Gyre Engineer + Umbral Mantle + Heartstone

Gyre Engineer
Umbral Mantle
Heartstone

Requires
Gyre Engineer must be on the battlefield. Umbral Mantle must be on the battlefield. Heartstone must be on the battlefield. Umbral Mantle attached to Gyre Engineer. Gyre Engineer does not have summoning sickness.
Steps
  1. Activate Gyre Engineer by tapping it, adding .
  2. Activate Gyre Engineer by paying 2 and untapping it, giving itself +2/+2 until end of turn.
  3. Repeat.
Results
Infinitely large Gyre Engineer until end of turn.

Experiment Kraj
2.50% of 1162 decks 29 decks
Kinnan, Bonder Prodigy
0.06% of 11174 decks 7 decks
Top Cards
Incubation Druid
76% of 46 decks +74% synergy
Freed from the Real
74% of 46 decks +73% synergy
Pili-Pala
67% of 46 decks +67% synergy
Gilder Bairn
65% of 46 decks +65% synergy
Biomancer's Familiar
63% of 46 decks +62% synergy
Training Grounds
61% of 46 decks +60% synergy
Gyre Sage
61% of 46 decks +59% synergy
Kami of Whispered Hopes
59% of 27 decks +56% synergy
Pemmin's Aura
59% of 46 decks +58% synergy
Simic Ragworm
57% of 46 decks +57% synergy
Creatures
Brudiclad, Telchor Engineer
75% of 4 decks +74% synergy
Horseshoe Crab
57% of 46 decks +56% synergy
Knacksaw Clique
54% of 46 decks +54% synergy
Master Biomancer
52% of 46 decks +51% synergy
Vigean Graftmage
48% of 46 decks +48% synergy
Plaxcaster Frogling
46% of 46 decks +45% synergy
Arcanis the Omnipotent
46% of 46 decks +45% synergy
Murkfiend Liege
46% of 46 decks +45% synergy
Ilysian Caryatid
43% of 46 decks +42% synergy
Kiora's Follower
43% of 46 decks +42% synergy
Forgotten Ancient
43% of 46 decks +41% synergy
Viridian Joiner
41% of 46 decks +41% synergy
Fathom Mage
41% of 46 decks +40% synergy
Birds of Paradise
41% of 46 decks +29% synergy
Leech Bonder
39% of 46 decks +39% synergy
Cytoplast Manipulator
39% of 46 decks +39% synergy
Fertilid
39% of 46 decks +38% synergy
Rishkar, Peema Renegade
39% of 46 decks +37% synergy
Morphling
37% of 46 decks +37% synergy
Zameck Guildmage
37% of 46 decks +37% synergy
Kinnan, Bonder Prodigy
35% of 46 decks +34% synergy
Llanowar Elves
35% of 46 decks +25% synergy
Krosan Restorer
33% of 46 decks +32% synergy
Argothian Elder
33% of 46 decks +32% synergy
Tyranid Prime
32% of 37 decks +32% synergy
Quicksilver Elemental
30% of 46 decks +30% synergy
Sage of Hours
30% of 46 decks +30% synergy
Marwyn, the Nurturer
30% of 46 decks +29% synergy
Ioreth of the Healing House
29% of 24 decks +28% synergy
Farmstead Gleaner
28% of 46 decks +28% synergy
Defiler of Vigor
28% of 39 decks +26% synergy
Ley Weaver
26% of 46 decks +26% synergy
Simic Manipulator
26% of 46 decks +26% synergy
Vorel of the Hull Clade
26% of 46 decks +25% synergy
Devoted Druid
26% of 46 decks +25% synergy
Herald of Secret Streams
26% of 46 decks +25% synergy
Thornling
24% of 46 decks +24% synergy
Experiment One
24% of 46 decks +24% synergy
Willbreaker
24% of 46 decks +24% synergy
Triskelion
24% of 46 decks +23% synergy
Scavenging Ooze
24% of 46 decks +22% synergy
Fyndhorn Elves
24% of 46 decks +18% synergy
Elvish Mystic
24% of 46 decks +16% synergy
Poison Dart Frog
24% of 17 decks +22% synergy
Archivist
22% of 46 decks +22% synergy
Karametra's Acolyte
22% of 46 decks +21% synergy
Renata, Called to the Hunt
22% of 46 decks +21% synergy
Evolution Sage
22% of 46 decks +18% synergy
Biophagus
22% of 37 decks +21% synergy
Towashi Guide-Bot
20% of 44 decks +20% synergy
Instants
Counterspell
41% of 46 decks +20% synergy
Inspiring Call
39% of 46 decks +36% synergy
Beast Within
35% of 46 decks +16% synergy
Growth Spiral
33% of 46 decks +28% synergy
Silkguard
30% of 44 decks +29% synergy
Worldly Tutor
26% of 46 decks +19% synergy
Voidslime
24% of 46 decks +24% synergy
Krosan Grip
24% of 46 decks +20% synergy
Rapid Hybridization
24% of 46 decks +19% synergy
Legolas's Quick Reflexes
22% of 18 decks +21% synergy
Gaea's Gift
22% of 32 decks +20% synergy
Cyclonic Rift
22% of 46 decks +8% synergy
Pongify
20% of 46 decks +14% synergy
Heroic Intervention
20% of 46 decks +6% synergy
Plasm Capture
17% of 46 decks +17% synergy
Nature's Claim
17% of 46 decks +13% synergy
Snakeskin Veil
15% of 46 decks +13% synergy
Return to Nature
15% of 46 decks +12% synergy
Brainstorm
15% of 46 decks +5% synergy
An Offer You Can't Refuse
15% of 41 decks +5% synergy
Quandrix Command
13% of 46 decks +13% synergy
Simic Charm
13% of 46 decks +12% synergy
Fierce Guardianship
13% of 46 decks +4% synergy
Drown in Dreams
11% of 45 decks +10% synergy
Bioshift
11% of 46 decks +11% synergy
Arcane Denial
11% of 46 decks +1% synergy
Negate
11% of 46 decks -0% synergy
Decisive Denial
9% of 46 decks +8% synergy
Muddle the Mixture
9% of 46 decks +6% synergy
Aetherize
9% of 46 decks +6% synergy
Chord of Calling
9% of 46 decks +6% synergy
Reality Shift
9% of 46 decks +4% synergy
Mystical Tutor
9% of 46 decks +1% synergy
Mana Drain
9% of 46 decks +1% synergy
Swan Song
9% of 46 decks +1% synergy
Incubation // Incongruity
7% of 46 decks +6% synergy
Essence Capture
7% of 46 decks +6% synergy
Vastwood Fortification
7% of 46 decks +6% synergy
Autumn's Veil
7% of 46 decks +6% synergy
Blue Sun's Zenith
7% of 46 decks +5% synergy
Spell Pierce
7% of 46 decks +5% synergy
Dramatic Reversal
7% of 46 decks +4% synergy
Force of Negation
7% of 46 decks +2% synergy
Force of Will
7% of 46 decks +1% synergy
Sorceries
Nature's Lore
24% of 46 decks +9% synergy
Kodama's Reach
22% of 46 decks +7% synergy
Rampant Growth
22% of 46 decks +5% synergy
Cultivate
20% of 46 decks -2% synergy
Three Visits
17% of 46 decks +6% synergy
Farseek
17% of 46 decks +1% synergy
Thrive
15% of 46 decks +15% synergy
Neoform
15% of 46 decks +14% synergy
Contentious Plan
13% of 46 decks +12% synergy
Green Sun's Zenith
13% of 46 decks +10% synergy
Thirsting Roots
11% of 28 decks +10% synergy
Unnatural Restoration
11% of 28 decks +9% synergy
Animist's Awakening
9% of 46 decks +8% synergy
Tezzeret's Gambit
9% of 46 decks +7% synergy
Fabricate
9% of 46 decks +6% synergy
Finale of Devastation
9% of 46 decks +5% synergy
Rishkar's Expertise
9% of 46 decks +4% synergy
Preordain
9% of 46 decks +3% synergy
Ponder
9% of 46 decks +2% synergy
Give // Take
7% of 46 decks +6% synergy
Body of Research
7% of 46 decks +6% synergy
Unexpected Results
7% of 46 decks +6% synergy
Urban Evolution
7% of 46 decks +6% synergy
Finale of Revelation
7% of 46 decks +5% synergy
Bala Ged Recovery
7% of 46 decks +2% synergy
Utility Artifacts
Swiftfoot Boots
54% of 46 decks +26% synergy
Thousand-Year Elixir
46% of 46 decks +43% synergy
Illusionist's Bracers
41% of 46 decks +40% synergy
Lightning Greaves
35% of 46 decks +9% synergy
Rings of Brighthearth
30% of 46 decks +29% synergy
Staff of Domination
30% of 46 decks +29% synergy
Ozolith, the Shattered Spire
19% of 26 decks +16% synergy
Agatha's Soul Cauldron
18% of 22 decks +17% synergy
The Ozolith
17% of 46 decks +14% synergy
The Great Henge
17% of 46 decks +13% synergy
Sting, the Glinting Dagger
12% of 24 decks +11% synergy
Lifecrafter's Bestiary
9% of 46 decks +7% synergy
Moonsilver Key
7% of 45 decks +5% synergy
Sword of the Paruns
7% of 46 decks +6% synergy
Cauldron of Souls
7% of 46 decks +6% synergy
Isochron Scepter
7% of 46 decks +4% synergy
Sensei's Divining Top
7% of 46 decks +1% synergy
Enchantments
Simic Ascendancy
54% of 46 decks +53% synergy
Leyline of Abundance
39% of 46 decks +38% synergy
Master Chef
38% of 39 decks +38% synergy
Hardened Scales
30% of 46 decks +26% synergy
Helix Pinnacle
22% of 46 decks +21% synergy
Primal Empathy
17% of 46 decks +17% synergy
Bred for the Hunt
17% of 46 decks +17% synergy
Quest for Renewal
17% of 46 decks +17% synergy
Rhystic Study
17% of 46 decks +4% synergy
Wizard Class
16% of 45 decks +13% synergy
Guardian Project
15% of 46 decks +11% synergy
Mystic Remora
15% of 46 decks +6% synergy
Court of Garenbrig
14% of 21 decks +12% synergy
Branching Evolution
13% of 46 decks +11% synergy
Elven Chorus
12% of 24 decks +10% synergy
Tribute to the World Tree
11% of 27 decks +7% synergy
Durable Handicraft
11% of 46 decks +11% synergy
Retreat to Kazandu
11% of 46 decks +10% synergy
Asceticism
11% of 46 decks +10% synergy
Cryptolith Rite
11% of 46 decks +9% synergy
Utopia Sprawl
11% of 46 decks +7% synergy
Dismiss into Dream
9% of 46 decks +9% synergy
Hadana's Climb
9% of 46 decks +8% synergy
Mana Reflection
9% of 46 decks +8% synergy
Wilderness Reclamation
9% of 46 decks +7% synergy
Doubling Season
9% of 46 decks +5% synergy
Wild Growth
9% of 46 decks +4% synergy
Shielding Plax
7% of 46 decks +6% synergy
Intruder Alarm
7% of 46 decks +6% synergy
Retreat to Coralhelm
7% of 46 decks +5% synergy
Growing Rites of Itlimoc
7% of 46 decks +4% synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
20% of 46 decks +19% synergy
Kiora, Behemoth Beckoner
9% of 46 decks +8% synergy
Kiora, Master of the Depths
7% of 46 decks +6% synergy
Utility Lands
Oran-Rief, the Vastwood
46% of 46 decks +43% synergy
Novijen, Heart of Progress
43% of 46 decks +43% synergy
Reliquary Tower
41% of 46 decks +12% synergy
Karn's Bastion
33% of 46 decks +28% synergy
Boseiju, Who Endures
27% of 44 decks +18% synergy
Llanowar Reborn
26% of 46 decks +25% synergy
Minamo, School at Water's Edge
26% of 46 decks +24% synergy
Yavimaya, Cradle of Growth
24% of 45 decks +15% synergy
Nesting Grounds
22% of 46 decks +20% synergy
Otawara, Soaring City
20% of 44 decks +12% synergy
Drannith Ruins
20% of 25 decks +19% synergy
Alchemist's Refuge
20% of 46 decks +18% synergy
Mosswort Bridge
17% of 46 decks +13% synergy
Rogue's Passage
15% of 46 decks -4% synergy
Gaea's Cradle
11% of 46 decks +8% synergy
Tyrite Sanctum
9% of 46 decks +7% synergy
Emergence Zone
9% of 46 decks +6% synergy
Temple of the False God
9% of 46 decks -1% synergy
Forge of Heroes
7% of 46 decks +6% synergy
Ancient Tomb
7% of 46 decks -4% synergy
Mana Artifacts
Sol Ring
76% of 46 decks -8% synergy
Arcane Signet
57% of 46 decks -15% synergy
Simic Signet
26% of 46 decks +23% synergy
Basalt Monolith
24% of 46 decks +21% synergy
Talisman of Curiosity
17% of 46 decks +15% synergy
Thought Vessel
17% of 46 decks +1% synergy
Chromatic Lantern
13% of 46 decks +3% synergy
Energy Refractor
11% of 28 decks +10% synergy
Mox Diamond
9% of 46 decks +4% synergy
Mana Crypt
9% of 46 decks -2% synergy
Paradise Mantle
7% of 46 decks +6% synergy
Replicating Ring
7% of 46 decks +5% synergy
Fellwar Stone
7% of 46 decks -14% synergy
Lands
Command Tower
72% of 46 decks -2% synergy
Simic Growth Chamber
50% of 46 decks +46% synergy
Yavimaya Coast
48% of 46 decks +42% synergy
Hinterland Harbor
43% of 46 decks +38% synergy
Breeding Pool
43% of 46 decks +34% synergy
Dreamroot Cascade
38% of 45 decks +34% synergy
Hedge Maze
36% of 11 decks +33% synergy
Flooded Grove
35% of 46 decks +32% synergy
Barkchannel Pathway
33% of 46 decks +31% synergy
Rejuvenating Springs
30% of 46 decks +24% synergy
Misty Rainforest
26% of 46 decks +14% synergy
Evolving Wilds
26% of 46 decks +5% synergy
Tropical Island
22% of 46 decks +19% synergy
Temple of Mystery
22% of 46 decks +18% synergy
Waterlogged Grove
17% of 46 decks +16% synergy
Exotic Orchard
17% of 46 decks -18% synergy
Tangled Islet
15% of 39 decks +14% synergy
Terramorphic Expanse
15% of 46 decks -0% synergy
Botanical Sanctum
13% of 46 decks +12% synergy
Myriad Landscape
13% of 46 decks -7% synergy
Thornwood Falls
11% of 46 decks +9% synergy
Guildmages' Forum
9% of 46 decks +8% synergy
Vineglimmer Snarl
9% of 46 decks +6% synergy
Fabled Passage
9% of 46 decks -1% synergy
Vivid Creek
7% of 46 decks +6% synergy
Vivid Grove
7% of 46 decks +6% synergy
Opal Palace
7% of 46 decks +4% synergy
Reflecting Pool
7% of 46 decks +1% synergy
Prismatic Vista
7% of 46 decks +1% synergy
Wooded Foothills
7% of 46 decks -3% synergy
Polluted Delta
7% of 46 decks -5% synergy
Path of Ancestry
7% of 46 decks -14% synergy