Gilder Bairn + Cryptolith Rite + Biomancer's Familiar

Gilder Bairn
Cryptolith Rite
Biomancer's Familiar

Requires
Gilder Bairn must be on the battlefield. Cryptolith Rite must be on the battlefield. Biomancer's Familiar must be on the battlefield. Gilder Bairn does not have summoning sickness.
Steps
  1. Activate Gilder Bairn by tapping it, adding gu.
  2. Activate Gilder Bairn by paying gu and untapping it, doubling each counter on target permanent.
  3. Repeat.
Results
Infinite proliferate.

Tazri, Stalwart Survivor
0.45% of 1780 decks 8 decks
Experiment Kraj
0.51% of 1176 decks 6 decks
Ezuri, Stalker of Spheres
0.06% of 3420 decks 2 decks
Kros, Defense Contractor
0.04% of 2303 decks 1 decks
Riku of Two Reflections
0.02% of 4895 decks 1 decks
Atraxa, Grand Unifier
0.01% of 14209 decks 1 decks
Rukarumel, Biologist
0.04% of 2789 decks 1 decks
Kruphix, God of Horizons
0.03% of 3079 decks 1 decks
The Swarmlord
0.05% of 2202 decks 1 decks
Tanazir Quandrix
0.12% of 860 decks 1 decks
Maelstrom Wanderer
0.02% of 5785 decks 1 decks
Gretchen Titchwillow
0.11% of 876 decks 1 decks
Elmar, Ulvenwald Informant // Hargilde, Kindly Runechanter
0.18% of 564 decks 1 decks
Vorel of the Hull Clade
0.05% of 2082 decks 1 decks
Derevi, Empyrial Tactician
0.01% of 7409 decks 1 decks
Kinnan, Bonder Prodigy
0.01% of 12009 decks 1 decks
Grolnok, the Omnivore
0.02% of 5055 decks 1 decks
Kianne, Dean of Substance
0.62% of 160 decks 1 decks
High Synergy Cards
Dynaheir, Invoker Adept
80% of 10 decks +79% synergy
Zirda, the Dawnwaker
80% of 10 decks +77% synergy
Training Grounds
79% of 34 decks +77% synergy
Agatha of the Vile Cauldron
70% of 10 decks +68% synergy
Jegantha, the Wellspring
67% of 9 decks +60% synergy
Hateflayer
54% of 13 decks +54% synergy
Kenrith, the Returned King
56% of 9 decks +52% synergy
Tyvar, Jubilant Brawler
55% of 11 decks +50% synergy
Patrol Signaler
47% of 15 decks +47% synergy
Svella, Ice Shaper
46% of 13 decks +45% synergy
Top Cards
Swords to Plowshares
47% of 15 decks -16% synergy
Kinnan, Bonder Prodigy
44% of 34 decks +40% synergy
Cultivate
44% of 34 decks -2% synergy
Simic Ascendancy
41% of 34 decks +36% synergy
Order of Whiteclay
40% of 15 decks +40% synergy
Faeburrow Elder
40% of 15 decks +28% synergy
Rhythm of the Wild
38% of 13 decks +15% synergy
Knacksaw Clique
38% of 34 decks +38% synergy
Master Biomancer
38% of 34 decks +35% synergy
Incubation Druid
38% of 34 decks +33% synergy
Creatures
Gyre Sage
35% of 34 decks +31% synergy
Kami of Whispered Hopes
34% of 29 decks +27% synergy
Chulane, Teller of Tales
33% of 15 decks +28% synergy
Chainer, Nightmare Adept
33% of 9 decks +28% synergy
Noble Hierarch
33% of 15 decks +17% synergy
Ignoble Hierarch
33% of 9 decks +8% synergy
Fathom Mage
32% of 34 decks +28% synergy
Rishkar, Peema Renegade
32% of 34 decks +28% synergy
Kiora's Follower
32% of 34 decks +27% synergy
Seedborn Muse
32% of 34 decks +24% synergy
Ioreth of the Healing House
32% of 25 decks +30% synergy
Crackleburr
31% of 13 decks +31% synergy
Vexing Shusher
31% of 13 decks +28% synergy
Duergar Mine-Captain
30% of 10 decks +30% synergy
Samut, Voice of Dissent
30% of 10 decks +27% synergy
Pili-Pala
29% of 34 decks +29% synergy
Birds of Paradise
29% of 34 decks +3% synergy
Gretchen Titchwillow
27% of 33 decks +26% synergy
Havengul Lich
27% of 11 decks +26% synergy
Deathrite Shaman
27% of 11 decks +15% synergy
Puresight Merrow
27% of 15 decks +27% synergy
Drumbellower
27% of 15 decks +24% synergy
Selfless Spirit
27% of 15 decks +22% synergy
Mother of Runes
27% of 15 decks +20% synergy
Shalai, Voice of Plenty
27% of 15 decks +20% synergy
Plaxcaster Frogling
26% of 34 decks +25% synergy
Vorel of the Hull Clade
26% of 34 decks +24% synergy
Murkfiend Liege
26% of 34 decks +22% synergy
Evolution Sage
26% of 34 decks +19% synergy
Pippin, Guard of the Citadel
25% of 12 decks +21% synergy
Sage of Hours
24% of 34 decks +23% synergy
Thrasios, Triton Hero
24% of 34 decks +21% synergy
Forgotten Ancient
24% of 34 decks +18% synergy
Bloom Tender
24% of 34 decks +16% synergy
Raggadragga, Goreguts Boss
23% of 13 decks +23% synergy
Goro-Goro, Disciple of Ryusei
23% of 13 decks +21% synergy
Inga and Esika
22% of 27 decks +17% synergy
Kodama of the West Tree
21% of 33 decks +17% synergy
Leech Bonder
21% of 34 decks +21% synergy
Vigean Graftmage
21% of 34 decks +20% synergy
Horseshoe Crab
21% of 34 decks +20% synergy
Argothian Elder
21% of 34 decks +20% synergy
Arcanis the Omnipotent
21% of 34 decks +19% synergy
Mikaeus, the Lunarch
20% of 15 decks +18% synergy
Avacyn's Pilgrim
20% of 15 decks +5% synergy
Tyranid Prime
19% of 32 decks +18% synergy
Biophagus
19% of 32 decks +17% synergy
Arwen, Weaver of Hope
18% of 22 decks +15% synergy
Crystalline Crawler
18% of 34 decks +17% synergy
Renata, Called to the Hunt
18% of 34 decks +15% synergy
Instants
Ripples of Potential
30% of 10 decks +27% synergy
Worldly Tutor
29% of 34 decks +15% synergy
Cyclonic Rift
29% of 34 decks +1% synergy
Beast Within
29% of 34 decks -9% synergy
Enlightened Tutor
27% of 15 decks +9% synergy
Deflecting Swat
23% of 13 decks +7% synergy
Dramatic Reversal
21% of 34 decks +15% synergy
Swan Song
21% of 34 decks +4% synergy
Fierce Guardianship
21% of 34 decks +3% synergy
Heroic Intervention
21% of 34 decks -9% synergy
Counterspell
21% of 34 decks -22% synergy
Flawless Maneuver
20% of 15 decks +10% synergy
Eladamri's Call
20% of 15 decks +9% synergy
Path to Exile
20% of 15 decks -25% synergy
Inspiring Call
15% of 34 decks +7% synergy
Rapid Hybridization
15% of 34 decks +5% synergy
Arcane Denial
15% of 34 decks -5% synergy
Negate
15% of 34 decks -8% synergy
Silkguard
12% of 33 decks +10% synergy
Double Major
12% of 33 decks +8% synergy
Shared Summons
12% of 34 decks +10% synergy
Chord of Calling
12% of 34 decks +6% synergy
Mana Drain
12% of 34 decks -3% synergy
An Offer You Can't Refuse
9% of 33 decks -11% synergy
Bioshift
9% of 34 decks +8% synergy
Whir of Invention
9% of 34 decks +6% synergy
Krosan Grip
9% of 34 decks +1% synergy
Mystical Tutor
9% of 34 decks -6% synergy
Sorceries
Farseek
35% of 34 decks +1% synergy
Kodama's Reach
32% of 34 decks +1% synergy
Demonic Tutor
27% of 11 decks +5% synergy
Rampant Growth
24% of 34 decks -11% synergy
Nature's Lore
21% of 34 decks -11% synergy
Farewell
20% of 15 decks +7% synergy
Unnatural Restoration
16% of 31 decks +12% synergy
Green Sun's Zenith
15% of 34 decks +8% synergy
Three Visits
15% of 34 decks -10% synergy
Thirsting Roots
13% of 31 decks +11% synergy
Oversimplify
9% of 33 decks +8% synergy
Tezzeret's Gambit
9% of 34 decks +5% synergy
Fabricate
9% of 34 decks +3% synergy
Utility Artifacts
Illusionist's Bracers
32% of 34 decks +31% synergy
Thousand-Year Elixir
32% of 34 decks +30% synergy
Ozolith, the Shattered Spire
26% of 27 decks +20% synergy
Agatha's Soul Cauldron
24% of 21 decks +22% synergy
Umbral Mantle
24% of 34 decks +23% synergy
The Ozolith
24% of 34 decks +20% synergy
The Great Henge
24% of 34 decks +14% synergy
Heartstone
18% of 34 decks +17% synergy
Rings of Brighthearth
18% of 34 decks +16% synergy
Lithoform Engine
15% of 33 decks +14% synergy
Staff of Domination
15% of 34 decks +13% synergy
Isochron Scepter
15% of 34 decks +12% synergy
Swiftfoot Boots
15% of 34 decks -13% synergy
Darksteel Reactor
12% of 34 decks +12% synergy
Agent's Toolkit
9% of 33 decks +8% synergy
Lightning Greaves
9% of 34 decks -17% synergy
Enchantments
Elven Chorus
33% of 24 decks +29% synergy
Pemmin's Aura
32% of 34 decks +31% synergy
Freed from the Real
32% of 34 decks +30% synergy
Hardened Scales
29% of 34 decks +21% synergy
Leyline of Abundance
26% of 34 decks +25% synergy
Quest for Renewal
24% of 34 decks +22% synergy
Smothering Tithe
20% of 15 decks -5% synergy
Inexorable Tide
18% of 34 decks +15% synergy
Doubling Season
18% of 34 decks +9% synergy
Rhystic Study
18% of 34 decks -10% synergy
Guardian Project
15% of 34 decks +6% synergy
Master Chef
12% of 33 decks +11% synergy
Branching Evolution
12% of 33 decks +7% synergy
Song of Freyalise
12% of 34 decks +11% synergy
Bred for the Hunt
12% of 34 decks +9% synergy
Tribute to the World Tree
10% of 29 decks +2% synergy
Mana Reflection
9% of 34 decks +7% synergy
Intruder Alarm
9% of 34 decks +7% synergy
Retreat to Coralhelm
9% of 34 decks +6% synergy
Zendikar Resurgent
9% of 34 decks +6% synergy
Mystic Remora
9% of 34 decks -9% synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
9% of 34 decks +8% synergy
Nissa, Voice of Zendikar
9% of 34 decks +8% synergy
Jace, Wielder of Mysteries
9% of 34 decks +5% synergy
Utility Lands
Yavimaya, Cradle of Growth
30% of 33 decks +21% synergy
Karn's Bastion
26% of 34 decks +21% synergy
Reliquary Tower
24% of 34 decks -6% synergy
Boseiju, Who Endures
21% of 33 decks +2% synergy
Rogue's Passage
21% of 34 decks +1% synergy
Novijen, Heart of Progress
18% of 34 decks +16% synergy
Oran-Rief, the Vastwood
18% of 34 decks +13% synergy
Alchemist's Refuge
18% of 34 decks +11% synergy
Drannith Ruins
15% of 27 decks +14% synergy
Nesting Grounds
15% of 34 decks +13% synergy
Otawara, Soaring City
12% of 33 decks -5% synergy
Llanowar Reborn
12% of 34 decks +10% synergy
Lumbering Falls
12% of 34 decks +9% synergy
Minamo, School at Water's Edge
12% of 34 decks +8% synergy
Urza's Saga
9% of 33 decks +2% synergy
Academy Ruins
9% of 34 decks +4% synergy
Mana Artifacts
Sol Ring
74% of 34 decks -11% synergy
Arcane Signet
53% of 34 decks -19% synergy
Paradise Mantle
35% of 34 decks +35% synergy
Chromatic Lantern
24% of 34 decks +14% synergy
Simic Signet
24% of 34 decks +9% synergy
Astral Cornucopia
21% of 34 decks +19% synergy
Everflowing Chalice
21% of 34 decks +16% synergy
Chromatic Orrery
15% of 33 decks +14% synergy
Jeweled Lotus
12% of 33 decks +6% synergy
Basalt Monolith
12% of 34 decks +9% synergy
Talisman of Curiosity
12% of 34 decks -1% synergy
Thought Vessel
12% of 34 decks -5% synergy
Fellwar Stone
12% of 34 decks -9% synergy
Chrome Mox
9% of 34 decks +2% synergy
Lands
Command Tower
79% of 34 decks +6% synergy
Ketria Triome
62% of 13 decks +29% synergy
Breeding Pool
56% of 34 decks +15% synergy
Spara's Headquarters
47% of 15 decks +15% synergy
Temple Garden
47% of 15 decks +6% synergy
Taiga
46% of 13 decks +33% synergy
Volcanic Island
46% of 13 decks +32% synergy
Stomping Ground
46% of 13 decks +5% synergy
Overgrown Tomb
45% of 11 decks +3% synergy
Savannah
40% of 15 decks +27% synergy
Hallowed Fountain
40% of 15 decks -1% synergy
Steam Vents
38% of 13 decks -1% synergy
Bayou
36% of 11 decks +23% synergy
Underground Sea
36% of 11 decks +22% synergy
Watery Grave
36% of 11 decks -5% synergy
Tundra
33% of 15 decks +19% synergy
Plateau
30% of 10 decks +17% synergy
Raugrin Triome
30% of 10 decks +3% synergy
Jetmir's Garden
30% of 10 decks -3% synergy
Simic Growth Chamber
29% of 34 decks +10% synergy
Barkchannel Pathway
27% of 33 decks +18% synergy
Scrubland
27% of 11 decks +14% synergy
Raffine's Tower
27% of 11 decks -1% synergy
Rejuvenating Springs
27% of 33 decks -1% synergy
Godless Shrine
27% of 11 decks -14% synergy
Misty Rainforest
26% of 34 decks +15% synergy
Tropical Island
26% of 34 decks +12% synergy
Flooded Strand
24% of 34 decks +13% synergy
Temple of Mystery
24% of 34 decks +6% synergy
Hinterland Harbor
24% of 34 decks -4% synergy
Exotic Orchard
24% of 34 decks -12% synergy
Frontier Bivouac
23% of 13 decks -4% synergy
Dreamroot Cascade
21% of 33 decks +3% synergy
Evolving Wilds
21% of 34 decks -0% synergy
Yavimaya Coast
21% of 34 decks -6% synergy
Bountiful Promenade
20% of 15 decks -4% synergy
Seaside Citadel
20% of 15 decks -6% synergy
Vineglimmer Snarl
18% of 33 decks +8% synergy
Reflecting Pool
18% of 34 decks +12% synergy
Windswept Heath
18% of 34 decks +7% synergy
Flooded Grove
18% of 34 decks +6% synergy
Wooded Foothills
15% of 34 decks +5% synergy
Scalding Tarn
15% of 34 decks +4% synergy
Polluted Delta
15% of 34 decks +3% synergy
Verdant Catacombs
15% of 34 decks +3% synergy
Terramorphic Expanse
15% of 34 decks -1% synergy
Tangled Islet
12% of 33 decks +5% synergy
Mana Confluence
12% of 34 decks +4% synergy
Fabled Passage
12% of 34 decks +3% synergy
Arid Mesa
12% of 34 decks +1% synergy