Sandsteppe Mastodon + Stampeding Serow + Sage of Hours

Sandsteppe Mastodon
Stampeding Serow
Sage of Hours

Requires
Sandsteppe Mastodon must be in hand. Stampeding Serow must be on the battlefield. Sage of Hours must be on the battlefield. Sage of Hours has the lowest toughness or is tied for the lowest toughness among creatures you control. Mana needed: 5gg each turn
Steps
  1. Cast Sandsteppe Mastodon by paying 5gg.
  2. Sandsteppe Mastodon enters the battlefield, putting five +1/+1 counters on Sage of Hours.
  3. Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
  4. Move to your next turn.
  5. At the begging of your upkeep, Stampeding Serow triggers, causing you to return Sandsteppe Mastodon from the battlefield to your hand.
  6. Repeat.
Results
Infinite turns.

Top Commanders (2)
Experiment Kraj
0.09% of 1172 decks 1 decks
Ezuri, Claw of Progress
0.02% of 5813 decks 1 decks
Creatures (50)
Stampeding Wildebeests
100% of 2 decks +100% synergy
Roaring Primadox
100% of 2 decks +100% synergy
Gyre Sage
100% of 2 decks +92% synergy
Forgotten Ancient
100% of 2 decks +92% synergy
Fathom Mage
100% of 2 decks +91% synergy
Kami of Whispered Hopes
100% of 1 decks +90% synergy
Llanowar Elves
100% of 2 decks +70% synergy
Alchemist's Apprentice
50% of 2 decks +50% synergy
Cache Raiders
50% of 2 decks +50% synergy
Wakeroot Elemental
50% of 2 decks +50% synergy
Arctic Merfolk
50% of 2 decks +50% synergy
Darting Merfolk
50% of 2 decks +50% synergy
Briar Hydra
50% of 2 decks +50% synergy
Farmstead Gleaner
50% of 2 decks +50% synergy
Archivist
50% of 2 decks +50% synergy
Aberrant
50% of 2 decks +50% synergy
Simic Ragworm
50% of 2 decks +49% synergy
Argothian Elder
50% of 2 decks +49% synergy
Aegis Turtle
50% of 2 decks +49% synergy
Horseshoe Crab
50% of 2 decks +49% synergy
Beastcaller Savant
50% of 2 decks +49% synergy
Pili-Pala
50% of 2 decks +49% synergy
Combine Guildmage
50% of 2 decks +49% synergy
Bloated Toad
50% of 2 decks +49% synergy
Ezuri, Claw of Progress
50% of 2 decks +49% synergy
Aether Channeler
50% of 2 decks +49% synergy
Empress Galina
50% of 2 decks +49% synergy
Benevolent Hydra
50% of 2 decks +48% synergy
Arcanis the Omnipotent
50% of 2 decks +48% synergy
Allosaurus Shepherd
50% of 2 decks +48% synergy
Simic Manipulator
50% of 2 decks +48% synergy
Zameck Guildmage
50% of 2 decks +48% synergy
Boreal Druid
50% of 2 decks +47% synergy
Saryth, the Viper's Fang
50% of 2 decks +47% synergy
Bloated Contaminator
50% of 2 decks +47% synergy
Flux Channeler
50% of 2 decks +46% synergy
Kinnan, Bonder Prodigy
50% of 2 decks +46% synergy
Circle of Dreams Druid
50% of 2 decks +46% synergy
Temur Sabertooth
50% of 2 decks +45% synergy
Tainted Observer
50% of 2 decks +45% synergy
Benthic Biomancer
50% of 2 decks +45% synergy
Bloom Tender
50% of 2 decks +44% synergy
Champion of Lambholt
50% of 2 decks +43% synergy
Arbor Elf
50% of 2 decks +42% synergy
Maraleaf Pixie
50% of 2 decks +41% synergy
Evolution Sage
50% of 2 decks +39% synergy
Incubation Druid
50% of 2 decks +38% synergy
Beast Whisperer
50% of 2 decks +37% synergy
Aesi, Tyrant of Gyre Strait
50% of 2 decks +37% synergy
Cold-Eyed Selkie
50% of 2 decks +36% synergy
Instants (16)
Experimental Augury
100% of 2 decks +95% synergy
Arcane Denial
100% of 2 decks +79% synergy
Battlegrowth
50% of 2 decks +50% synergy
Bind
50% of 2 decks +50% synergy
Aggressive Urge
50% of 2 decks +50% synergy
Clockspinning
50% of 2 decks +50% synergy
Annul
50% of 2 decks +49% synergy
Silkguard
50% of 2 decks +48% synergy
Cancel
50% of 2 decks +48% synergy
Aetherize
50% of 2 decks +42% synergy
Inspiring Call
50% of 2 decks +38% synergy
Worldly Tutor
50% of 2 decks +32% synergy
Brainstorm
50% of 2 decks +32% synergy
An Offer You Can't Refuse
50% of 2 decks +30% synergy
Negate
50% of 2 decks +22% synergy
Counterspell
50% of 2 decks -2% synergy
Sorceries (15)
Acorn Harvest
50% of 2 decks +50% synergy
Amass the Components
50% of 2 decks +50% synergy
Bribery
50% of 2 decks +50% synergy
Personal Tutor
50% of 2 decks +49% synergy
Fungal Sprouting
50% of 2 decks +49% synergy
Titania's Command
50% of 2 decks +48% synergy
Body of Research
50% of 2 decks +47% synergy
Tezzeret's Gambit
50% of 2 decks +45% synergy
Ponder
50% of 2 decks +41% synergy
Farseek
50% of 2 decks +27% synergy
Three Visits
50% of 2 decks +25% synergy
Nature's Lore
50% of 2 decks +18% synergy
Kodama's Reach
50% of 2 decks +7% synergy
Rampant Growth
50% of 2 decks +5% synergy
Cultivate
50% of 2 decks -3% synergy
Utility Artifacts (9)
Staff of Domination
100% of 2 decks +97% synergy
Ozolith, the Shattered Spire
100% of 1 decks +89% synergy
Crystal Chimes
50% of 2 decks +50% synergy
Sword of the Paruns
50% of 2 decks +50% synergy
Aether Spellbomb
50% of 2 decks +50% synergy
Umbral Mantle
50% of 2 decks +49% synergy
The Ozolith
50% of 2 decks +43% synergy
The Great Henge
50% of 2 decks +40% synergy
Swiftfoot Boots
50% of 2 decks +21% synergy
Enchantments (12)
Simic Ascendancy
100% of 2 decks +87% synergy
Aboshan's Desire
50% of 2 decks +50% synergy
Abduction
50% of 2 decks +50% synergy
Mind Over Matter
50% of 2 decks +50% synergy
Abundant Growth
50% of 2 decks +49% synergy
Careful Cultivation
50% of 2 decks +49% synergy
Helix Pinnacle
50% of 2 decks +48% synergy
Master Chef
50% of 2 decks +48% synergy
Asceticism
50% of 2 decks +46% synergy
Pemmin's Aura
50% of 2 decks +46% synergy
Freed from the Real
50% of 2 decks +43% synergy
Hardened Scales
50% of 2 decks +37% synergy
Planeswalkers (1)
Nissa, Voice of Zendikar
50% of 2 decks +47% synergy
Utility Lands (6)
Tyrite Sanctum
50% of 2 decks +49% synergy
Nesting Grounds
50% of 2 decks +49% synergy
Gaea's Cradle
50% of 2 decks +44% synergy
Novijen, Heart of Progress
50% of 2 decks +43% synergy
Oran-Rief, the Vastwood
50% of 2 decks +42% synergy
Reliquary Tower
50% of 2 decks +1% synergy
Mana Artifacts (6)
Sol Ring
100% of 2 decks +19% synergy
Pristine Talisman
50% of 2 decks +50% synergy
Chromatic Lantern
50% of 2 decks +49% synergy
Commander's Sphere
50% of 2 decks +40% synergy
Simic Signet
50% of 2 decks +12% synergy
Arcane Signet
50% of 2 decks -12% synergy
Lands (5)
Rimewood Falls
50% of 2 decks +35% synergy
Tangled Islet
50% of 2 decks +28% synergy
Dreamroot Cascade
50% of 2 decks +14% synergy
Hinterland Harbor
50% of 2 decks -2% synergy
Command Tower
50% of 2 decks -35% synergy