Sage of Hours + Bloodspore Thrinax + Helm of the Host

Sage of Hours
Bloodspore Thrinax
Helm of the Host

Requires
Sage of Hours must be on the battlefield. Bloodspore Thrinax must be on the battlefield. Helm of the Host must be on the battlefield. Helm of the Host attached to Sage of Hours. Bloodspore Thrinax has at least five +1/+1 counters on it.
Steps
  1. At the beginning of your combat phase, Helm of the Host triggers, creating a token copy of Sage of Hours with haste that enters the battlefield with at least five +1/+1 counters on it due to Bloodspore Thrinax.
  2. Activate the Sage of Hours copy by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
  3. Repeat.
Results
Infinite turns.

Reyhan, Last of the Abzan // Sakashima of a Thousand Faces
1.11% of 270 decks 3 decks
Ezuri, Claw of Progress
0.02% of 6258 decks 1 decks
High Synergy Cards
Master Biomancer
100% of 4 decks +96% synergy
Gyre Sage
100% of 4 decks +96% synergy
Fathom Mage
100% of 4 decks +96% synergy
Champion of Lambholt
100% of 4 decks +93% synergy
Inspiring Call
100% of 4 decks +92% synergy
Creatures
Gruff Triplets
100% of 1 decks +98% synergy
Arwen, Weaver of Hope
100% of 1 decks +97% synergy
Corpsejack Menace
100% of 3 decks +95% synergy
Kami of Whispered Hopes
100% of 2 decks +92% synergy
Hangarback Walker
75% of 4 decks +74% synergy
Walking Ballista
75% of 4 decks +72% synergy
Ukkima, Stalking Shadow
67% of 3 decks +66% synergy
Winding Constrictor
67% of 3 decks +63% synergy
Crystalline Crawler
50% of 4 decks +50% synergy
Triskelion
50% of 4 decks +50% synergy
Vorel of the Hull Clade
50% of 4 decks +47% synergy
Herald of Secret Streams
50% of 4 decks +47% synergy
Kalonian Hydra
50% of 4 decks +47% synergy
Scavenging Ooze
50% of 4 decks +46% synergy
Thrummingbird
50% of 4 decks +46% synergy
Kodama of the West Tree
50% of 4 decks +46% synergy
Incubation Druid
50% of 4 decks +45% synergy
Forgotten Ancient
50% of 4 decks +44% synergy
Avenger of Zendikar
50% of 4 decks +40% synergy
Birds of Paradise
50% of 4 decks +23% synergy
Skullbriar, the Walking Grave
33% of 3 decks +33% synergy
Sarulf, Realm Eater
33% of 3 decks +33% synergy
Adaptive Sporesinger
33% of 3 decks +33% synergy
Glissa, the Traitor
33% of 3 decks +33% synergy
Grakmaw, Skyclave Ravager
33% of 3 decks +33% synergy
Grimgrin, Corpse-Born
33% of 3 decks +32% synergy
Evil Twin
33% of 3 decks +32% synergy
Skithiryx, the Blight Dragon
33% of 3 decks +32% synergy
Mikaeus, the Unhallowed
33% of 3 decks +31% synergy
Tekuthal, Inquiry Dominus
33% of 3 decks +30% synergy
Yarok, the Desecrated
33% of 3 decks +30% synergy
Yahenni, Undying Partisan
33% of 3 decks +30% synergy
Jarad, Golgari Lich Lord
33% of 3 decks +30% synergy
Yawgmoth, Thran Physician
33% of 3 decks +30% synergy
Carrion Feeder
33% of 3 decks +28% synergy
Cankerbloom
33% of 3 decks +26% synergy
Spike Weaver
25% of 4 decks +25% synergy
Mindless Automaton
25% of 4 decks +25% synergy
Gargoyle Flock
25% of 4 decks +25% synergy
Towering Titan
25% of 4 decks +25% synergy
Cultivator of Blades
25% of 4 decks +25% synergy
Verdurous Gearhulk
25% of 4 decks +24% synergy
Zameck Guildmage
25% of 4 decks +24% synergy
Iridescent Hornbeetle
25% of 4 decks +24% synergy
Ochre Jelly
25% of 4 decks +24% synergy
Vastwood Hydra
25% of 4 decks +24% synergy
Toothy, Imaginary Friend
25% of 4 decks +24% synergy
Pollenbright Druid
25% of 4 decks +24% synergy
Tuskguard Captain
25% of 4 decks +24% synergy
Pir, Imaginative Rascal
25% of 4 decks +24% synergy
Instants
Putrefy
67% of 3 decks +51% synergy
Solidarity of Heroes
50% of 4 decks +49% synergy
Counterspell
50% of 4 decks +7% synergy
Barrier Breach
25% of 4 decks +25% synergy
Silkguard
25% of 4 decks +23% synergy
Arachnogenesis
25% of 4 decks +23% synergy
Aetherize
25% of 4 decks +20% synergy
Chord of Calling
25% of 4 decks +19% synergy
Krosan Grip
25% of 4 decks +17% synergy
Rapid Hybridization
25% of 4 decks +16% synergy
Cyclonic Rift
25% of 4 decks -3% synergy
Beast Within
25% of 4 decks -14% synergy
Sorceries
Toxic Deluge
67% of 3 decks +49% synergy
Irenicus's Vile Duplication
50% of 4 decks +46% synergy
Kodama's Reach
50% of 4 decks +18% synergy
Farseek
50% of 4 decks +16% synergy
Mythos of Brokkos
33% of 3 decks +32% synergy
Maelstrom Pulse
33% of 3 decks +31% synergy
Unnatural Restoration
33% of 3 decks +29% synergy
Victimize
33% of 3 decks +22% synergy
Demonic Tutor
33% of 3 decks +11% synergy
Verdant Confluence
25% of 4 decks +25% synergy
Body of Research
25% of 4 decks +24% synergy
Vastwood Surge
25% of 4 decks +24% synergy
Repudiate // Replicate
25% of 4 decks +24% synergy
Croaking Counterpart
25% of 4 decks +23% synergy
Tezzeret's Gambit
25% of 4 decks +21% synergy
Overwhelming Stampede
25% of 4 decks +19% synergy
Green Sun's Zenith
25% of 4 decks +19% synergy
Skyshroud Claim
25% of 4 decks +16% synergy
Shamanic Revelation
25% of 4 decks +16% synergy
Three Visits
25% of 4 decks +0% synergy
Nature's Lore
25% of 4 decks -7% synergy
Rampant Growth
25% of 4 decks -10% synergy
Cultivate
25% of 4 decks -21% synergy
Utility Artifacts
Ozolith, the Shattered Spire
100% of 2 decks +94% synergy
The Ozolith
75% of 4 decks +72% synergy
Cauldron of Souls
50% of 4 decks +49% synergy
Sword of Truth and Justice
50% of 4 decks +49% synergy
Birthing Pod
50% of 4 decks +47% synergy
The Great Henge
50% of 4 decks +40% synergy
Swiftfoot Boots
50% of 4 decks +22% synergy
Dragon Throne of Tarkir
25% of 4 decks +25% synergy
Blade of Shared Souls
25% of 4 decks +25% synergy
Fractal Harness
25% of 4 decks +24% synergy
Contagion Engine
25% of 4 decks +24% synergy
Mirror Box
25% of 4 decks +24% synergy
Akroma's Memorial
25% of 4 decks +24% synergy
Contagion Clasp
25% of 4 decks +24% synergy
Blade of Selves
25% of 4 decks +24% synergy
Bow of Nylea
25% of 4 decks +23% synergy
Panharmonicon
25% of 4 decks +21% synergy
Ashnod's Altar
25% of 4 decks +17% synergy
Skullclamp
25% of 4 decks +13% synergy
Lightning Greaves
25% of 4 decks -0% synergy
Enchantments
Court of Garenbrig
100% of 1 decks +96% synergy
Hardened Scales
75% of 4 decks +66% synergy
Death's Presence
50% of 4 decks +49% synergy
Greater Good
50% of 4 decks +45% synergy
Branching Evolution
50% of 4 decks +45% synergy
Simic Ascendancy
50% of 4 decks +45% synergy
Tribute to the World Tree
50% of 2 decks +42% synergy
Guardian Project
50% of 4 decks +41% synergy
Journey to Eternity
33% of 3 decks +30% synergy
Evolutionary Escalation
25% of 4 decks +25% synergy
Master Chef
25% of 4 decks +23% synergy
Inexorable Tide
25% of 4 decks +22% synergy
Asceticism
25% of 4 decks +22% synergy
Kenrith's Transformation
25% of 4 decks +18% synergy
Utopia Sprawl
25% of 4 decks +17% synergy
Doubling Season
25% of 4 decks +16% synergy
Sylvan Library
25% of 4 decks +13% synergy
Garruk's Uprising
25% of 4 decks +10% synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
50% of 4 decks +49% synergy
Nissa, Voice of Zendikar
50% of 4 decks +49% synergy
Utility Lands
Karn's Bastion
75% of 4 decks +70% synergy
Llanowar Reborn
50% of 4 decks +48% synergy
Rogue's Passage
50% of 4 decks +31% synergy
Reliquary Tower
50% of 4 decks +21% synergy
Dreadship Reef
33% of 3 decks +33% synergy
Mirrorpool
25% of 4 decks +24% synergy
Cascading Cataracts
25% of 4 decks +24% synergy
Novijen, Heart of Progress
25% of 4 decks +23% synergy
Inventors' Fair
25% of 4 decks +21% synergy
Castle Garenbrig
25% of 4 decks +20% synergy
Buried Ruin
25% of 4 decks +20% synergy
Mana Artifacts
Arcane Signet
100% of 4 decks +28% synergy
Sol Ring
100% of 4 decks +16% synergy
Staff of Compleation
33% of 3 decks +32% synergy
Golgari Signet
33% of 3 decks +21% synergy
Dimir Signet
33% of 3 decks +4% synergy
Astral Cornucopia
25% of 4 decks +24% synergy
Everflowing Chalice
25% of 4 decks +20% synergy
Talisman of Curiosity
25% of 4 decks +13% synergy
Simic Signet
25% of 4 decks +10% synergy
Lands
Command Tower
75% of 4 decks +1% synergy
Watery Grave
67% of 3 decks +26% synergy
Overgrown Tomb
67% of 3 decks +24% synergy
Temple of Mystery
50% of 4 decks +33% synergy
Hinterland Harbor
50% of 4 decks +23% synergy
Breeding Pool
50% of 4 decks +9% synergy
Bayou
33% of 3 decks +20% synergy
Underground Sea
33% of 3 decks +19% synergy
Temple of Malady
33% of 3 decks +17% synergy
Temple of Deceit
33% of 3 decks +17% synergy
Dimir Aqueduct
33% of 3 decks +16% synergy
Golgari Rot Farm
33% of 3 decks +16% synergy
Underground River
33% of 3 decks +14% synergy
Drowned Catacomb
33% of 3 decks +8% synergy
Llanowar Wastes
33% of 3 decks +8% synergy
Morphic Pool
33% of 3 decks +7% synergy
Undergrowth Stadium
33% of 3 decks +7% synergy
Opulent Palace
33% of 3 decks +7% synergy
Gemstone Mine
25% of 4 decks +24% synergy
Vivid Creek
25% of 4 decks +24% synergy
Vivid Grove
25% of 4 decks +24% synergy
Littjara Mirrorlake
25% of 4 decks +23% synergy
Opal Palace
25% of 4 decks +22% synergy
Spire of Industry
25% of 4 decks +22% synergy
Polluted Delta
25% of 4 decks +14% synergy
Verdant Catacombs
25% of 4 decks +14% synergy
Misty Rainforest
25% of 4 decks +13% synergy
Tropical Island
25% of 4 decks +11% synergy
Terramorphic Expanse
25% of 4 decks +9% synergy
Myriad Landscape
25% of 4 decks +5% synergy
Simic Growth Chamber
25% of 4 decks +5% synergy
Evolving Wilds
25% of 4 decks +4% synergy
Path of Ancestry
25% of 4 decks +4% synergy
Yavimaya Coast
25% of 4 decks -1% synergy
Rejuvenating Springs
25% of 4 decks -4% synergy