Sprout Swarm
Doubling Season
Primal Vigor
Parallel Lives
1

   Prerequisites

What do I need to start this combo?
Sprout Swarm in hand.
All other permanents on the battlefield.
4 available

   Steps

How does this combo work?
1
Cast Sprout Swarm with buyback for 4, creating eight 1/1 green Saproling token.
2
Cast Sprout Swarm with buyback, tapping five green 1/1 Saproling tokens to pay for it using convoke.
3
Repeat from step 2.

   Results

What do I get from this combo?
Infinite creature tokens
Infinite ETB
Infinite magecraft triggers
Infinite storm count
Slimefoot, the Stowaway
3.53% of 5077 decks 179 decks
Shroofus Sproutsire
3.29% of 4374 decks 144 decks
Ghave, Guru of Spores
1.12% of 6608 decks 74 decks
Thromok the Insatiable
1.55% of 2070 decks 32 decks
The Mycotyrant
0.32% of 8789 decks 28 decks
Chatterfang, Squirrel General
0.13% of 18680 decks 24 decks
Nemata, Grove Guardian
10.00% of 190 decks 19 decks
Adrix and Nev, Twincasters
0.26% of 7026 decks 18 decks
Baylen, the Haymaker
0.10% of 14678 decks 15 decks
Rhys the Redeemed
0.27% of 4414 decks 12 decks
Nemata, Primeval Warden
1.02% of 1173 decks 12 decks
Ulasht, the Hate Seed
2.06% of 533 decks 11 decks
Peregrin Took
1.71% of 468 decks 8 decks
Esix, Fractal Bloom
0.20% of 3449 decks 7 decks
Emmara, Soul of the Accord
0.14% of 4267 decks 6 decks
Thelon of Havenwood
0.77% of 778 decks 6 decks
Cadira, Caller of the Small
0.15% of 4017 decks 6 decks
Trostani, Selesnya's Voice
0.10% of 4820 decks 5 decks
New Cards
Elspeth, Storm Slayer
40% of 15 decks +36% synergy
Infantry Shield
14% of 7 decks +12% synergy
Shock Brigade
14% of 7 decks +14% synergy
Felothar, Dawn of the Abzan
14% of 7 decks +13% synergy
Will of the Mardu
7% of 15 decks +4% synergy
High Synergy Cards
Anointed Procession
81% of 191 decks +73% synergy
Deathspore Thallid
67% of 389 decks +67% synergy
Tendershoot Dryad
68% of 762 decks +66% synergy
Mycoloth
64% of 762 decks +63% synergy
Artifact Mutation
61% of 119 decks +57% synergy
Nemata, Primeval Warden
56% of 389 decks +54% synergy
Utopia Mycon
55% of 762 decks +54% synergy
Second Harvest
56% of 762 decks +51% synergy
Saproling Symbiosis
51% of 762 decks +51% synergy
Adrix and Nev, Twincasters
55% of 75 decks +49% synergy
Top Cards
Mondrak, Glory Dominus
56% of 191 decks +48% synergy
Skullclamp
53% of 762 decks +41% synergy
Cultivate
52% of 762 decks +7% synergy
Zulaport Cutthroat
49% of 389 decks +40% synergy
Sporemound
49% of 762 decks +47% synergy
Brightcap Badger
47% of 448 decks +46% synergy
Psychotrope Thallid
47% of 762 decks +46% synergy
Ojer Taq, Deepest Foundation
46% of 149 decks +41% synergy
Blood Artist
44% of 389 decks +32% synergy
Verdant Force
44% of 762 decks +43% synergy
Game Changers
Rhystic Study
33% of 75 decks +7% synergy
Aura Shards
30% of 191 decks +22% synergy
Smothering Tithe
30% of 191 decks +6% synergy
Enlightened Tutor
19% of 191 decks +2% synergy
Gaea's Cradle
17% of 762 decks +11% synergy
Worldly Tutor
16% of 762 decks +2% synergy
Seedborn Muse
12% of 762 decks +3% synergy
Urza, Lord High Artificer
7% of 75 decks +3% synergy
Field of the Dead
6% of 762 decks +3% synergy
Natural Order
5% of 762 decks +3% synergy
Creatures
Pitiless Plunderer
43% of 389 decks +36% synergy
Sporecrown Thallid
43% of 762 decks +42% synergy
Mirkwood Bats
41% of 376 decks +31% synergy
Sporoloth Ancient
38% of 762 decks +37% synergy
Sprouting Thrinax
38% of 24 decks +36% synergy
Sporesower Thallid
37% of 762 decks +36% synergy
Verdeloth the Ancient
33% of 762 decks +33% synergy
Thelonite Hermit
33% of 762 decks +33% synergy
Dragonlair Spider
33% of 119 decks +32% synergy
Nemata, Grove Guardian
33% of 762 decks +32% synergy
Jade Mage
32% of 762 decks +32% synergy
Enduring Vitality
32% of 392 decks +26% synergy
Thallid Germinator
32% of 762 decks +32% synergy
Vitaspore Thallid
32% of 762 decks +32% synergy
Slimefoot, the Stowaway
31% of 389 decks +30% synergy
Goblin Anarchomancer
31% of 119 decks +18% synergy
Thallid
30% of 762 decks +30% synergy
Dragon Broodmother
29% of 119 decks +28% synergy
Jaheira, Friend of the Forest
29% of 762 decks +25% synergy
Undercellar Myconid
29% of 762 decks +28% synergy
Thallid Shell-Dweller
29% of 762 decks +28% synergy
Poison-Tip Archer
29% of 389 decks +24% synergy
Savage Thallid
29% of 762 decks +28% synergy
Jetmir, Nexus of Revels
28% of 47 decks +21% synergy
Purphoros, God of the Forge
27% of 119 decks +22% synergy
Kastral, the Windcrested
27% of 15 decks +26% synergy
Koma, Cosmos Serpent
27% of 75 decks +21% synergy
Winding Constrictor
26% of 389 decks +22% synergy
Krenko, Mob Boss
26% of 119 decks +24% synergy
Jund Battlemage
25% of 24 decks +25% synergy
Anim Pakal, Thousandth Moon
24% of 41 decks +18% synergy
Chatterfang, Squirrel General
24% of 389 decks +18% synergy
Pallid Mycoderm
24% of 191 decks +23% synergy
Thelon of Havenwood
23% of 389 decks +23% synergy
Craterhoof Behemoth
23% of 762 decks +17% synergy
Noble Hierarch
23% of 31 decks +7% synergy
Rhys the Redeemed
23% of 191 decks +20% synergy
Circle of Dreams Druid
22% of 762 decks +18% synergy
The Mycotyrant
22% of 325 decks +21% synergy
Birds of Paradise
22% of 762 decks -6% synergy
Cruel Celebrant
22% of 102 decks +13% synergy
Brudiclad, Telchor Engineer
21% of 14 decks +18% synergy
Viscera Seer
21% of 389 decks +12% synergy
Ignoble Hierarch
21% of 24 decks -4% synergy
Elas il-Kor, Sadistic Pilgrim
21% of 102 decks +10% synergy
Llanowar Elves
20% of 762 decks -0% synergy
Ulasht, the Hate Seed
20% of 119 decks +20% synergy
Biovisionary
20% of 75 decks +19% synergy
Sakashima of a Thousand Faces
20% of 75 decks +17% synergy
Mycologist
20% of 191 decks +20% synergy
Instants
Swords to Plowshares
43% of 191 decks -19% synergy
Counterspell
43% of 75 decks +0% synergy
Heroic Intervention
41% of 762 decks +11% synergy
Aura Mutation
39% of 191 decks +36% synergy
Beast Within
38% of 762 decks +1% synergy
Fungal Rebirth
38% of 762 decks +38% synergy
Assassin's Trophy
35% of 389 decks +5% synergy
Path to Exile
35% of 191 decks -12% synergy
Scatter the Seeds
32% of 762 decks +32% synergy
Putrefy
28% of 389 decks +13% synergy
Spore Swarm
26% of 762 decks +26% synergy
Cyclonic Rift
21% of 75 decks -5% synergy
Golgari Charm
21% of 389 decks +15% synergy
Growth Spiral
20% of 75 decks -2% synergy
Teferi's Protection
19% of 191 decks +0% synergy
Village Rites
19% of 389 decks +10% synergy
Soul's Fire
18% of 119 decks +17% synergy
Chaos Warp
18% of 119 decks -13% synergy
March of the Multitudes
18% of 191 decks +15% synergy
Rapid Hybridization
17% of 75 decks +8% synergy
Terminate
17% of 24 decks -4% synergy
Perplexing Test
16% of 75 decks +14% synergy
Double Major
16% of 75 decks +13% synergy
Pongify
16% of 75 decks +5% synergy
Fierce Guardianship
16% of 75 decks -2% synergy
Fling
16% of 119 decks +14% synergy
Vampiric Tutor
16% of 389 decks -1% synergy
Krosan Grip
16% of 762 decks +9% synergy
Battle Hymn
15% of 119 decks +13% synergy
Negate
15% of 75 decks -8% synergy
Seed Spark
15% of 191 decks +15% synergy
Grand Crescendo
14% of 191 decks +12% synergy
Deflecting Swat
13% of 119 decks -3% synergy
Mana Drain
13% of 75 decks -2% synergy
Swan Song
13% of 75 decks -3% synergy
Secure the Wastes
13% of 191 decks +10% synergy
Flurry of Wings
13% of 31 decks +12% synergy
Fungal Infection
13% of 389 decks +12% synergy
Rite of Harmony
13% of 191 decks +10% synergy
Abrupt Decay
12% of 389 decks +2% synergy
Rootborn Defenses
12% of 191 decks +9% synergy
Theoretical Duplication
12% of 75 decks +11% synergy
Cackling Counterpart
12% of 75 decks +11% synergy
Arcane Denial
12% of 75 decks -8% synergy
Anguished Unmaking
12% of 102 decks -12% synergy
Sundering Growth
12% of 191 decks +8% synergy
Generous Gift
12% of 191 decks -13% synergy
Three Steps Ahead
11% of 45 decks +8% synergy
Plumb the Forbidden
11% of 389 decks +8% synergy
Deathsprout
11% of 389 decks +7% synergy
Sorceries
Kodama's Reach
40% of 762 decks +10% synergy
Rampant Growth
37% of 762 decks +3% synergy
Fungal Sprouting
36% of 762 decks +36% synergy
Nature's Lore
34% of 762 decks +2% synergy
Replication Technique
33% of 75 decks +33% synergy
Saproling Migration
28% of 762 decks +28% synergy
Three Visits
28% of 762 decks +4% synergy
Rite of Replication
28% of 75 decks +25% synergy
Chandra's Ignition
24% of 119 decks +19% synergy
Demonic Tutor
23% of 389 decks +2% synergy
Hour of Reckoning
22% of 191 decks +18% synergy
Shamanic Revelation
21% of 762 decks +12% synergy
Doppelgang
20% of 54 decks +18% synergy
Blasphemous Act
20% of 119 decks -13% synergy
Farseek
19% of 762 decks -15% synergy
For the Common Good
17% of 452 decks +15% synergy
Tempt with Vengeance
17% of 119 decks +16% synergy
Eerie Ultimatum
17% of 102 decks +5% synergy
Song of Totentanz
16% of 101 decks +14% synergy
Rally the Galadhrim
16% of 64 decks +15% synergy
Forth Eorlingas!
15% of 46 decks +13% synergy
Irenicus's Vile Duplication
15% of 75 decks +11% synergy
Diabolic Intent
15% of 389 decks +6% synergy
Skyshroud Claim
15% of 762 decks +6% synergy
Toxic Deluge
14% of 389 decks -4% synergy
Hordeling Outburst
14% of 119 decks +13% synergy
Culling Ritual
14% of 389 decks +3% synergy
Dragon Fodder
13% of 119 decks +12% synergy
Triumph of the Hordes
13% of 762 decks +10% synergy
Preposterous Proportions
13% of 349 decks +12% synergy
Harvest Season
13% of 762 decks +11% synergy
Migratory Route
13% of 31 decks +12% synergy
Quantum Misalignment
13% of 63 decks +11% synergy
Decimate
13% of 119 decks +4% synergy
Martial Coup
12% of 191 decks +9% synergy
Thud
12% of 119 decks +11% synergy
Blasphemous Edict
12% of 136 decks +5% synergy
Spontaneous Generation
11% of 762 decks +11% synergy
Krenko's Command
11% of 119 decks +9% synergy
Vandalblast
11% of 119 decks -5% synergy
Bala Ged Recovery
10% of 762 decks +2% synergy
Hull Breach
10% of 119 decks +6% synergy
Awaken the Woods
10% of 762 decks +7% synergy
Harmonize
10% of 762 decks +1% synergy
Aggressive Biomancy
10% of 41 decks +8% synergy
Parallel Evolution
10% of 762 decks +10% synergy
Supply // Demand
10% of 31 decks +9% synergy
Supreme Verdict
10% of 31 decks -4% synergy
Quasiduplicate
9% of 75 decks +8% synergy
Croaking Counterpart
9% of 75 decks +8% synergy
Utility Artifacts
Ashnod's Altar
41% of 762 decks +34% synergy
Banner of Kinship
25% of 349 decks +22% synergy
Phyrexian Altar
23% of 762 decks +19% synergy
Eldrazi Monument
19% of 762 decks +18% synergy
Lightning Greaves
19% of 762 decks -6% synergy
Swiftfoot Boots
17% of 762 decks -10% synergy
Halo Fountain
17% of 191 decks +15% synergy
Druidic Satchel
17% of 762 decks +17% synergy
Emerald Medallion
16% of 762 decks +14% synergy
Coat of Arms
15% of 762 decks +13% synergy
Combine Chrysalis
12% of 75 decks +10% synergy
Mage Slayer
12% of 119 decks +10% synergy
Idol of Oblivion
11% of 762 decks +6% synergy
Illusionist's Bracers
9% of 762 decks +8% synergy
The Ozolith
8% of 762 decks +5% synergy
Maskwood Nexus
7% of 762 decks +4% synergy
Commander's Sphere
6% of 762 decks -8% synergy
Obelisk of Urd
6% of 762 decks +6% synergy
Bootleggers' Stash
6% of 762 decks +4% synergy
Contagion Clasp
5% of 762 decks +4% synergy
Altar of Dementia
5% of 762 decks +3% synergy
Helm of the Host
5% of 762 decks +2% synergy
The Great Henge
5% of 762 decks -4% synergy
Ozolith, the Shattered Spire
5% of 762 decks +0% synergy
Enchantments
Necrogenesis
42% of 389 decks +42% synergy
Moldervine Reclamation
41% of 389 decks +32% synergy
Fungal Plots
40% of 762 decks +39% synergy
Growing Rites of Itlimoc
37% of 762 decks +31% synergy
Life and Limb
36% of 762 decks +36% synergy
Verdant Embrace
36% of 762 decks +35% synergy
Impact Tremors
34% of 119 decks +23% synergy
Cathars' Crusade
34% of 191 decks +28% synergy
Cryptolith Rite
31% of 762 decks +28% synergy
Dictate of Erebos
30% of 389 decks +27% synergy
Warleader's Call
30% of 37 decks +22% synergy
Golgari Germination
26% of 389 decks +25% synergy
Grave Pact
26% of 389 decks +21% synergy
Beastmaster Ascension
25% of 762 decks +20% synergy
Insidious Roots
25% of 281 decks +19% synergy
Assemble the Legion
23% of 47 decks +19% synergy
Night Soil
23% of 762 decks +23% synergy
Mirari's Wake
23% of 191 decks +10% synergy
Rhythm of the Wild
23% of 119 decks -1% synergy
Bastion of Remembrance
22% of 389 decks +16% synergy
Warstorm Surge
22% of 119 decks +17% synergy
Caretaker's Talent
21% of 89 decks +16% synergy
Prosperous Partnership
21% of 47 decks +20% synergy
All Will Be One
20% of 119 decks +18% synergy
Mystic Remora
19% of 75 decks +1% synergy
Intangible Virtue
17% of 191 decks +12% synergy
Sylvan Anthem
17% of 762 decks +15% synergy
Tribute to the World Tree
16% of 762 decks +10% synergy
Dovescape
16% of 31 decks +16% synergy
Brokers Ascendancy
16% of 31 decks +10% synergy
Goblin Bombardment
16% of 119 decks +10% synergy
The Meathook Massacre
15% of 389 decks +10% synergy
Fecundity
15% of 762 decks +14% synergy
Extravagant Replication
15% of 75 decks +13% synergy
Fists of Ironwood
13% of 762 decks +13% synergy
Dollmaker's Shop // Porcelain Gallery
13% of 71 decks +11% synergy
Mana Echoes
13% of 119 decks +12% synergy
Sylvan Library
13% of 762 decks +2% synergy
Growing Ranks
12% of 191 decks +9% synergy
March of the World Ooze
11% of 204 decks +10% synergy
Feast of the Victorious Dead
11% of 100 decks +9% synergy
Divine Visitation
11% of 191 decks +9% synergy
Deathreap Ritual
11% of 389 decks +7% synergy
Awakening Zone
10% of 762 decks +8% synergy
Tooth and Claw
10% of 119 decks +10% synergy
Fires of Yavimaya
10% of 119 decks +6% synergy
Sporogenesis
10% of 762 decks +10% synergy
Saproling Burst
9% of 762 decks +9% synergy
Rabble Rousing
9% of 191 decks +8% synergy
Intruder Alarm
9% of 75 decks +7% synergy
Planeswalkers
Xenagos, the Reveler
28% of 119 decks +26% synergy
Kaya, Geist Hunter
20% of 102 decks +18% synergy
Elspeth, Sun's Champion
15% of 191 decks +11% synergy
Jace, Cunning Castaway
12% of 75 decks +12% synergy
Oko, Thief of Crowns
12% of 75 decks +7% synergy
Vraska, Golgari Queen
10% of 389 decks +8% synergy
Huatli, Radiant Champion
9% of 191 decks +8% synergy
Liliana, Dreadhorde General
6% of 389 decks +2% synergy
Mu Yanling, Sky Dancer
5% of 75 decks +5% synergy
Elspeth Tirel
5% of 191 decks +4% synergy
Utility Lands
Reliquary Tower
31% of 762 decks +1% synergy
Yavimaya, Cradle of Growth
31% of 762 decks +22% synergy
Bojuka Bog
30% of 389 decks +0% synergy
Three Tree City
29% of 458 decks +24% synergy
Gavony Township
29% of 191 decks +20% synergy
Vitu-Ghazi, the City-Tree
25% of 191 decks +24% synergy
Grim Backwoods
24% of 389 decks +20% synergy
Kessig Wolf Run
24% of 119 decks +8% synergy
Oran-Rief, the Vastwood
23% of 762 decks +19% synergy
Phyrexian Tower
23% of 389 decks +14% synergy
Kher Keep
21% of 119 decks +18% synergy
Boseiju, Who Endures
20% of 762 decks +2% synergy
Skarrg, the Rage Pits
18% of 119 decks +15% synergy
Cabal Coffers
17% of 389 decks +7% synergy
Urborg, Tomb of Yawgmoth
17% of 762 decks +7% synergy
Karn's Bastion
17% of 762 decks +12% synergy
Rogue's Passage
16% of 762 decks -4% synergy
Otawara, Soaring City
15% of 75 decks -2% synergy
Westvale Abbey
14% of 389 decks +12% synergy
Castle Ardenvale
14% of 191 decks +9% synergy
Nykthos, Shrine to Nyx
11% of 762 decks +6% synergy
Vault of the Archangel
11% of 102 decks -1% synergy
Alchemist's Refuge
11% of 75 decks +4% synergy
Castle Garenbrig
10% of 762 decks +5% synergy
Mosswort Bridge
10% of 762 decks -1% synergy
Fountainport
10% of 452 decks +8% synergy
Sokenzan, Crucible of Defiance
9% of 119 decks +5% synergy
Khalni Garden
9% of 762 decks +8% synergy
War Room
9% of 762 decks +3% synergy
Mortuary Mire
7% of 389 decks +3% synergy
Shifting Woodland
7% of 490 decks +0% synergy
Grove of the Guardian
7% of 191 decks +6% synergy
Hanweir Battlements
7% of 119 decks +5% synergy
Temple of the False God
7% of 762 decks -3% synergy
Novijen, Heart of Progress
7% of 75 decks +5% synergy
Mystic Sanctuary
7% of 75 decks -5% synergy
Ancient Tomb
6% of 762 decks -4% synergy
Takenuma, Abandoned Mire
6% of 389 decks -3% synergy
Dwarven Mine
6% of 119 decks +5% synergy
High Market
6% of 762 decks +3% synergy
Dryad Arbor
6% of 762 decks +1% synergy
Rivendell
5% of 73 decks +1% synergy
Restless Prairie
5% of 149 decks +4% synergy
Minamo, School at Water's Edge
5% of 75 decks +1% synergy
Hall of Heliod's Generosity
5% of 191 decks -1% synergy
Restless Cottage
5% of 349 decks +2% synergy
Mana Artifacts
Sol Ring
79% of 762 decks -5% synergy
Arcane Signet
50% of 762 decks -23% synergy
Golgari Signet
30% of 389 decks +18% synergy
Patchwork Banner
19% of 452 decks +14% synergy
Selesnya Signet
16% of 191 decks +8% synergy
Talisman of Resilience
14% of 389 decks +1% synergy
Simic Signet
13% of 75 decks -0% synergy
Gruul Signet
12% of 119 decks +0% synergy
Orzhov Signet
12% of 102 decks -15% synergy
Talisman of Impulse
11% of 119 decks +1% synergy
Talisman of Unity
10% of 191 decks +2% synergy
Boros Signet
9% of 47 decks -14% synergy
Talisman of Curiosity
7% of 75 decks -6% synergy
Talisman of Conviction
6% of 47 decks -17% synergy
Talisman of Hierarchy
6% of 102 decks -20% synergy
Caged Sun
6% of 762 decks +4% synergy
Chromatic Lantern
5% of 762 decks -4% synergy
Thought Vessel
5% of 762 decks -12% synergy
Lands
Overgrown Tomb
65% of 389 decks +23% synergy
Sacred Foundry
64% of 47 decks +28% synergy
Temple Garden
62% of 191 decks +23% synergy
Stomping Ground
62% of 119 decks +22% synergy
Jetmir's Garden
62% of 47 decks +31% synergy
Command Tower
62% of 762 decks -13% synergy
Spara's Headquarters
61% of 31 decks +32% synergy
Woodland Cemetery
59% of 389 decks +30% synergy
Indatha Triome
59% of 102 decks +29% synergy
Blood Crypt
58% of 24 decks +20% synergy
Breeding Pool
57% of 75 decks +17% synergy
Ketria Triome
57% of 14 decks +25% synergy
Godless Shrine
57% of 102 decks +17% synergy
Hallowed Fountain
55% of 31 decks +15% synergy
Opulent Palace
55% of 22 decks +27% synergy
Zagoth Triome
55% of 22 decks +25% synergy
Raffine's Tower
53% of 15 decks +27% synergy
Savai Triome
50% of 10 decks +24% synergy
Ziatora's Proving Ground
50% of 24 decks +20% synergy
Sandsteppe Citadel
49% of 102 decks +23% synergy
Raugrin Triome
45% of 11 decks +20% synergy
Undergrowth Stadium
43% of 389 decks +18% synergy
Llanowar Wastes
43% of 389 decks +17% synergy
Golgari Rot Farm
39% of 389 decks +21% synergy
Seaside Citadel
39% of 31 decks +12% synergy
Rootbound Crag
39% of 119 decks +14% synergy
Cinder Glade
39% of 119 decks +0% synergy
Sunpetal Grove
38% of 191 decks +14% synergy
Savage Lands
38% of 24 decks +14% synergy
Rejuvenating Springs
37% of 75 decks +9% synergy
Watery Grave
36% of 22 decks -4% synergy
Deathcap Glade
36% of 389 decks +22% synergy
Tainted Wood
35% of 389 decks +22% synergy
Spectator Seating
34% of 47 decks +10% synergy
Bountiful Promenade
34% of 191 decks +10% synergy
Arcane Sanctum
33% of 15 decks +5% synergy
Canopy Vista
32% of 191 decks -4% synergy
Sea of Clouds
32% of 31 decks +6% synergy
Spire Garden
32% of 119 decks +8% synergy
Jungle Shrine
32% of 47 decks -0% synergy
Hinterland Harbor
31% of 75 decks +1% synergy
Temple of Malady
30% of 389 decks +13% synergy
Rockfall Vale
29% of 119 decks +8% synergy
Twilight Mire
29% of 389 decks +18% synergy
Frontier Bivouac
29% of 14 decks +0% synergy
Isolated Chapel
28% of 102 decks -2% synergy
Simic Growth Chamber
27% of 75 decks +7% synergy
Dreamroot Cascade
25% of 75 decks +6% synergy
Gruul Turf
25% of 119 decks +10% synergy
Luxury Suite
25% of 24 decks -1% synergy