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
3.0%inclusion34 decks1.15K decks
Mimeoplasm, Revered One
0.5%inclusion12 decks2.64K decks
Vannifar, Evolved Enigma
0.1%inclusion2 decks2.23K decks
Volrath, the Shapestealer
0.1%inclusion2 decks3.17K decks
Yuna, Grand Summoner
0.0%inclusion1 decks7.78K decks
Uro, Titan of Nature's Wrath
0.1%inclusion1 decks1.82K decks
Kinnan, Bonder Prodigy
0.0%inclusion1 decks16.4K decks
New Cards
Game Over
40%inclusion2 decks5 decks
39%synergy
Mona Lisa, Science Geek
20%inclusion3 decks15 decks
18%synergy
Lessons from Life
6.7%inclusion1 decks15 decks
3%synergy
Hidden Hideout
6.7%inclusion1 decks15 decks
5%synergy
Transdimensional Bovine
4.8%inclusion1 decks21 decks
4%synergy
High Synergy Cards
Kami of Whispered Hopes
89%inclusion47 decks53 decks
82%synergy
Pili-Pala
79%inclusion42 decks53 decks
79%synergy
Necrotic Ooze
79%inclusion11 decks14 decks
78%synergy
Incubation Druid
74%inclusion39 decks53 decks
69%synergy
Knacksaw Clique
66%inclusion35 decks53 decks
66%synergy
Simic Ragworm
57%inclusion30 decks53 decks
57%synergy
Vigean Graftmage
55%inclusion29 decks53 decks
55%synergy
Lotuslight Dancers
56%inclusion5 decks9 decks
54%synergy
Buried Alive
57%inclusion8 decks14 decks
51%synergy
Freed from the Real
53%inclusion28 decks53 decks
51%synergy
Top Cards
Assassin's Trophy
71%inclusion10 decks14 decks
40%synergy
Entomb
57%inclusion8 decks14 decks
50%synergy
Selvala, Heart of the Wilds
55%inclusion29 decks53 decks
49%synergy
Swiftfoot Boots
51%inclusion27 decks53 decks
24%synergy
Unmarked Grave
50%inclusion7 decks14 decks
48%synergy
Walking Ballista
49%inclusion26 decks53 decks
46%synergy
Agatha's Soul Cauldron
47%inclusion25 decks53 decks
46%synergy
Gilder Bairn
43%inclusion23 decks53 decks
43%synergy
Gyre Engineer
43%inclusion23 decks53 decks
43%synergy
Grisly Salvage
43%inclusion6 decks14 decks
37%synergy
Game Changers
Vampiric Tutor
29%inclusion4 decks14 decks
14%synergy
Demonic Tutor
29%inclusion4 decks14 decks
9%synergy
Worldly Tutor
26%inclusion14 decks53 decks
15%synergy
Cyclonic Rift
25%inclusion13 decks53 decks
3%synergy
Opposition Agent
21%inclusion3 decks14 decks
16%synergy
Fierce Guardianship
21%inclusion11 decks53 decks
3%synergy
Force of Will
17%inclusion9 decks53 decks
7%synergy
Ancient Tomb
15%inclusion8 decks53 decks
6%synergy
Chrome Mox
11%inclusion6 decks53 decks
6%synergy
Thassa's Oracle
11%inclusion6 decks53 decks
5%synergy
Creatures
Farmstead Gleaner
40%inclusion21 decks53 decks
40%synergy
Plaxcaster Frogling
40%inclusion21 decks53 decks
38%synergy
Fathom Mage
40%inclusion21 decks53 decks
35%synergy
Master Biomancer
38%inclusion20 decks53 decks
35%synergy
Arbor Adherent
37%inclusion15 decks41 decks
35%synergy
Morphling
36%inclusion19 decks53 decks
36%synergy
Zameck Guildmage
36%inclusion19 decks53 decks
35%synergy
Arcanis the Omnipotent
36%inclusion19 decks53 decks
35%synergy
Devoted Druid
36%inclusion19 decks53 decks
33%synergy
Gyre Sage
32%inclusion17 decks53 decks
28%synergy
Ilysian Caryatid
30%inclusion16 decks53 decks
28%synergy
Birds of Paradise
30%inclusion16 decks53 decks
3%synergy
Deathbloom Ritualist
29%inclusion4 decks14 decks
28%synergy
Old Stickfingers
29%inclusion4 decks14 decks
27%synergy
Likeness Looter
29%inclusion4 decks14 decks
25%synergy
Stitcher's Supplier
29%inclusion4 decks14 decks
25%synergy
Ley Weaver
28%inclusion15 decks53 decks
28%synergy
Argothian Elder
26%inclusion14 decks53 decks
26%synergy
Biomancer's Familiar
26%inclusion14 decks53 decks
24%synergy
Evolution Witness
26%inclusion14 decks53 decks
23%synergy
Kinnan, Bonder Prodigy
26%inclusion14 decks53 decks
22%synergy
Bloom Tender
26%inclusion14 decks53 decks
18%synergy
Soliton
25%inclusion13 decks53 decks
25%synergy
Viridian Joiner
25%inclusion13 decks53 decks
24%synergy
Kiora's Follower
25%inclusion13 decks53 decks
20%synergy
Fanatic of Rhonas
25%inclusion13 decks53 decks
18%synergy
Leech Bonder
23%inclusion12 decks53 decks
23%synergy
Krosan Restorer
23%inclusion12 decks53 decks
22%synergy
Quicksilver Elemental
23%inclusion12 decks53 decks
22%synergy
Sage of Hours
23%inclusion12 decks53 decks
22%synergy
Ioreth of the Healing House
23%inclusion12 decks53 decks
21%synergy
Forgotten Ancient
23%inclusion12 decks53 decks
16%synergy
Phage the Untouchable
21%inclusion3 decks14 decks
21%synergy
Skithiryx, the Blight Dragon
21%inclusion3 decks14 decks
20%synergy
Glarb, Calamity's Augur
21%inclusion3 decks14 decks
20%synergy
Skull Prophet
21%inclusion3 decks14 decks
16%synergy
Syr Konrad, the Grim
21%inclusion3 decks14 decks
13%synergy
Biophagus
21%inclusion11 decks53 decks
19%synergy
Simic Manipulator
19%inclusion10 decks53 decks
19%synergy
Momir Vig, Simic Visionary
19%inclusion10 decks53 decks
19%synergy
Sage of the Maze
19%inclusion10 decks53 decks
18%synergy
Gwenna, Eyes of Gaea
19%inclusion10 decks53 decks
17%synergy
Lore Weaver
17%inclusion9 decks53 decks
17%synergy
Fauna Shaman
17%inclusion9 decks53 decks
15%synergy
Marwyn, the Nurturer
17%inclusion9 decks53 decks
14%synergy
Rishkar, Peema Renegade
17%inclusion9 decks53 decks
13%synergy
Sleep-Cursed Faerie
15%inclusion8 decks53 decks
15%synergy
Towashi Guide-Bot
15%inclusion8 decks53 decks
15%synergy
Triskelion
15%inclusion8 decks53 decks
15%synergy
Invisible Stalker
15%inclusion8 decks53 decks
14%synergy
Instants
Tainted Pact
36%inclusion5 decks14 decks
32%synergy
Tear Asunder
36%inclusion5 decks14 decks
28%synergy
Inspiring Call
34%inclusion18 decks53 decks
26%synergy
Rakshasa's Bargain
33%inclusion3 decks9 decks
32%synergy
Heroic Intervention
32%inclusion17 decks53 decks
2%synergy
Counterspell
26%inclusion14 decks53 decks
-15%synergy
Drag to the Roots
21%inclusion3 decks14 decks
19%synergy
Revitalizing Repast
21%inclusion3 decks14 decks
13%synergy
Abrupt Decay
21%inclusion3 decks14 decks
12%synergy
Putrefy
21%inclusion3 decks14 decks
5%synergy
Rapid Hybridization
21%inclusion11 decks53 decks
12%synergy
Beast Within
21%inclusion11 decks53 decks
-13%synergy
Voidslime
19%inclusion10 decks53 decks
17%synergy
Snakeskin Veil
19%inclusion10 decks53 decks
13%synergy
Mana Drain
19%inclusion10 decks53 decks
4%synergy
Frantic Search
19%inclusion10 decks53 decks
4%synergy
Swan Song
19%inclusion10 decks53 decks
1%synergy
Growth Spiral
19%inclusion10 decks53 decks
-1%synergy
Sink into Stupor
17%inclusion9 decks53 decks
7%synergy
Arcane Denial
17%inclusion9 decks53 decks
-3%synergy
Negate
17%inclusion9 decks53 decks
-4%synergy
Summoner's Pact
15%inclusion8 decks53 decks
14%synergy
Plasm Capture
15%inclusion8 decks53 decks
14%synergy
Legolas's Quick Reflexes
15%inclusion8 decks53 decks
13%synergy
Mutational Advantage
15%inclusion8 decks53 decks
11%synergy
Muddle the Mixture
15%inclusion8 decks53 decks
11%synergy
Chord of Calling
15%inclusion8 decks53 decks
10%synergy
An Offer You Can't Refuse
15%inclusion8 decks53 decks
-10%synergy
Gaea's Gift
13%inclusion7 decks53 decks
11%synergy
Pongify
13%inclusion7 decks53 decks
2%synergy
Vastwood Fortification
11%inclusion6 decks53 decks
11%synergy
Shared Summons
11%inclusion6 decks53 decks
10%synergy
Fact or Fiction
11%inclusion6 decks53 decks
7%synergy
Planar Genesis
11%inclusion6 decks53 decks
6%synergy
Force of Negation
11%inclusion6 decks53 decks
3%synergy
Silkguard
9.4%inclusion5 decks53 decks
8%synergy
Ripples of Potential
9.4%inclusion5 decks53 decks
7%synergy
Repulsive Mutation
7.5%inclusion4 decks53 decks
5%synergy
Simic Charm
7.5%inclusion4 decks53 decks
5%synergy
Archdruid's Charm
7.5%inclusion4 decks53 decks
3%synergy
Noxious Revival
7.5%inclusion4 decks53 decks
3%synergy
Nature's Claim
7.5%inclusion4 decks53 decks
1%synergy
Grapple with the Past
5.7%inclusion3 decks53 decks
4%synergy
Collective Resistance
5.7%inclusion3 decks53 decks
2%synergy
Tyvar's Stand
5.7%inclusion3 decks53 decks
2%synergy
Fog
5.7%inclusion3 decks53 decks
2%synergy
Tamiyo's Safekeeping
5.7%inclusion3 decks53 decks
0%synergy
Pact of Negation
5.7%inclusion3 decks53 decks
-1%synergy
Reality Shift
5.7%inclusion3 decks53 decks
-2%synergy
Opt
5.7%inclusion3 decks53 decks
-4%synergy
Sorceries
Reanimate
43%inclusion6 decks14 decks
24%synergy
Toxic Deluge
36%inclusion5 decks14 decks
18%synergy
Villainous Wealth
29%inclusion4 decks14 decks
22%synergy
Neoform
28%inclusion15 decks53 decks
25%synergy
Nature's Lore
26%inclusion14 decks53 decks
-5%synergy
Cultivate
26%inclusion14 decks53 decks
-16%synergy
Green Sun's Zenith
25%inclusion13 decks53 decks
19%synergy
Bala Ged Recovery
23%inclusion12 decks53 decks
15%synergy
Three Visits
23%inclusion12 decks53 decks
-2%synergy
Rampant Growth
23%inclusion12 decks53 decks
-10%synergy
Farseek
23%inclusion12 decks53 decks
-13%synergy
Flotsam // Jetsam
21%inclusion3 decks14 decks
21%synergy
Exsanguinate
21%inclusion3 decks14 decks
14%synergy
Kodama's Reach
19%inclusion10 decks53 decks
-8%synergy
Wave Goodbye
17%inclusion9 decks53 decks
15%synergy
Nature's Rhythm
15%inclusion6 decks41 decks
11%synergy
Finale of Devastation
13%inclusion7 decks53 decks
6%synergy
Preordain
11%inclusion6 decks53 decks
2%synergy
Uncage the Menagerie
9.4%inclusion5 decks53 decks
9%synergy
Genesis Wave
9.4%inclusion5 decks53 decks
7%synergy
Windfall
9.4%inclusion5 decks53 decks
-2%synergy
Threats Undetected
7.5%inclusion4 decks53 decks
7%synergy
Sylvan Tutor
7.5%inclusion4 decks53 decks
6%synergy
Tooth and Nail
7.5%inclusion4 decks53 decks
6%synergy
Curse of the Swine
7.5%inclusion4 decks53 decks
4%synergy
Sea Gate Restoration
7.5%inclusion4 decks53 decks
3%synergy
Eldritch Evolution
7.5%inclusion4 decks53 decks
3%synergy
Fabricate
7.5%inclusion4 decks53 decks
2%synergy
Rishkar's Expertise
7.5%inclusion4 decks53 decks
-2%synergy
Ponder
7.5%inclusion4 decks53 decks
-4%synergy
Give // Take
5.7%inclusion3 decks53 decks
5%synergy
Hide in Plain Sight
5.7%inclusion3 decks53 decks
5%synergy
Seasons Past
5.7%inclusion3 decks53 decks
5%synergy
Primal Command
5.7%inclusion3 decks53 decks
5%synergy
Bring to Light
5.7%inclusion3 decks53 decks
4%synergy
Turntimber Symbiosis
5.7%inclusion3 decks53 decks
4%synergy
Harmonize
5.7%inclusion3 decks53 decks
-2%synergy
Utility Artifacts
Lightning Greaves
36%inclusion19 decks53 decks
11%synergy
Umbral Mantle
30%inclusion16 decks53 decks
29%synergy
Thousand-Year Elixir
28%inclusion15 decks53 decks
27%synergy
Staff of Domination
19%inclusion10 decks53 decks
17%synergy
Illusionist's Bracers
11%inclusion6 decks53 decks
10%synergy
Ozolith, the Shattered Spire
11%inclusion6 decks53 decks
7%synergy
The Great Henge
11%inclusion6 decks53 decks
2%synergy
The One Ring
9.4%inclusion5 decks53 decks
1%synergy
Hedge Shredder
7.5%inclusion4 decks53 decks
5%synergy
Sword of the Paruns
5.7%inclusion3 decks53 decks
5%synergy
Heartstone
5.7%inclusion3 decks53 decks
5%synergy
The Enigma Jewel
5.7%inclusion3 decks53 decks
5%synergy
Mesmeric Orb
5.7%inclusion3 decks53 decks
4%synergy
Enchantments
Pemmin's Aura
36%inclusion19 decks53 decks
35%synergy
Simic Ascendancy
32%inclusion17 decks53 decks
27%synergy
Ripples of Undeath
29%inclusion4 decks14 decks
24%synergy
Training Grounds
28%inclusion15 decks53 decks
25%synergy
Rhystic Study
23%inclusion12 decks53 decks
-1%synergy
Concordant Crossroads
21%inclusion11 decks53 decks
19%synergy
Terrasymbiosis
18%inclusion6 decks33 decks
13%synergy
Hardened Scales
17%inclusion9 decks53 decks
7%synergy
Guardian Project
15%inclusion8 decks53 decks
7%synergy
Sylvan Library
15%inclusion8 decks53 decks
6%synergy
Innkeeper's Talent
13%inclusion7 decks53 decks
9%synergy
Wild Growth
13%inclusion7 decks53 decks
3%synergy
Tribute to the World Tree
11%inclusion6 decks53 decks
6%synergy
Mystic Remora
11%inclusion6 decks53 decks
-5%synergy
Master Chef
9.4%inclusion5 decks53 decks
8%synergy
Asceticism
9.4%inclusion5 decks53 decks
7%synergy
Leyline of Anticipation
9.4%inclusion5 decks53 decks
5%synergy
Branching Evolution
9.4%inclusion5 decks53 decks
3%synergy
Utopia Sprawl
9.4%inclusion5 decks53 decks
2%synergy
Helix Pinnacle
7.5%inclusion4 decks53 decks
7%synergy
Primal Empathy
7.5%inclusion4 decks53 decks
7%synergy
Leyline of Abundance
7.5%inclusion4 decks53 decks
6%synergy
Defense of the Heart
7.5%inclusion4 decks53 decks
5%synergy
Carpet of Flowers
7.5%inclusion4 decks53 decks
5%synergy
Fertile Ground
7.5%inclusion4 decks53 decks
4%synergy
Dense Foliage
5.7%inclusion3 decks53 decks
6%synergy
Psionic Gift
5.7%inclusion3 decks53 decks
6%synergy
Hermetic Study
5.7%inclusion3 decks53 decks
6%synergy
City of Solitude
5.7%inclusion3 decks53 decks
5%synergy
Weirding Wood
5.7%inclusion3 decks53 decks
5%synergy
Dawn's Reflection
5.7%inclusion3 decks53 decks
5%synergy
Presence of Gond
5.7%inclusion3 decks53 decks
5%synergy
New Horizons
5.7%inclusion3 decks53 decks
5%synergy
Wolfwillow Haven
5.7%inclusion3 decks53 decks
5%synergy
Shielding Plax
5.7%inclusion3 decks53 decks
5%synergy
Crawling Infestation
5.7%inclusion3 decks53 decks
5%synergy
Overgrowth
5.7%inclusion3 decks53 decks
4%synergy
Hadana's Climb
5.7%inclusion3 decks53 decks
4%synergy
Cryptolith Rite
5.7%inclusion3 decks53 decks
2%synergy
Kenrith's Transformation
5.7%inclusion3 decks53 decks
1%synergy
Planeswalkers
Tyvar, Jubilant Brawler
29%inclusion4 decks14 decks
25%synergy
Utility Lands
Llanowar Reborn
34%inclusion18 decks53 decks
32%synergy
Novijen, Heart of Progress
32%inclusion17 decks53 decks
31%synergy
Oran-Rief, the Vastwood
30%inclusion16 decks53 decks
26%synergy
Bojuka Bog
29%inclusion4 decks14 decks
-1%synergy
Mistrise Village
20%inclusion8 decks41 decks
12%synergy
Reliquary Tower
19%inclusion10 decks53 decks
-11%synergy
Alchemist's Refuge
17%inclusion9 decks53 decks
11%synergy
Boseiju, Who Endures
17%inclusion9 decks53 decks
-2%synergy
Yavimaya, Cradle of Growth
15%inclusion8 decks53 decks
6%synergy
Otawara, Soaring City
15%inclusion8 decks53 decks
-1%synergy
Temple of the False God
11%inclusion6 decks53 decks
2%synergy
Rogue's Passage
11%inclusion6 decks53 decks
-9%synergy
Emergence Zone
9.4%inclusion5 decks53 decks
7%synergy
Halimar Depths
9.4%inclusion5 decks53 decks
7%synergy
Minamo, School at Water's Edge
9.4%inclusion5 decks53 decks
5%synergy
Command Beacon
9.4%inclusion5 decks53 decks
4%synergy
Tyrite Sanctum
7.5%inclusion4 decks53 decks
6%synergy
Karn's Bastion
7.5%inclusion4 decks53 decks
3%synergy
Shifting Woodland
7.5%inclusion4 decks53 decks
1%synergy
Kishla Village
7.3%inclusion3 decks41 decks
6%synergy
Lotus Field
5.7%inclusion3 decks53 decks
4%synergy
Lumbering Falls
5.7%inclusion3 decks53 decks
4%synergy
Gaea's Cradle
5.7%inclusion3 decks53 decks
0%synergy
Mosswort Bridge
5.7%inclusion3 decks53 decks
-5%synergy
Mana Artifacts
Sol Ring
75%inclusion40 decks53 decks
-8%synergy
Arcane Signet
42%inclusion22 decks53 decks
-31%synergy
Dimir Signet
29%inclusion4 decks14 decks
5%synergy
Golgari Signet
21%inclusion3 decks14 decks
12%synergy
Simic Signet
19%inclusion10 decks53 decks
8%synergy
Talisman of Curiosity
11%inclusion6 decks53 decks
-1%synergy
Chromatic Lantern
9.4%inclusion5 decks53 decks
1%synergy
Paradise Mantle
5.7%inclusion3 decks53 decks
5%synergy
Basalt Monolith
5.7%inclusion3 decks53 decks
3%synergy
Mox Diamond
5.7%inclusion3 decks53 decks
1%synergy
Mana Vault
5.7%inclusion3 decks53 decks
0%synergy
Fellwar Stone
5.7%inclusion3 decks53 decks
-15%synergy
Lands
Command Tower
92%inclusion49 decks53 decks
18%synergy
Hinterland Harbor
68%inclusion36 decks53 decks
34%synergy
Breeding Pool
58%inclusion31 decks53 decks
16%synergy
Rejuvenating Springs
55%inclusion29 decks53 decks
29%synergy
Simic Growth Chamber
53%inclusion28 decks53 decks
36%synergy
Yavimaya Coast
51%inclusion27 decks53 decks
24%synergy
Opulent Palace
50%inclusion7 decks14 decks
22%synergy
Overgrown Tomb
50%inclusion7 decks14 decks
9%synergy
Flooded Grove
43%inclusion23 decks53 decks
28%synergy
Dreamroot Cascade
43%inclusion23 decks53 decks
22%synergy
Exotic Orchard
43%inclusion23 decks53 decks
7%synergy
Undergrowth Stadium
43%inclusion6 decks14 decks
19%synergy
Zagoth Triome
43%inclusion6 decks14 decks
16%synergy
Drowned Catacomb
43%inclusion6 decks14 decks
14%synergy
Woodland Cemetery
43%inclusion6 decks14 decks
10%synergy
Underground Mortuary
36%inclusion5 decks14 decks
23%synergy
Deathcap Glade
36%inclusion5 decks14 decks
23%synergy
Watery Grave
36%inclusion5 decks14 decks
-6%synergy
Misty Rainforest
34%inclusion18 decks53 decks
23%synergy
Temple of Mystery
34%inclusion18 decks53 decks
18%synergy
Undercity Sewers
29%inclusion4 decks14 decks
17%synergy
Twilight Mire
29%inclusion4 decks14 decks
15%synergy
Underground River
29%inclusion4 decks14 decks
6%synergy
Morphic Pool
29%inclusion4 decks14 decks
5%synergy
Llanowar Wastes
29%inclusion4 decks14 decks
2%synergy
Hedge Maze
28%inclusion15 decks53 decks
17%synergy
Overflowing Basin
26%inclusion14 decks53 decks
18%synergy
Willowrush Verge
24%inclusion12 decks50 decks
17%synergy
Sunken Ruins
21%inclusion3 decks14 decks
16%synergy
Temple of Deceit
21%inclusion3 decks14 decks
7%synergy
Darkwater Catacombs
21%inclusion3 decks14 decks
7%synergy
Temple of Malady
21%inclusion3 decks14 decks
6%synergy
Shipwreck Marsh
21%inclusion3 decks14 decks
4%synergy
Sunken Hollow
21%inclusion3 decks14 decks
-12%synergy
Botanical Sanctum
19%inclusion10 decks53 decks
15%synergy
Waterlogged Grove
19%inclusion10 decks53 decks
13%synergy
Barkchannel Pathway
19%inclusion10 decks53 decks
12%synergy
Vineglimmer Snarl
19%inclusion10 decks53 decks
8%synergy
Evolving Wilds
19%inclusion10 decks53 decks
-2%synergy
Simic Guildgate
17%inclusion9 decks53 decks
12%synergy
Terramorphic Expanse
15%inclusion8 decks53 decks
0%synergy
Sodden Verdure
14%inclusion3 decks22 decks
6%synergy
Thornwood Falls
13%inclusion7 decks53 decks
6%synergy
Tropical Island
13%inclusion7 decks53 decks
-1%synergy
Path of Ancestry
11%inclusion6 decks53 decks
-11%synergy
Mana Confluence
9.4%inclusion5 decks53 decks
2%synergy
City of Brass
9.4%inclusion5 decks53 decks
2%synergy
Verdant Catacombs
9.4%inclusion5 decks53 decks
-1%synergy
Polluted Delta
9.4%inclusion5 decks53 decks
-3%synergy
Woodland Stream
7.5%inclusion4 decks53 decks
6%synergy