwarden
33% of 21 decks +29% synergy
Dryad of the Ilysian Grove
33% of 21 decks +26% synergy
Tireless Provisioner
33% of 21 decks +22% synergy
Zimone, Quandrix Prodigy
29% of 21 decks +27% synergy
Yarok, the Desecrated
29% of 21 decks +25% synergy
Courser of Kruphix
29% of 21 decks +25% synergy
Aesi, Tyrant of Gyre Strait
29% of 21 decks +23% synergy
Eternal Witness
29% of 21 decks +8% synergy
Elesh Norn, Mother of Machines
25% of 16 decks +20% synergy
Gatecreeper Vine
24% of 21 decks +23% synergy
Gretchen Titchwillow
24% of 21 decks +23% synergy
Ob Nixilis, the Fallen
24% of 21 decks +22% synergy
Ruin Crab
24% of 21 decks +21% synergy
Biomancer's Familiar
24% of 21 decks +21% synergy
Spitfire Lagac
24% of 17 decks +23% synergy
Geode Rager
24% of 17 decks +22% synergy
Omnath, Locus of the Roil
24% of 17 decks +21% synergy
Moraug, Fury of Akoum
24% of 17 decks +21% synergy
Nine-Fingers Keene
21% of 19 decks +19% synergy
District Guide
19% of 21 decks +19% synergy
Murasa Rootgrazer
19% of 21 decks +18% synergy
Roil Elemental
19% of 21 decks +18% synergy
Knight of the Reliquary
19% of 21 decks +17% synergy
Peregrine Drake
19% of 21 decks +16% synergy
Kodama of the East Tree
19% of 21 decks +15% synergy
Sakura-Tribe Elder
19% of 21 decks +0% synergy
Zirda, the Dawnwaker
18% of 17 decks +15% synergy
Cultivator Colossus
15% of 20 decks +13% synergy
Augur of Autumn
15% of 20 decks +12% synergy
Oboro Breezecaller
14% of 21 decks +14% synergy
Gateway Sneak
14% of 21 decks +14% synergy
Patron of the Moon
14% of 21 decks +14% synergy
Ruin Ghost
14% of 21 decks +14% synergy
Gatebreaker Ram
14% of 21 decks +14% synergy
Stone-Seeder Hierophant
14% of 21 decks +14% synergy
Voyaging Satyr
14% of 21 decks +14% synergy
Jadzi, Oracle of Arcavios
14% of 21 decks +14% synergy
Omnath, Locus of Mana
14% of 21 decks +13% synergy
Risen Reef
14% of 21 decks +11% synergy
Maja, Bretagard Protector
14% of 21 decks +11% synergy
Nyxbloom Ancient
14% of 21 decks +10% synergy
Tireless Tracker
14% of 21 decks +9% synergy
Instants
Harrow
24% of 21 decks +14% synergy
Rewind
19% of 21 decks +16% synergy
Roiling Regrowth
19% of 21 decks +16% synergy
Arcane Denial
19% of 21 decks -1% synergy
Void Rend
15% of 20 decks +0% synergy
An Offer You Can't Refuse
15% of 20 decks -6% synergy
Unwind
14% of 21 decks +11% synergy
Eureka Moment
14% of 21 decks +10% synergy
Ghostly Flicker
14% of 21 decks +9% synergy
Dovin's Veto
14% of 21 decks -5% synergy
Negate
14% of 21 decks -9% synergy
Beast Within
14% of 21 decks -25% synergy
Counterspell
14% of 21 decks -29% synergy
Swords to Plowshares
14% of 21 decks -48% synergy
Sorceries
Circuitous Route
38% of 21 decks +36% synergy
Farseek
38% of 21 decks +4% synergy
Splendid Reclamation
33% of 21 decks +30% synergy
Explore
33% of 21 decks +24% synergy
Kodama's Reach
33% of 21 decks +2% synergy
Reshape the Earth
29% of 21 decks +27% synergy
Scapeshift
24% of 21 decks +21% synergy
Torment of Hailfire
24% of 21 decks +19% synergy
Villainous Wealth
24% of 21 decks +16% synergy
Nature's Lore
24% of 21 decks -8% synergy
Gates Ablaze
24% of 17 decks +23% synergy
Titania's Command
24% of 17 decks +22% synergy
Reap and Sow
19% of 21 decks +19% synergy
Open the Gates
19% of 21 decks +18% synergy
Hour of Promise
19% of 21 decks +18% synergy
Explore the Underdark
16% of 19 decks +15% synergy
Pir's Whim
14% of 21 decks +13% synergy
Nylea's Intervention
14% of 21 decks +13% synergy
Broken Bond
14% of 21 decks +12% synergy
Urban Evolution
14% of 21 decks +10% synergy
Skyshroud Claim
14% of 21 decks +5% synergy
Three Visits
14% of 21 decks -10% synergy
Utility Artifacts
Conduit of Worlds
33% of 15 decks +27% synergy
Expedition Map
29% of 21 decks +25% synergy
Zuran Orb
14% of 21 decks +13% synergy
Enchantments
Valakut Exploration
29% of 17 decks +27% synergy
Exploration
29% of 21 decks +20% synergy
Guild Summit
24% of 21 decks +23% synergy
Rites of Flourishing
24% of 21 decks +22% synergy
Abundance
24% of 21 decks +21% synergy
Trade Routes
19% of 21 decks +19% synergy
Retreat to Emeria
19% of 21 decks +18% synergy
Retreat to Kazandu
19% of 21 decks +17% synergy
Zendikar's Roil
19% of 21 decks +16% synergy
Druid Class
19% of 21 decks +16% synergy
Wilderness Reclamation
19% of 21 decks +15% synergy
Retreat to Valakut
18% of 17 decks +18% synergy
Mana Reflection
14% of 21 decks +12% synergy
Freed from the Real
14% of 21 decks +12% synergy
Training Grounds
14% of 21 decks +11% synergy
Propaganda
14% of 21 decks +3% synergy
Planeswalkers
Lord Windgrace
18% of 17 decks +16% synergy
Wrenn and Seven
15% of 20 decks +13% synergy
Utility Lands
Baldur's Gate
37% of 19 decks +36% synergy
Guildless Commons
33% of 21 decks +32% synergy
Maze's End
29% of 21 decks +28% synergy
Field of the Dead
29% of 21 decks +25% synergy
Basilisk Gate
26% of 19 decks +26% synergy
Reliquary Tower
24% of 21 decks -6% synergy
Thespian's Stage
14% of 21 decks +12% synergy
Mana Artifacts
Sol Ring
43% of 21 decks -42% synergy
Chromatic Lantern
19% of 21 decks +9% synergy
Arcane Signet
19% of 21 decks -53% synergy
Lands
Selesnya Sanctuary
100% of 21 decks +86% synergy
Rakdos Carnarium
94% of 17 decks +79% synergy
Izzet Boilerworks
94% of 17 decks +78% synergy
Azorius Chancery
90% of 21 decks +76% synergy
Dimir Aqueduct
90% of 21 decks +73% synergy
Boros Garrison
88% of 17 decks +73% synergy
Gruul Turf
88% of 17 decks +72% synergy
Golgari Rot Farm
86% of 21 decks +68% synergy
Simic Growth Chamber
86% of 21 decks +66% synergy
Command Tower
48% of 21 decks -26% synergy
Evolving Wilds
38% of 21 decks +17% synergy
Heap Gate
37% of 19 decks +36% synergy
Rakdos Guildgate
35% of 17 decks +31% synergy
Gruul Guildgate
35% of 17 decks +31% synergy
Boros Guildgate
35% of 17 decks +30% synergy
Izzet Guildgate
35% of 17 decks +30% synergy
Azorius Guildgate
33% of 21 decks +29% synergy
Orzhov Guildgate
33% of 21 decks +29% synergy
Dimir Guildgate
33% of 21 decks +29% synergy
Selesnya Guildgate
33% of 21 decks +29% synergy
Golgari Guildgate
33% of 21 decks +27% synergy
Simic Guildgate
33% of 21 decks +27% synergy
Terramorphic Expanse
33% of 21 decks +18% synergy
Gond Gate
32% of 19 decks +31% synergy
Gateway Plaza
29% of 21 decks +28% synergy
Cliffgate
27% of 15 decks +25% synergy
Citadel Gate
26% of 19 decks +25% synergy
Black Dragon Gate
26% of 19 decks +24% synergy
Sea Gate
26% of 19 decks +24% synergy
Manor Gate
26% of 19 decks +24% synergy
Exotic Orchard
24% of 21 decks -12% synergy
Raffine's Tower
20% of 20 decks -8% synergy
Spara's Headquarters
15% of 20 decks -17% synergy
Myriad Landscape
14% of 21 decks -5% synergy
Zagoth Triome
14% of 21 decks -16% synergy
Indatha Triome
14% of 21 decks -17% synergy
Temple Garden
14% of 21 decks -26% synergy
Godless Shrine
14% of 21 decks -27% synergy
Hallowed Fountain
14% of 21 decks -27% synergy
Breeding Pool
14% of 21 decks -27% synergy
Overgrown Tomb
14% of 21 decks -28% synergy