Marvin, Murderous Mimic
Horseshoe Crab
Heronblade Elite

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Marvin does not have summoning sickness.

   Steps

How does this combo work?
1
Activate Marvin using Heronblade Elite's ability by tapping it, adding at least .
2
Activate Marvin using Horseshoe Crab's ability by paying , untapping it.
3
Repeat.

   Results

What do I get from this combo?
Infinite colored mana
Experiment Kraj
2.8%inclusion28 decks1K decks
Mimeoplasm, Revered One
0.2%inclusion6 decks2.42K decks
Vannifar, Evolved Enigma
0.1%inclusion2 decks2.01K decks
Volrath, the Shapestealer
0.1%inclusion2 decks2.79K decks
Yuna, Grand Summoner
0.0%inclusion1 decks6.58K decks
Uro, Titan of Nature's Wrath
0.1%inclusion1 decks1.64K decks
Kinnan, Bonder Prodigy
0.0%inclusion1 decks14.4K decks
New Cards
Shimmerwilds Growth
20%inclusion1 decks5 decks
19%synergy
Sodden Verdure
20%inclusion1 decks5 decks
14%synergy
Formidable Speaker
8.3%inclusion1 decks12 decks
6%synergy
High Synergy Cards
Kami of Whispered Hopes
90%inclusion37 decks41 decks
84%synergy
Pili-Pala
83%inclusion34 decks41 decks
83%synergy
Incubation Druid
78%inclusion32 decks41 decks
74%synergy
Knacksaw Clique
66%inclusion27 decks41 decks
66%synergy
Necrotic Ooze
63%inclusion5 decks8 decks
62%synergy
Simic Ragworm
59%inclusion24 decks41 decks
58%synergy
Vigean Graftmage
59%inclusion24 decks41 decks
58%synergy
Buried Alive
63%inclusion5 decks8 decks
56%synergy
Entomb
63%inclusion5 decks8 decks
56%synergy
Gyre Engineer
49%inclusion20 decks41 decks
48%synergy
Top Cards
Assassin's Trophy
75%inclusion6 decks8 decks
44%synergy
Reanimate
63%inclusion5 decks8 decks
43%synergy
Swiftfoot Boots
56%inclusion23 decks41 decks
29%synergy
Unmarked Grave
50%inclusion4 decks8 decks
48%synergy
Toxic Deluge
50%inclusion4 decks8 decks
32%synergy
Freed from the Real
49%inclusion20 decks41 decks
47%synergy
Selvala, Heart of the Wilds
46%inclusion19 decks41 decks
41%synergy
Farmstead Gleaner
44%inclusion18 decks41 decks
44%synergy
Agatha's Soul Cauldron
44%inclusion18 decks41 decks
43%synergy
Walking Ballista
44%inclusion18 decks41 decks
41%synergy
Game Changers
Worldly Tutor
22%inclusion9 decks41 decks
10%synergy
Cyclonic Rift
22%inclusion9 decks41 decks
-1%synergy
Force of Will
20%inclusion8 decks41 decks
10%synergy
Ancient Tomb
15%inclusion6 decks41 decks
5%synergy
Chrome Mox
12%inclusion5 decks41 decks
6%synergy
The One Ring
12%inclusion5 decks41 decks
4%synergy
Thassa's Oracle
10%inclusion4 decks41 decks
3%synergy
Seedborn Muse
10%inclusion4 decks41 decks
2%synergy
Mox Diamond
7.3%inclusion3 decks41 decks
3%synergy
Gaea's Cradle
7.3%inclusion3 decks41 decks
1%synergy
Creatures
Devoted Druid
44%inclusion18 decks41 decks
41%synergy
Arbor Adherent
43%inclusion12 decks28 decks
41%synergy
Plaxcaster Frogling
41%inclusion17 decks41 decks
40%synergy
Fathom Mage
41%inclusion17 decks41 decks
37%synergy
Gilder Bairn
39%inclusion16 decks41 decks
39%synergy
Master Biomancer
39%inclusion16 decks41 decks
36%synergy
Morphling
37%inclusion15 decks41 decks
37%synergy
Gyre Sage
37%inclusion15 decks41 decks
33%synergy
Zameck Guildmage
34%inclusion14 decks41 decks
34%synergy
Arcanis the Omnipotent
34%inclusion14 decks41 decks
33%synergy
Ilysian Caryatid
34%inclusion14 decks41 decks
32%synergy
Ley Weaver
32%inclusion13 decks41 decks
32%synergy
Birds of Paradise
32%inclusion13 decks41 decks
4%synergy
Biomancer's Familiar
29%inclusion12 decks41 decks
27%synergy
Evolution Witness
29%inclusion12 decks41 decks
26%synergy
Soliton
27%inclusion11 decks41 decks
27%synergy
Krosan Restorer
27%inclusion11 decks41 decks
27%synergy
Argothian Elder
27%inclusion11 decks41 decks
27%synergy
Viridian Joiner
27%inclusion11 decks41 decks
26%synergy
Biophagus
27%inclusion11 decks41 decks
26%synergy
Bloom Tender
27%inclusion11 decks41 decks
19%synergy
Quicksilver Elemental
24%inclusion10 decks41 decks
24%synergy
Kiora's Follower
24%inclusion10 decks41 decks
20%synergy
Fanatic of Rhonas
24%inclusion10 decks41 decks
18%synergy
Forgotten Ancient
24%inclusion10 decks41 decks
18%synergy
Leech Bonder
22%inclusion9 decks41 decks
22%synergy
Simic Manipulator
22%inclusion9 decks41 decks
22%synergy
Momir Vig, Simic Visionary
22%inclusion9 decks41 decks
22%synergy
Sage of Hours
22%inclusion9 decks41 decks
22%synergy
Sage of the Maze
22%inclusion9 decks41 decks
21%synergy
Ioreth of the Healing House
22%inclusion9 decks41 decks
21%synergy
Kinnan, Bonder Prodigy
22%inclusion9 decks41 decks
18%synergy
Lore Weaver
20%inclusion8 decks41 decks
19%synergy
Sleep-Cursed Faerie
20%inclusion8 decks41 decks
19%synergy
Gwenna, Eyes of Gaea
20%inclusion8 decks41 decks
17%synergy
Rishkar, Peema Renegade
20%inclusion8 decks41 decks
16%synergy
Delighted Halfling
20%inclusion8 decks41 decks
7%synergy
Thornling
17%inclusion7 decks41 decks
17%synergy
Triskelion
17%inclusion7 decks41 decks
17%synergy
Thrasios, Triton Hero
17%inclusion7 decks41 decks
15%synergy
Vorel of the Hull Clade
17%inclusion7 decks41 decks
15%synergy
Fauna Shaman
17%inclusion7 decks41 decks
15%synergy
Marwyn, the Nurturer
17%inclusion7 decks41 decks
15%synergy
Glimmerbell
15%inclusion6 decks41 decks
15%synergy
Patchwork Crawler
15%inclusion6 decks41 decks
15%synergy
Scuttling Sliver
15%inclusion6 decks41 decks
15%synergy
Orochi Leafcaller
15%inclusion6 decks41 decks
15%synergy
Towashi Guide-Bot
15%inclusion6 decks41 decks
14%synergy
Sage of Fables
15%inclusion6 decks41 decks
14%synergy
Invisible Stalker
15%inclusion6 decks41 decks
13%synergy
Instants
Tainted Pact
38%inclusion3 decks8 decks
34%synergy
Grisly Salvage
38%inclusion3 decks8 decks
32%synergy
Revitalizing Repast
38%inclusion3 decks8 decks
29%synergy
Putrefy
38%inclusion3 decks8 decks
21%synergy
Inspiring Call
34%inclusion14 decks41 decks
26%synergy
Heroic Intervention
27%inclusion11 decks41 decks
-4%synergy
Snakeskin Veil
24%inclusion10 decks41 decks
19%synergy
Rapid Hybridization
24%inclusion10 decks41 decks
15%synergy
Counterspell
24%inclusion10 decks41 decks
-17%synergy
Beast Within
22%inclusion9 decks41 decks
-12%synergy
Summoner's Pact
20%inclusion8 decks41 decks
18%synergy
Mutational Advantage
20%inclusion8 decks41 decks
16%synergy
Muddle the Mixture
20%inclusion8 decks41 decks
15%synergy
Chord of Calling
20%inclusion8 decks41 decks
14%synergy
Sink into Stupor
20%inclusion8 decks41 decks
9%synergy
Swan Song
20%inclusion8 decks41 decks
2%synergy
Arcane Denial
20%inclusion8 decks41 decks
-1%synergy
Negate
20%inclusion8 decks41 decks
-1%synergy
Plasm Capture
17%inclusion7 decks41 decks
16%synergy
Voidslime
17%inclusion7 decks41 decks
15%synergy
Legolas's Quick Reflexes
17%inclusion7 decks41 decks
15%synergy
Pongify
17%inclusion7 decks41 decks
6%synergy
An Offer You Can't Refuse
17%inclusion7 decks41 decks
-7%synergy
Vastwood Fortification
15%inclusion6 decks41 decks
14%synergy
Shared Summons
15%inclusion6 decks41 decks
14%synergy
Gaea's Gift
15%inclusion6 decks41 decks
12%synergy
Mana Drain
15%inclusion6 decks41 decks
0%synergy
Fierce Guardianship
15%inclusion6 decks41 decks
-3%synergy
Growth Spiral
15%inclusion6 decks41 decks
-6%synergy
Ripples of Potential
12%inclusion5 decks41 decks
9%synergy
Fact or Fiction
12%inclusion5 decks41 decks
8%synergy
Frantic Search
12%inclusion5 decks41 decks
-2%synergy
Planar Genesis
10%inclusion4 decks41 decks
5%synergy
Nature's Claim
10%inclusion4 decks41 decks
3%synergy
Force of Negation
10%inclusion4 decks41 decks
2%synergy
Silkguard
7.3%inclusion3 decks41 decks
6%synergy
Repulsive Mutation
7.3%inclusion3 decks41 decks
5%synergy
Simic Charm
7.3%inclusion3 decks41 decks
4%synergy
Collective Resistance
7.3%inclusion3 decks41 decks
4%synergy
Fog
7.3%inclusion3 decks41 decks
3%synergy
Archdruid's Charm
7.3%inclusion3 decks41 decks
3%synergy
Noxious Revival
7.3%inclusion3 decks41 decks
2%synergy
Pact of Negation
7.3%inclusion3 decks41 decks
1%synergy
Reality Shift
7.3%inclusion3 decks41 decks
-1%synergy
Opt
7.3%inclusion3 decks41 decks
-2%synergy
Harrow
7.3%inclusion3 decks41 decks
-2%synergy
Sorceries
Exsanguinate
38%inclusion3 decks8 decks
31%synergy
Villainous Wealth
38%inclusion3 decks8 decks
31%synergy
Neoform
37%inclusion15 decks41 decks
33%synergy
Green Sun's Zenith
27%inclusion11 decks41 decks
22%synergy
Bala Ged Recovery
27%inclusion11 decks41 decks
19%synergy
Nature's Lore
27%inclusion11 decks41 decks
-5%synergy
Cultivate
27%inclusion11 decks41 decks
-16%synergy
Three Visits
22%inclusion9 decks41 decks
-2%synergy
Nature's Rhythm
21%inclusion6 decks28 decks
17%synergy
Wave Goodbye
20%inclusion8 decks41 decks
18%synergy
Kodama's Reach
17%inclusion7 decks41 decks
-10%synergy
Rampant Growth
17%inclusion7 decks41 decks
-16%synergy
Farseek
15%inclusion6 decks41 decks
-21%synergy
Uncage the Menagerie
12%inclusion5 decks41 decks
12%synergy
Genesis Wave
12%inclusion5 decks41 decks
10%synergy
Finale of Devastation
12%inclusion5 decks41 decks
5%synergy
Threats Undetected
10%inclusion4 decks41 decks
9%synergy
Sylvan Tutor
10%inclusion4 decks41 decks
9%synergy
Tooth and Nail
10%inclusion4 decks41 decks
8%synergy
Sea Gate Restoration
10%inclusion4 decks41 decks
6%synergy
Eldritch Evolution
10%inclusion4 decks41 decks
5%synergy
Preordain
10%inclusion4 decks41 decks
1%synergy
Windfall
10%inclusion4 decks41 decks
-2%synergy
Give // Take
7.3%inclusion3 decks41 decks
7%synergy
Hide in Plain Sight
7.3%inclusion3 decks41 decks
7%synergy
Primal Command
7.3%inclusion3 decks41 decks
7%synergy
Bring to Light
7.3%inclusion3 decks41 decks
6%synergy
Turntimber Symbiosis
7.3%inclusion3 decks41 decks
6%synergy
Curse of the Swine
7.3%inclusion3 decks41 decks
4%synergy
Fabricate
7.3%inclusion3 decks41 decks
2%synergy
Rishkar's Expertise
7.3%inclusion3 decks41 decks
-2%synergy
Ponder
7.3%inclusion3 decks41 decks
-4%synergy
Utility Artifacts
Lightning Greaves
41%inclusion17 decks41 decks
17%synergy
Thousand-Year Elixir
29%inclusion12 decks41 decks
28%synergy
Umbral Mantle
27%inclusion11 decks41 decks
26%synergy
Ozolith, the Shattered Spire
15%inclusion6 decks41 decks
10%synergy
Illusionist's Bracers
12%inclusion5 decks41 decks
11%synergy
Staff of Domination
12%inclusion5 decks41 decks
11%synergy
The Great Henge
10%inclusion4 decks41 decks
0%synergy
Heartstone
7.3%inclusion3 decks41 decks
7%synergy
The Enigma Jewel
7.3%inclusion3 decks41 decks
7%synergy
Enchantments
Ripples of Undeath
38%inclusion3 decks8 decks
33%synergy
Pemmin's Aura
32%inclusion13 decks41 decks
30%synergy
Simic Ascendancy
32%inclusion13 decks41 decks
26%synergy
Terrasymbiosis
32%inclusion6 decks19 decks
26%synergy
Training Grounds
29%inclusion12 decks41 decks
26%synergy
Concordant Crossroads
22%inclusion9 decks41 decks
20%synergy
Rhystic Study
22%inclusion9 decks41 decks
-2%synergy
Guardian Project
20%inclusion8 decks41 decks
11%synergy
Sylvan Library
20%inclusion8 decks41 decks
10%synergy
Hardened Scales
17%inclusion7 decks41 decks
7%synergy
Wild Growth
15%inclusion6 decks41 decks
4%synergy
Mystic Remora
15%inclusion6 decks41 decks
-2%synergy
Master Chef
12%inclusion5 decks41 decks
11%synergy
Asceticism
12%inclusion5 decks41 decks
10%synergy
Leyline of Anticipation
12%inclusion5 decks41 decks
8%synergy
Carpet of Flowers
10%inclusion4 decks41 decks
7%synergy
Fertile Ground
10%inclusion4 decks41 decks
6%synergy
Innkeeper's Talent
10%inclusion4 decks41 decks
5%synergy
Tribute to the World Tree
10%inclusion4 decks41 decks
4%synergy
Utopia Sprawl
10%inclusion4 decks41 decks
2%synergy
Dense Foliage
7.3%inclusion3 decks41 decks
7%synergy
Psionic Gift
7.3%inclusion3 decks41 decks
7%synergy
Hermetic Study
7.3%inclusion3 decks41 decks
7%synergy
City of Solitude
7.3%inclusion3 decks41 decks
7%synergy
Weirding Wood
7.3%inclusion3 decks41 decks
7%synergy
Dawn's Reflection
7.3%inclusion3 decks41 decks
7%synergy
New Horizons
7.3%inclusion3 decks41 decks
7%synergy
Wolfwillow Haven
7.3%inclusion3 decks41 decks
7%synergy
Primal Empathy
7.3%inclusion3 decks41 decks
6%synergy
Leyline of Abundance
7.3%inclusion3 decks41 decks
6%synergy
Overgrowth
7.3%inclusion3 decks41 decks
6%synergy
Kenrith's Transformation
7.3%inclusion3 decks41 decks
3%synergy
Branching Evolution
7.3%inclusion3 decks41 decks
1%synergy
Utility Lands
Llanowar Reborn
41%inclusion17 decks41 decks
40%synergy
Novijen, Heart of Progress
39%inclusion16 decks41 decks
38%synergy
Bojuka Bog
38%inclusion3 decks8 decks
8%synergy
Oran-Rief, the Vastwood
37%inclusion15 decks41 decks
33%synergy
Alchemist's Refuge
22%inclusion9 decks41 decks
16%synergy
Mistrise Village
21%inclusion6 decks28 decks
14%synergy
Reliquary Tower
20%inclusion8 decks41 decks
-10%synergy
Boseiju, Who Endures
17%inclusion7 decks41 decks
-2%synergy
Otawara, Soaring City
15%inclusion6 decks41 decks
-2%synergy
Emergence Zone
12%inclusion5 decks41 decks
10%synergy
Halimar Depths
12%inclusion5 decks41 decks
10%synergy
Command Beacon
12%inclusion5 decks41 decks
7%synergy
Yavimaya, Cradle of Growth
12%inclusion5 decks41 decks
3%synergy
Tyrite Sanctum
10%inclusion4 decks41 decks
8%synergy
Minamo, School at Water's Edge
10%inclusion4 decks41 decks
5%synergy
Karn's Bastion
10%inclusion4 decks41 decks
5%synergy
Temple of the False God
10%inclusion4 decks41 decks
1%synergy
Lotus Field
7.3%inclusion3 decks41 decks
6%synergy
Lumbering Falls
7.3%inclusion3 decks41 decks
6%synergy
Rogue's Passage
7.3%inclusion3 decks41 decks
-13%synergy
Mana Artifacts
Sol Ring
78%inclusion32 decks41 decks
-6%synergy
Dimir Signet
50%inclusion4 decks8 decks
25%synergy
Arcane Signet
49%inclusion20 decks41 decks
-23%synergy
Golgari Signet
38%inclusion3 decks8 decks
27%synergy
Simic Signet
24%inclusion10 decks41 decks
13%synergy
Talisman of Curiosity
15%inclusion6 decks41 decks
2%synergy
Chromatic Lantern
10%inclusion4 decks41 decks
1%synergy
Fellwar Stone
7.3%inclusion3 decks41 decks
-13%synergy
Lands
Command Tower
90%inclusion37 decks41 decks
16%synergy
Hinterland Harbor
66%inclusion27 decks41 decks
33%synergy
Opulent Palace
63%inclusion5 decks8 decks
34%synergy
Breeding Pool
59%inclusion24 decks41 decks
17%synergy
Rejuvenating Springs
56%inclusion23 decks41 decks
30%synergy
Simic Growth Chamber
54%inclusion22 decks41 decks
36%synergy
Yavimaya Coast
51%inclusion21 decks41 decks
24%synergy
Deathcap Glade
50%inclusion4 decks8 decks
37%synergy
Overgrown Tomb
50%inclusion4 decks8 decks
9%synergy
Flooded Grove
44%inclusion18 decks41 decks
29%synergy
Dreamroot Cascade
44%inclusion18 decks41 decks
22%synergy
Exotic Orchard
39%inclusion16 decks41 decks
3%synergy
Darkwater Catacombs
38%inclusion3 decks8 decks
23%synergy
Shipwreck Marsh
38%inclusion3 decks8 decks
19%synergy
Undergrowth Stadium
38%inclusion3 decks8 decks
14%synergy
Zagoth Triome
38%inclusion3 decks8 decks
10%synergy
Drowned Catacomb
38%inclusion3 decks8 decks
8%synergy
Sunken Hollow
38%inclusion3 decks8 decks
4%synergy
Temple of Mystery
37%inclusion15 decks41 decks
20%synergy
Overflowing Basin
32%inclusion13 decks41 decks
24%synergy
Misty Rainforest
32%inclusion13 decks41 decks
20%synergy
Hedge Maze
27%inclusion11 decks41 decks
16%synergy
Botanical Sanctum
22%inclusion9 decks41 decks
18%synergy
Simic Guildgate
22%inclusion9 decks41 decks
17%synergy
Willowrush Verge
19%inclusion7 decks37 decks
12%synergy
Waterlogged Grove
17%inclusion7 decks41 decks
11%synergy
Barkchannel Pathway
17%inclusion7 decks41 decks
10%synergy
Vineglimmer Snarl
17%inclusion7 decks41 decks
6%synergy
Evolving Wilds
17%inclusion7 decks41 decks
-4%synergy
Thornwood Falls
15%inclusion6 decks41 decks
8%synergy
Tropical Island
15%inclusion6 decks41 decks
0%synergy
Terramorphic Expanse
15%inclusion6 decks41 decks
0%synergy
Mana Confluence
12%inclusion5 decks41 decks
5%synergy
City of Brass
12%inclusion5 decks41 decks
5%synergy
Woodland Stream
10%inclusion4 decks41 decks
8%synergy
Opal Palace
10%inclusion4 decks41 decks
8%synergy
Gemstone Caverns
10%inclusion4 decks41 decks
5%synergy
Tangled Islet
10%inclusion4 decks41 decks
4%synergy
Flooded Strand
10%inclusion4 decks41 decks
-2%synergy
Guildmages' Forum
7.3%inclusion3 decks41 decks
7%synergy
Vivid Creek
7.3%inclusion3 decks41 decks
7%synergy
Vivid Grove
7.3%inclusion3 decks41 decks
6%synergy
Quandrix Campus
7.3%inclusion3 decks41 decks
6%synergy
Forbidden Orchard
7.3%inclusion3 decks41 decks
5%synergy
Cavern of Souls
7.3%inclusion3 decks41 decks
0%synergy
Fabled Passage
7.3%inclusion3 decks41 decks
-2%synergy
Scalding Tarn
7.3%inclusion3 decks41 decks
-3%synergy
Windswept Heath
7.3%inclusion3 decks41 decks
-4%synergy
Path of Ancestry
7.3%inclusion3 decks41 decks
-15%synergy