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
2.38% of 1176 decks 28 decks
Kinnan, Bonder Prodigy
0.04% of 12009 decks 5 decks
Kydele, Chosen of Kruphix // Thrasios, Triton Hero
0.82% of 364 decks 3 decks
Kenrith, the Returned King
0.01% of 21513 decks 2 decks
Zaxara, the Exemplary
0.02% of 11646 decks 2 decks
Magus Lucea Kane
0.01% of 10994 decks 1 decks
Averna, the Chaos Bloom
0.03% of 3740 decks 1 decks
Gretchen Titchwillow
0.11% of 876 decks 1 decks
High Synergy Cards
Incubation Druid
77% of 43 decks +72% synergy
Fanatic of Rhonas
80% of 5 decks +70% synergy
Freed from the Real
70% of 43 decks +68% synergy
Gilder Bairn
67% of 43 decks +67% synergy
Pili-Pala
67% of 43 decks +67% synergy
Pemmin's Aura
63% of 43 decks +62% synergy
Biomancer's Familiar
63% of 43 decks +60% synergy
Training Grounds
63% of 43 decks +60% synergy
Kami of Whispered Hopes
67% of 27 decks +59% synergy
Simic Ragworm
58% of 43 decks +58% synergy
Top Cards
Horseshoe Crab
58% of 43 decks +58% synergy
Gyre Sage
58% of 43 decks +54% synergy
Simic Ascendancy
58% of 43 decks +53% synergy
Knacksaw Clique
53% of 43 decks +53% synergy
Master Biomancer
51% of 43 decks +48% synergy
Swiftfoot Boots
51% of 43 decks +23% synergy
Vigean Graftmage
49% of 43 decks +49% synergy
Thousand-Year Elixir
49% of 43 decks +47% synergy
Forgotten Ancient
49% of 43 decks +43% synergy
Arcanis the Omnipotent
47% of 43 decks +45% synergy
Creatures
Brudiclad, Telchor Engineer
75% of 4 decks +71% synergy
Evolution Witness
50% of 6 decks +45% synergy
Plaxcaster Frogling
47% of 43 decks +45% synergy
Kiora's Follower
47% of 43 decks +41% synergy
Morphling
44% of 43 decks +44% synergy
Cytoplast Manipulator
44% of 43 decks +44% synergy
Ilysian Caryatid
44% of 43 decks +42% synergy
Murkfiend Liege
44% of 43 decks +40% synergy
Zameck Guildmage
42% of 43 decks +41% synergy
Fathom Mage
42% of 43 decks +38% synergy
Birds of Paradise
42% of 43 decks +15% synergy
Leech Bonder
40% of 43 decks +39% synergy
Viridian Joiner
40% of 43 decks +39% synergy
Fertilid
40% of 43 decks +37% synergy
Ioreth of the Healing House
38% of 24 decks +36% synergy
Rishkar, Peema Renegade
37% of 43 decks +33% synergy
Tyranid Prime
36% of 36 decks +35% synergy
Sage of Hours
35% of 43 decks +34% synergy
Krosan Restorer
33% of 43 decks +32% synergy
Argothian Elder
33% of 43 decks +32% synergy
Vorel of the Hull Clade
33% of 43 decks +30% synergy
Devoted Druid
33% of 43 decks +30% synergy
Kinnan, Bonder Prodigy
33% of 43 decks +28% synergy
Llanowar Elves
33% of 43 decks +12% synergy
Quicksilver Elemental
30% of 43 decks +30% synergy
Scavenging Ooze
30% of 43 decks +27% synergy
Herald of Secret Streams
28% of 43 decks +25% synergy
Thornling
26% of 43 decks +26% synergy
Farmstead Gleaner
26% of 43 decks +25% synergy
Ley Weaver
26% of 43 decks +25% synergy
Simic Manipulator
26% of 43 decks +25% synergy
Experiment One
26% of 43 decks +25% synergy
Defiler of Vigor
25% of 36 decks +21% synergy
Triskelion
23% of 43 decks +23% synergy
Willbreaker
23% of 43 decks +22% synergy
Biophagus
22% of 36 decks +20% synergy
Renata, Called to the Hunt
21% of 43 decks +19% synergy
Marwyn, the Nurturer
21% of 43 decks +18% synergy
Evolution Sage
21% of 43 decks +14% synergy
Fyndhorn Elves
21% of 43 decks +8% synergy
Elvish Mystic
21% of 43 decks +3% synergy
Towashi Guide-Bot
20% of 41 decks +19% synergy
Archivist
19% of 43 decks +18% synergy
Maraleaf Pixie
19% of 43 decks +17% synergy
Seedborn Muse
19% of 43 decks +10% synergy
Poison Dart Frog
18% of 17 decks +15% synergy
Arwen, Weaver of Hope
17% of 24 decks +14% synergy
Karametra's Acolyte
16% of 43 decks +14% synergy
Walking Ballista
16% of 43 decks +14% synergy
Laboratory Maniac
16% of 43 decks +12% synergy
Instants
Counterspell
42% of 43 decks -1% synergy
Inspiring Call
40% of 43 decks +32% synergy
Beast Within
35% of 43 decks -4% synergy
Silkguard
32% of 41 decks +30% synergy
Worldly Tutor
28% of 43 decks +14% synergy
Growth Spiral
28% of 43 decks +6% synergy
Krosan Grip
26% of 43 decks +18% synergy
Voidslime
23% of 43 decks +21% synergy
Rapid Hybridization
23% of 43 decks +14% synergy
Legolas's Quick Reflexes
22% of 18 decks +19% synergy
Gaea's Gift
22% of 32 decks +18% synergy
Cyclonic Rift
21% of 43 decks -7% synergy
Heroic Intervention
21% of 43 decks -9% synergy
Snakeskin Veil
19% of 43 decks +15% synergy
Nature's Claim
19% of 43 decks +9% synergy
Plasm Capture
16% of 43 decks +15% synergy
Return to Nature
16% of 43 decks +10% synergy
Bioshift
14% of 43 decks +13% synergy
Quandrix Command
14% of 43 decks +12% synergy
Simic Charm
14% of 43 decks +10% synergy
Pongify
14% of 43 decks +2% synergy
Fierce Guardianship
14% of 43 decks -4% synergy
Brainstorm
12% of 43 decks -10% synergy
An Offer You Can't Refuse
11% of 38 decks -10% synergy
Drown in Dreams
10% of 42 decks +8% synergy
Decisive Denial
9% of 43 decks +7% synergy
Chord of Calling
9% of 43 decks +4% synergy
Reality Shift
9% of 43 decks +0% synergy
Mystical Tutor
9% of 43 decks -6% synergy
Mana Drain
9% of 43 decks -6% synergy
Swan Song
9% of 43 decks -7% synergy
Arcane Denial
9% of 43 decks -10% synergy
Negate
9% of 43 decks -14% synergy
Essence Capture
7% of 43 decks +6% synergy
Vastwood Fortification
7% of 43 decks +6% synergy
Autumn's Veil
7% of 43 decks +5% synergy
Blue Sun's Zenith
7% of 43 decks +4% synergy
Spell Pierce
7% of 43 decks +3% synergy
Muddle the Mixture
7% of 43 decks +2% synergy
Aetherize
7% of 43 decks +2% synergy
Force of Negation
7% of 43 decks -2% synergy
Force of Will
7% of 43 decks -4% synergy
Sorceries
Nature's Lore
26% of 43 decks -6% synergy
Rampant Growth
26% of 43 decks -9% synergy
Kodama's Reach
23% of 43 decks -8% synergy
Cultivate
23% of 43 decks -23% synergy
Wave Goodbye
21% of 14 decks +19% synergy
Neoform
19% of 43 decks +13% synergy
Three Visits
19% of 43 decks -6% synergy
Farseek
19% of 43 decks -16% synergy
Thrive
16% of 43 decks +16% synergy
Unnatural Restoration
14% of 28 decks +10% synergy
Green Sun's Zenith
14% of 43 decks +8% synergy
Contentious Plan
12% of 43 decks +10% synergy
Thirsting Roots
11% of 28 decks +8% synergy
Animist's Awakening
9% of 43 decks +8% synergy
Tezzeret's Gambit
9% of 43 decks +6% synergy
Urban Evolution
9% of 43 decks +5% synergy
Fabricate
9% of 43 decks +3% synergy
Finale of Devastation
9% of 43 decks +1% synergy
Preordain
9% of 43 decks -2% synergy
Ponder
9% of 43 decks -4% synergy
Give // Take
7% of 43 decks +7% synergy
Body of Research
7% of 43 decks +6% synergy
Unexpected Results
7% of 43 decks +6% synergy
Finale of Revelation
7% of 43 decks +5% synergy
Rishkar's Expertise
7% of 43 decks -3% synergy
Utility Artifacts
Illusionist's Bracers
44% of 43 decks +43% synergy
Lightning Greaves
35% of 43 decks +9% synergy
Staff of Domination
28% of 43 decks +26% synergy
Rings of Brighthearth
26% of 43 decks +24% synergy
Ozolith, the Shattered Spire
23% of 26 decks +17% synergy
Agatha's Soul Cauldron
23% of 22 decks +21% synergy
The Ozolith
19% of 43 decks +15% synergy
The Great Henge
19% of 43 decks +9% synergy
Sting, the Glinting Dagger
12% of 24 decks +11% synergy
Lifecrafter's Bestiary
9% of 43 decks +5% synergy
Cauldron of Souls
7% of 43 decks +6% synergy
Isochron Scepter
7% of 43 decks +4% synergy
Sensei's Divining Top
7% of 43 decks +1% synergy
Enchantments
Master Chef
39% of 36 decks +37% synergy
Leyline of Abundance
35% of 43 decks +33% synergy
Hardened Scales
35% of 43 decks +26% synergy
Quest for Renewal
19% of 43 decks +17% synergy
Primal Empathy
19% of 43 decks +17% synergy
Rhystic Study
19% of 43 decks -9% synergy
Wizard Class
17% of 42 decks +12% synergy
Helix Pinnacle
16% of 43 decks +15% synergy
Bred for the Hunt
16% of 43 decks +14% synergy
Court of Garenbrig
14% of 21 decks +11% synergy
Branching Evolution
14% of 43 decks +9% synergy
Elven Chorus
12% of 24 decks +8% synergy
Durable Handicraft
12% of 43 decks +12% synergy
Asceticism
12% of 43 decks +9% synergy
Cryptolith Rite
12% of 43 decks +8% synergy
Utopia Sprawl
12% of 43 decks +4% synergy
Guardian Project
12% of 43 decks +3% synergy
Mystic Remora
12% of 43 decks -6% synergy
Tribute to the World Tree
11% of 27 decks +3% synergy
Dismiss into Dream
9% of 43 decks +9% synergy
Retreat to Kazandu
9% of 43 decks +7% synergy
Mana Reflection
9% of 43 decks +7% synergy
Hadana's Climb
9% of 43 decks +7% synergy
Wilderness Reclamation
9% of 43 decks +5% synergy
Doubling Season
9% of 43 decks +0% synergy
Wild Growth
9% of 43 decks -2% synergy
Intruder Alarm
7% of 43 decks +5% synergy
Retreat to Coralhelm
7% of 43 decks +5% synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
16% of 43 decks +15% synergy
Kiora, Master of the Depths
7% of 43 decks +6% synergy
Utility Lands
Oran-Rief, the Vastwood
47% of 43 decks +42% synergy
Novijen, Heart of Progress
44% of 43 decks +43% synergy
Reliquary Tower
42% of 43 decks +12% synergy
Karn's Bastion
33% of 43 decks +27% synergy
Minamo, School at Water's Edge
30% of 43 decks +26% synergy
Boseiju, Who Endures
29% of 41 decks +10% synergy
Yavimaya, Cradle of Growth
26% of 42 decks +17% synergy
Llanowar Reborn
26% of 43 decks +24% synergy
Drannith Ruins
24% of 25 decks +23% synergy
Nesting Grounds
23% of 43 decks +22% synergy
Alchemist's Refuge
23% of 43 decks +16% synergy
Otawara, Soaring City
22% of 41 decks +5% synergy
Mosswort Bridge
19% of 43 decks +8% synergy
Rogue's Passage
16% of 43 decks -3% synergy
Gaea's Cradle
12% of 43 decks +6% synergy
Tyrite Sanctum
9% of 43 decks +7% synergy
Emergence Zone
9% of 43 decks +7% synergy
Temple of the False God
9% of 43 decks -0% synergy
Forge of Heroes
7% of 43 decks +6% synergy
Ancient Tomb
7% of 43 decks -4% synergy
Mana Artifacts
Sol Ring
74% of 43 decks -10% synergy
Arcane Signet
56% of 43 decks -16% synergy
Simic Signet
26% of 43 decks +11% synergy
Basalt Monolith
21% of 43 decks +18% synergy
Thought Vessel
21% of 43 decks +4% synergy
Chromatic Lantern
19% of 43 decks +9% synergy
Talisman of Curiosity
16% of 43 decks +4% synergy
Energy Refractor
9% of 32 decks +9% synergy
Mox Diamond
9% of 43 decks +5% synergy
Mana Crypt
9% of 43 decks +0% synergy
Paradise Mantle
7% of 43 decks +6% synergy
Replicating Ring
7% of 43 decks +5% synergy
Fellwar Stone
7% of 43 decks -14% synergy
Lands
Command Tower
72% of 43 decks -2% synergy
Simic Growth Chamber
51% of 43 decks +31% synergy
Hinterland Harbor
51% of 43 decks +24% synergy
Yavimaya Coast
49% of 43 decks +22% synergy
Breeding Pool
49% of 43 decks +8% synergy
Dreamroot Cascade
45% of 42 decks +27% synergy
Flooded Grove
40% of 43 decks +28% synergy
Barkchannel Pathway
35% of 43 decks +26% synergy
Rejuvenating Springs
35% of 43 decks +6% synergy
Hedge Maze
33% of 12 decks +19% synergy
Misty Rainforest
28% of 43 decks +16% synergy
Tropical Island
23% of 43 decks +9% synergy
Temple of Mystery
23% of 43 decks +6% synergy
Evolving Wilds
21% of 43 decks -0% synergy
Waterlogged Grove
19% of 43 decks +11% synergy
Tangled Islet
17% of 36 decks +9% synergy
Exotic Orchard
16% of 43 decks -19% synergy
Botanical Sanctum
14% of 43 decks +10% synergy
Thornwood Falls
12% of 43 decks +4% synergy
Vineglimmer Snarl
12% of 43 decks +1% synergy
Myriad Landscape
12% of 43 decks -8% synergy
Guildmages' Forum
9% of 43 decks +9% synergy
Fabled Passage
9% of 43 decks +0% synergy
Terramorphic Expanse
9% of 43 decks -6% synergy
Vivid Creek
7% of 43 decks +6% synergy
Vivid Grove
7% of 43 decks +6% synergy
Opal Palace
7% of 43 decks +4% synergy
Reflecting Pool
7% of 43 decks +2% synergy
Prismatic Vista
7% of 43 decks +1% synergy
Simic Guildgate
7% of 43 decks +1% synergy
Wooded Foothills
7% of 43 decks -3% synergy
Polluted Delta
7% of 43 decks -4% synergy
Path of Ancestry
7% of 43 decks -14% synergy