Scaretiller + Retreat to Coralhelm + Riveteers Overlook

Scaretiller
Retreat to Coralhelm
Riveteers Overlook

Requires
Scaretiller must be on the battlefield. Retreat to Coralhelm must be on the battlefield. Riveteers Overlook must be in hand. Scaretiller is untapped. You have a basic Forest, Mountain, or Swamp in library.
Steps
  1. Play Riveteers Overlook.
  2. Riveteers Overlook enters the battlefield, triggering itself and Retreat to Coralhelm.
  3. Resolve the Riveteers Overlook trigger, causing you to sacrifice it, then search your library for a basic Mountain, Swamp or Forest card, put it onto the battlefield tapped, and gain 1 life.
  4. The basic land enters the battlefield, triggering Retreat to Coralhelm, tapping Scaretiller.
  5. Scaretiller triggers, returning Riveteers Overlook from your graveyard to the battlefield tapped.
  6. Riveteers Overlook enters the battlefield, triggering itself and Retreat to Coralhelm.
  7. Resolve the Retreat to Coralhelm trigger, untapping Scaretiller.
  8. Repeat from step 3.
Results
Near-infinite landfall triggers. Near-infinite lifegain. Near-infinite lifegain triggers. Put all basic Swamps, Forests, and Mountains from your library onto the battlefield tapped.

Top Commanders (1)
Archelos, Lagoon Mystic
0.21% of 3351 decks 7 decks
High Synergy Cards (8)
Spelunking
70% of 10 decks +67% synergy
Valakut Exploration
60% of 20 decks +59% synergy
Felidar Retreat
60% of 10 decks +57% synergy
Omnath, Locus of Rage
57% of 7 decks +56% synergy
Rampaging Baloths
52% of 31 decks +48% synergy
Reckless Fireweaver
50% of 20 decks +48% synergy
Harrow
52% of 31 decks +47% synergy
Tatyova, Benthic Druid
45% of 31 decks +43% synergy
Top Cards (10)
Cultivate
52% of 31 decks +29% synergy
Path to Exile
50% of 10 decks +31% synergy
Crop Rotation
45% of 31 decks +41% synergy
Rampant Growth
45% of 31 decks +29% synergy
Walking Atlas
45% of 47 decks +44% synergy
Scute Swarm
42% of 31 decks +38% synergy
Avenger of Zendikar
42% of 31 decks +37% synergy
Emeria Angel
40% of 10 decks +39% synergy
Swords to Plowshares
40% of 10 decks +12% synergy
Explore
39% of 31 decks +35% synergy
Creatures (50)
Omnath, Locus of the Roil
43% of 7 decks +43% synergy
Phylath, World Sculptor
43% of 7 decks +42% synergy
Tireless Provisioner
39% of 31 decks +34% synergy
Lotus Cobra
35% of 31 decks +32% synergy
Brudiclad, Telchor Engineer
35% of 20 decks +34% synergy
Moraug, Fury of Akoum
35% of 20 decks +33% synergy
Ramunap Excavator
32% of 31 decks +29% synergy
Azusa, Lost but Seeking
32% of 31 decks +29% synergy
Admonition Angel
30% of 10 decks +30% synergy
Spitfire Lagac
30% of 20 decks +30% synergy
Tunneling Geopede
30% of 20 decks +30% synergy
Nesting Dragon
30% of 20 decks +30% synergy
Ingenious Artillerist
29% of 17 decks +28% synergy
Scaled Herbalist
29% of 31 decks +29% synergy
Llanowar Scout
29% of 31 decks +29% synergy
Sakura-Tribe Scout
29% of 31 decks +28% synergy
Courser of Kruphix
29% of 31 decks +27% synergy
Sakura-Tribe Elder
29% of 31 decks +20% synergy
Burnished Hart
28% of 47 decks +23% synergy
Ancient Greenwarden
26% of 31 decks +24% synergy
Springbloom Druid
26% of 31 decks +24% synergy
Eternal Witness
26% of 31 decks +15% synergy
Solemn Simulacrum
26% of 47 decks +11% synergy
Geode Rager
25% of 20 decks +24% synergy
Nissa, Resurgent Animist
25% of 12 decks +24% synergy
Perennial Behemoth
24% of 21 decks +23% synergy
Dreamscape Artist
23% of 47 decks +23% synergy
Coiling Oracle
23% of 31 decks +21% synergy
Tireless Tracker
23% of 31 decks +20% synergy
Reclamation Sage
23% of 31 decks +16% synergy
Akoum Hellkite
20% of 20 decks +20% synergy
Quicksmith Genius
20% of 20 decks +20% synergy
Enthusiastic Mechanaut
20% of 20 decks +19% synergy
Goblin Welder
20% of 20 decks +18% synergy
Goblin Engineer
20% of 20 decks +18% synergy
Budoka Gardener
19% of 31 decks +19% synergy
Kiora's Follower
19% of 31 decks +18% synergy
Patron of the Moon
19% of 47 decks +19% synergy
Ruin Crab
19% of 47 decks +18% synergy
Ob Nixilis, the Fallen
19% of 21 decks +18% synergy
Yarok, the Desecrated
19% of 16 decks +18% synergy
The Gitrog Monster
19% of 16 decks +18% synergy
Risen Reef
16% of 31 decks +15% synergy
Aesi, Tyrant of Gyre Strait
16% of 31 decks +15% synergy
Fertilid
16% of 31 decks +15% synergy
Titania, Protector of Argoth
16% of 31 decks +15% synergy
Kodama of the East Tree
16% of 31 decks +14% synergy
Iron Myr
15% of 20 decks +14% synergy
Cosima, God of the Voyage
15% of 47 decks +14% synergy
Meloku the Clouded Mirror
15% of 47 decks +14% synergy
Instants (37)
Beast Within
39% of 31 decks +20% synergy
Entish Restoration
36% of 11 decks +32% synergy
Growth Spiral
35% of 31 decks +31% synergy
Counterspell
30% of 47 decks +9% synergy
Roiling Regrowth
29% of 31 decks +27% synergy
Negate
28% of 47 decks +16% synergy
Sultai Charm
25% of 16 decks +24% synergy
Joint Exploration
21% of 24 decks +20% synergy
Nature's Claim
19% of 31 decks +14% synergy
Putrefy
19% of 16 decks +15% synergy
Ghostly Flicker
17% of 47 decks +14% synergy
Return to Nature
16% of 31 decks +13% synergy
Heroic Intervention
16% of 31 decks +3% synergy
Jaheira's Respite
15% of 26 decks +15% synergy
Clutch of the Undercity
14% of 21 decks +14% synergy
Eureka Moment
13% of 31 decks +12% synergy
Double Major
13% of 31 decks +12% synergy
Worldly Tutor
13% of 31 decks +6% synergy
Fact or Fiction
13% of 47 decks +9% synergy
Frantic Search
13% of 47 decks +7% synergy
Cyclonic Rift
13% of 47 decks -2% synergy
Unwind
11% of 47 decks +9% synergy
Arcane Denial
11% of 47 decks +1% synergy
An Offer You Can't Refuse
11% of 47 decks +1% synergy
Constant Mists
10% of 31 decks +9% synergy
Simic Charm
10% of 31 decks +9% synergy
Muddle the Mixture
9% of 47 decks +6% synergy
Reality Shift
9% of 47 decks +4% synergy
Swan Song
9% of 47 decks +0% synergy
Fierce Guardianship
9% of 47 decks -0% synergy
Assert Authority
6% of 47 decks +6% synergy
Dizzy Spell
6% of 47 decks +6% synergy
Resculpt
6% of 47 decks +3% synergy
Pongify
6% of 47 decks +1% synergy
Mana Drain
6% of 47 decks -1% synergy
Mystical Tutor
6% of 47 decks -1% synergy
Brainstorm
6% of 47 decks -5% synergy
Sorceries (33)
Kodama's Reach
35% of 31 decks +20% synergy
Villainous Wealth
31% of 16 decks +30% synergy
Sylvan Scrying
29% of 31 decks +28% synergy
Splendid Reclamation
29% of 31 decks +27% synergy
Farseek
29% of 31 decks +13% synergy
Dig Up
25% of 16 decks +24% synergy
Urban Evolution
23% of 31 decks +22% synergy
Cleansing Wildfire
20% of 20 decks +20% synergy
Nahiri's Lithoforming
20% of 20 decks +20% synergy
Brass's Bounty
20% of 20 decks +18% synergy
Broken Bond
19% of 31 decks +18% synergy
Feed the Swarm
19% of 21 decks +10% synergy
Demonic Tutor
19% of 21 decks +7% synergy
Indomitable Creativity
15% of 20 decks +15% synergy
Rise and Shine
15% of 47 decks +14% synergy
Diabolic Tutor
14% of 21 decks +11% synergy
Summer Bloom
13% of 31 decks +12% synergy
Scapeshift
13% of 31 decks +12% synergy
Thoughtcast
13% of 47 decks +11% synergy
Curse of the Swine
11% of 47 decks +8% synergy
Boundless Realms
10% of 31 decks +9% synergy
Far Wanderings
10% of 31 decks +9% synergy
Reshape the Earth
10% of 31 decks +9% synergy
Circuitous Route
10% of 31 decks +8% synergy
Explosive Vegetation
10% of 31 decks +8% synergy
Search for Tomorrow
10% of 31 decks +8% synergy
Migration Path
10% of 31 decks +8% synergy
Harmonize
10% of 31 decks +5% synergy
Walk the Aeons
9% of 47 decks +8% synergy
Reverse Engineer
6% of 47 decks +6% synergy
Universal Surveillance
6% of 47 decks +6% synergy
Flood of Tears
6% of 47 decks +6% synergy
Windfall
6% of 47 decks -0% synergy
Utility Artifacts (33)
Conduit of Worlds
33% of 18 decks +30% synergy
Wayfarer's Bauble
30% of 47 decks +19% synergy
Navigation Orb
17% of 41 decks +16% synergy
Seer's Sundial
17% of 47 decks +16% synergy
Crucible of Worlds
17% of 47 decks +14% synergy
Swiftfoot Boots
17% of 47 decks -11% synergy
Bitterthorn, Nissa's Animus
16% of 19 decks +14% synergy
Dragonspark Reactor
15% of 20 decks +15% synergy
Ghirapur Orrery
15% of 47 decks +14% synergy
Inspiring Statuary
13% of 47 decks +11% synergy
Expedition Map
13% of 47 decks +9% synergy
Sword of the Animist
13% of 47 decks +8% synergy
Pendant of Prosperity
11% of 47 decks +10% synergy
Traveler's Amulet
9% of 47 decks +8% synergy
Amulet of Vigor
9% of 47 decks +8% synergy
Clock of Omens
9% of 47 decks +7% synergy
Zuran Orb
9% of 47 decks +7% synergy
Altar of the Brood
9% of 47 decks +7% synergy
Trading Post
9% of 47 decks +7% synergy
Elixir of Immortality
9% of 47 decks +7% synergy
Idol of Oblivion
9% of 47 decks +5% synergy
Panharmonicon
9% of 47 decks +4% synergy
Armillary Sphere
6% of 47 decks +6% synergy
Horn of Greed
6% of 47 decks +6% synergy
Smuggler's Copter
6% of 47 decks +5% synergy
Mishra's Bauble
6% of 47 decks +5% synergy
Nevinyrral's Disk
6% of 47 decks +5% synergy
Staff of Domination
6% of 47 decks +4% synergy
Thousand-Year Elixir
6% of 47 decks +4% synergy
Sword of Hearth and Home
6% of 47 decks +4% synergy
Maskwood Nexus
6% of 47 decks +4% synergy
Blackblade Reforged
6% of 47 decks +2% synergy
Lightning Greaves
6% of 47 decks -19% synergy
Enchantments (26)
Retreat to Hagra
33% of 21 decks +33% synergy
Retreat to Emeria
30% of 10 decks +30% synergy
Ghirapur Aether Grid
30% of 20 decks +29% synergy
Zendikar's Roil
29% of 31 decks +28% synergy
Druid Class
26% of 31 decks +24% synergy
Storm the Vault
20% of 20 decks +19% synergy
Retreat to Kazandu
19% of 31 decks +18% synergy
Khalni Heart Expedition
19% of 31 decks +18% synergy
Abundance
19% of 31 decks +18% synergy
Rites of Flourishing
16% of 31 decks +15% synergy
Wilderness Reclamation
16% of 31 decks +14% synergy
Retreat to Valakut
15% of 20 decks +15% synergy
Freed from the Real
15% of 47 decks +14% synergy
Curse of the Restless Dead
14% of 21 decks +14% synergy
Exploration
13% of 31 decks +9% synergy
Trade Routes
13% of 47 decks +12% synergy
Rhystic Study
13% of 47 decks -1% synergy
Mystic Remora
11% of 47 decks +2% synergy
Roaring Earth
10% of 31 decks +9% synergy
Court of Bounty
10% of 31 decks +9% synergy
Burgeoning
10% of 31 decks +8% synergy
Sylvan Library
10% of 31 decks +3% synergy
Ior Ruin Expedition
9% of 47 decks +8% synergy
The Antiquities War
6% of 47 decks +6% synergy
Intruder Alarm
6% of 47 decks +5% synergy
Mechanized Production
6% of 47 decks +5% synergy
Planeswalkers (2)
Daretti, Scrap Savant
15% of 20 decks +14% synergy
Nissa, Vital Force
10% of 31 decks +9% synergy
Utility Lands (27)
Bojuka Bog
33% of 21 decks +17% synergy
Guildless Commons
30% of 47 decks +28% synergy
Reliquary Tower
26% of 47 decks -3% synergy
Great Furnace
25% of 20 decks +22% synergy
Temple of the False God
23% of 47 decks +13% synergy
Ghost Town
17% of 47 decks +17% synergy
Yavimaya, Cradle of Growth
15% of 47 decks +6% synergy
Boseiju, Who Endures
13% of 31 decks +4% synergy
Tolaria West
13% of 47 decks +12% synergy
Mystic Sanctuary
13% of 47 decks +6% synergy
Oboro, Palace in the Clouds
11% of 47 decks +10% synergy
Field of Ruin
11% of 47 decks +8% synergy
Seat of the Synod
11% of 47 decks +7% synergy
Darksteel Citadel
11% of 47 decks +6% synergy
Jungle Basin
10% of 31 decks +9% synergy
Alchemist's Refuge
10% of 31 decks +8% synergy
Tranquil Thicket
10% of 31 decks +8% synergy
Coral Atoll
9% of 47 decks +8% synergy
Field of the Dead
9% of 47 decks +5% synergy
Glacial Chasm
6% of 47 decks +6% synergy
Terrain Generator
6% of 47 decks +5% synergy
Halimar Depths
6% of 47 decks +5% synergy
Treasure Vault
6% of 47 decks +4% synergy
Ghost Quarter
6% of 47 decks +3% synergy
Strip Mine
6% of 47 decks +3% synergy
Inventors' Fair
6% of 47 decks +2% synergy
Rogue's Passage
6% of 47 decks -12% synergy
Mana Artifacts (18)
Sol Ring
53% of 47 decks -31% synergy
Arcane Signet
45% of 47 decks -26% synergy
Izzet Signet
30% of 20 decks +23% synergy
Simic Signet
16% of 31 decks +13% synergy
Dimir Signet
14% of 21 decks +6% synergy
Thought Vessel
13% of 47 decks -3% synergy
Fellwar Stone
11% of 47 decks -10% synergy
Springleaf Drum
9% of 47 decks +7% synergy
Sky Diamond
9% of 47 decks +6% synergy
Mind Stone
9% of 47 decks -10% synergy
Relic of Legends
8% of 40 decks +5% synergy
Moonsnare Prototype
6% of 47 decks +6% synergy
Paradise Mantle
6% of 47 decks +6% synergy
Mox Diamond
6% of 47 decks +2% synergy
Lotus Petal
6% of 47 decks -0% synergy
Chrome Mox
6% of 47 decks -0% synergy
Jeweled Lotus
6% of 47 decks -1% synergy
Commander's Sphere
6% of 47 decks -10% synergy
Lands (50)
Obscura Storefront
91% of 47 decks +90% synergy
Brokers Hideout
85% of 47 decks +83% synergy
Maestros Theater
83% of 47 decks +81% synergy
Dimir Aqueduct
71% of 21 decks +67% synergy
Myriad Landscape
64% of 47 decks +43% synergy
Boros Garrison
62% of 8 decks +59% synergy
Golgari Rot Farm
62% of 16 decks +59% synergy
Evolving Wilds
62% of 47 decks +40% synergy
Command Tower
62% of 47 decks -11% synergy
Simic Growth Chamber
61% of 31 decks +57% synergy
Azorius Chancery
60% of 10 decks +57% synergy
Terramorphic Expanse
60% of 47 decks +44% synergy
Izzet Boilerworks
55% of 20 decks +51% synergy
Cabaretti Courtyard
53% of 47 decks +51% synergy
Prairie Stream
50% of 10 decks +43% synergy
Opulent Palace
44% of 16 decks +41% synergy
Gruul Turf
43% of 7 decks +39% synergy
Sacred Foundry
38% of 8 decks +29% synergy
Blighted Woodland
35% of 31 decks +32% synergy
Shire Terrace
33% of 15 decks +32% synergy
Temple of Malady
31% of 16 decks +28% synergy
Hallowed Fountain
30% of 10 decks +21% synergy
Fabled Passage
28% of 47 decks +18% synergy
Exotic Orchard
28% of 47 decks -7% synergy
Sunken Hollow
24% of 21 decks +15% synergy
Tangled Islet
21% of 24 decks +19% synergy
Silverbluff Bridge
20% of 20 decks +19% synergy
Steam Vents
20% of 20 decks +11% synergy
Rimewood Falls
19% of 31 decks +18% synergy
Temple of Mystery
19% of 31 decks +16% synergy
Breeding Pool
19% of 31 decks +10% synergy
Watery Grave
19% of 21 decks +8% synergy
Woodland Cemetery
19% of 16 decks +13% synergy
Contaminated Aquifer
18% of 17 decks +17% synergy
Yavimaya Coast
16% of 31 decks +11% synergy
Misty Rainforest
15% of 47 decks +3% synergy
Temple of Deceit
14% of 21 decks +10% synergy
Choked Estuary
14% of 21 decks +10% synergy
Vineglimmer Snarl
13% of 31 decks +11% synergy
Hinterland Harbor
13% of 31 decks +8% synergy
Scalding Tarn
13% of 47 decks +2% synergy
Prismatic Vista
11% of 47 decks +5% synergy
Flooded Strand
11% of 47 decks +0% synergy
Simic Guildgate
10% of 31 decks +8% synergy
Barkchannel Pathway
10% of 31 decks +8% synergy
Flooded Grove
10% of 31 decks +7% synergy
Tropical Island
10% of 31 decks +7% synergy
Dreamroot Cascade
10% of 31 decks +6% synergy
Flood Plain
9% of 47 decks +8% synergy
Holdout Settlement
9% of 47 decks +8% synergy