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%inclusion31 decks1.10K decks
Mimeoplasm, Revered One
0.4%inclusion10 decks2.57K decks
Vannifar, Evolved Enigma
0.1%inclusion2 decks2.17K decks
Volrath, the Shapestealer
0.1%inclusion2 decks3.06K decks
Yuna, Grand Summoner
0.0%inclusion1 decks7.43K decks
Uro, Titan of Nature's Wrath
0.1%inclusion1 decks1.75K decks
Kinnan, Bonder Prodigy
0.0%inclusion1 decks15.8K decks
New Cards
Loch Mare
13%inclusion2 decks16 decks
12%synergy
Sodden Verdure
13%inclusion2 decks16 decks
5%synergy
Tam, Mindful First-Year
13%inclusion2 decks16 decks
10%synergy
Mona Lisa, Science Geek
11%inclusion1 decks9 decks
9%synergy
Transdimensional Bovine
6.7%inclusion1 decks15 decks
6%synergy
High Synergy Cards
Kami of Whispered Hopes
92%inclusion44 decks48 decks
85%synergy
Pili-Pala
77%inclusion37 decks48 decks
77%synergy
Necrotic Ooze
75%inclusion9 decks12 decks
74%synergy
Incubation Druid
75%inclusion36 decks48 decks
71%synergy
Lotuslight Dancers
71%inclusion5 decks7 decks
70%synergy
Knacksaw Clique
65%inclusion31 decks48 decks
65%synergy
Buried Alive
67%inclusion8 decks12 decks
61%synergy
Entomb
67%inclusion8 decks12 decks
60%synergy
Unmarked Grave
58%inclusion7 decks12 decks
56%synergy
Simic Ragworm
56%inclusion27 decks48 decks
56%synergy
Top Cards
Assassin's Trophy
67%inclusion8 decks12 decks
36%synergy
Vigean Graftmage
54%inclusion26 decks48 decks
54%synergy
Swiftfoot Boots
54%inclusion26 decks48 decks
27%synergy
Freed from the Real
52%inclusion25 decks48 decks
50%synergy
Selvala, Heart of the Wilds
52%inclusion25 decks48 decks
46%synergy
Walking Ballista
50%inclusion24 decks48 decks
47%synergy
Reanimate
50%inclusion6 decks12 decks
31%synergy
Agatha's Soul Cauldron
48%inclusion23 decks48 decks
47%synergy
Farmstead Gleaner
44%inclusion21 decks48 decks
44%synergy
Gyre Engineer
44%inclusion21 decks48 decks
43%synergy
Game Changers
Demonic Tutor
33%inclusion4 decks12 decks
14%synergy
Worldly Tutor
25%inclusion12 decks48 decks
13%synergy
Vampiric Tutor
25%inclusion3 decks12 decks
10%synergy
Cyclonic Rift
25%inclusion12 decks48 decks
3%synergy
Fierce Guardianship
21%inclusion10 decks48 decks
3%synergy
Force of Will
19%inclusion9 decks48 decks
9%synergy
Ancient Tomb
17%inclusion8 decks48 decks
7%synergy
Chrome Mox
13%inclusion6 decks48 decks
7%synergy
Thassa's Oracle
13%inclusion6 decks48 decks
6%synergy
Consecrated Sphinx
8.3%inclusion4 decks48 decks
4%synergy
Creatures
Gilder Bairn
42%inclusion20 decks48 decks
41%synergy
Plaxcaster Frogling
40%inclusion19 decks48 decks
38%synergy
Devoted Druid
40%inclusion19 decks48 decks
36%synergy
Fathom Mage
40%inclusion19 decks48 decks
35%synergy
Morphling
38%inclusion18 decks48 decks
37%synergy
Master Biomancer
38%inclusion18 decks48 decks
35%synergy
Arbor Adherent
36%inclusion13 decks36 decks
35%synergy
Zameck Guildmage
33%inclusion16 decks48 decks
33%synergy
Arcanis the Omnipotent
33%inclusion16 decks48 decks
32%synergy
Gyre Sage
33%inclusion16 decks48 decks
30%synergy
Ilysian Caryatid
31%inclusion15 decks48 decks
29%synergy
Birds of Paradise
31%inclusion15 decks48 decks
4%synergy
Ley Weaver
29%inclusion14 decks48 decks
29%synergy
Bloom Tender
29%inclusion14 decks48 decks
21%synergy
Soliton
27%inclusion13 decks48 decks
27%synergy
Argothian Elder
27%inclusion13 decks48 decks
27%synergy
Biomancer's Familiar
27%inclusion13 decks48 decks
25%synergy
Evolution Witness
27%inclusion13 decks48 decks
24%synergy
Kinnan, Bonder Prodigy
27%inclusion13 decks48 decks
23%synergy
Leech Bonder
25%inclusion12 decks48 decks
25%synergy
Krosan Restorer
25%inclusion12 decks48 decks
25%synergy
Phage the Untouchable
25%inclusion3 decks12 decks
25%synergy
Sage of Hours
25%inclusion12 decks48 decks
25%synergy
Viridian Joiner
25%inclusion12 decks48 decks
25%synergy
Skithiryx, the Blight Dragon
25%inclusion3 decks12 decks
24%synergy
Likeness Looter
25%inclusion3 decks12 decks
22%synergy
Skull Prophet
25%inclusion3 decks12 decks
20%synergy
Quicksilver Elemental
23%inclusion11 decks48 decks
23%synergy
Biophagus
23%inclusion11 decks48 decks
22%synergy
Fanatic of Rhonas
23%inclusion11 decks48 decks
17%synergy
Forgotten Ancient
23%inclusion11 decks48 decks
16%synergy
Simic Manipulator
21%inclusion10 decks48 decks
21%synergy
Sage of the Maze
21%inclusion10 decks48 decks
20%synergy
Ioreth of the Healing House
21%inclusion10 decks48 decks
20%synergy
Kiora's Follower
21%inclusion10 decks48 decks
16%synergy
Momir Vig, Simic Visionary
19%inclusion9 decks48 decks
18%synergy
Gwenna, Eyes of Gaea
19%inclusion9 decks48 decks
17%synergy
Fauna Shaman
19%inclusion9 decks48 decks
16%synergy
Rishkar, Peema Renegade
19%inclusion9 decks48 decks
15%synergy
Lore Weaver
17%inclusion8 decks48 decks
17%synergy
Sleep-Cursed Faerie
17%inclusion8 decks48 decks
17%synergy
Triskelion
17%inclusion8 decks48 decks
16%synergy
Invisible Stalker
17%inclusion8 decks48 decks
15%synergy
Thrasios, Triton Hero
17%inclusion8 decks48 decks
15%synergy
Marwyn, the Nurturer
17%inclusion8 decks48 decks
14%synergy
Delighted Halfling
17%inclusion8 decks48 decks
5%synergy
Thornling
15%inclusion7 decks48 decks
15%synergy
Glimmerbell
15%inclusion7 decks48 decks
15%synergy
Patchwork Crawler
15%inclusion7 decks48 decks
15%synergy
Cytoplast Manipulator
15%inclusion7 decks48 decks
14%synergy
Instants
Tainted Pact
42%inclusion5 decks12 decks
38%synergy
Grisly Salvage
33%inclusion4 decks12 decks
28%synergy
Inspiring Call
31%inclusion15 decks48 decks
23%synergy
Heroic Intervention
29%inclusion14 decks48 decks
-1%synergy
Counterspell
27%inclusion13 decks48 decks
-15%synergy
Tear Asunder
25%inclusion3 decks12 decks
17%synergy
Revitalizing Repast
25%inclusion3 decks12 decks
17%synergy
Putrefy
25%inclusion3 decks12 decks
9%synergy
Snakeskin Veil
21%inclusion10 decks48 decks
15%synergy
Rapid Hybridization
21%inclusion10 decks48 decks
12%synergy
Mana Drain
21%inclusion10 decks48 decks
6%synergy
Beast Within
21%inclusion10 decks48 decks
-13%synergy
Sink into Stupor
19%inclusion9 decks48 decks
9%synergy
Swan Song
19%inclusion9 decks48 decks
1%synergy
Negate
19%inclusion9 decks48 decks
-2%synergy
Summoner's Pact
17%inclusion8 decks48 decks
16%synergy
Voidslime
17%inclusion8 decks48 decks
15%synergy
Legolas's Quick Reflexes
17%inclusion8 decks48 decks
14%synergy
Mutational Advantage
17%inclusion8 decks48 decks
13%synergy
Muddle the Mixture
17%inclusion8 decks48 decks
12%synergy
Chord of Calling
17%inclusion8 decks48 decks
11%synergy
Frantic Search
17%inclusion8 decks48 decks
2%synergy
Arcane Denial
17%inclusion8 decks48 decks
-4%synergy
An Offer You Can't Refuse
17%inclusion8 decks48 decks
-8%synergy
Plasm Capture
15%inclusion7 decks48 decks
13%synergy
Pongify
15%inclusion7 decks48 decks
3%synergy
Growth Spiral
15%inclusion7 decks48 decks
-6%synergy
Vastwood Fortification
13%inclusion6 decks48 decks
12%synergy
Shared Summons
13%inclusion6 decks48 decks
12%synergy
Gaea's Gift
13%inclusion6 decks48 decks
10%synergy
Fact or Fiction
13%inclusion6 decks48 decks
8%synergy
Force of Negation
13%inclusion6 decks48 decks
4%synergy
Ripples of Potential
10%inclusion5 decks48 decks
8%synergy
Archdruid's Charm
8.3%inclusion4 decks48 decks
4%synergy
Noxious Revival
8.3%inclusion4 decks48 decks
4%synergy
Planar Genesis
8.3%inclusion4 decks48 decks
4%synergy
Nature's Claim
8.3%inclusion4 decks48 decks
1%synergy
Silkguard
6.3%inclusion3 decks48 decks
5%synergy
Repulsive Mutation
6.3%inclusion3 decks48 decks
4%synergy
Simic Charm
6.3%inclusion3 decks48 decks
3%synergy
Collective Resistance
6.3%inclusion3 decks48 decks
2%synergy
Fog
6.3%inclusion3 decks48 decks
2%synergy
Pact of Negation
6.3%inclusion3 decks48 decks
0%synergy
Reality Shift
6.3%inclusion3 decks48 decks
-2%synergy
Opt
6.3%inclusion3 decks48 decks
-3%synergy
Harrow
6.3%inclusion3 decks48 decks
-3%synergy
Brainstorm
6.3%inclusion3 decks48 decks
-12%synergy
Sorceries
Toxic Deluge
42%inclusion5 decks12 decks
24%synergy
Villainous Wealth
33%inclusion4 decks12 decks
27%synergy
Neoform
31%inclusion15 decks48 decks
28%synergy
Nature's Lore
27%inclusion13 decks48 decks
-4%synergy
Green Sun's Zenith
25%inclusion12 decks48 decks
20%synergy
Exsanguinate
25%inclusion3 decks12 decks
18%synergy
Cultivate
25%inclusion12 decks48 decks
-17%synergy
Bala Ged Recovery
23%inclusion11 decks48 decks
15%synergy
Three Visits
23%inclusion11 decks48 decks
-1%synergy
Kodama's Reach
19%inclusion9 decks48 decks
-8%synergy
Farseek
19%inclusion9 decks48 decks
-17%synergy
Wave Goodbye
17%inclusion8 decks48 decks
15%synergy
Nature's Rhythm
17%inclusion6 decks36 decks
13%synergy
Rampant Growth
17%inclusion8 decks48 decks
-16%synergy
Uncage the Menagerie
10%inclusion5 decks48 decks
10%synergy
Genesis Wave
10%inclusion5 decks48 decks
8%synergy
Finale of Devastation
10%inclusion5 decks48 decks
3%synergy
Windfall
10%inclusion5 decks48 decks
-1%synergy
Threats Undetected
8.3%inclusion4 decks48 decks
8%synergy
Sylvan Tutor
8.3%inclusion4 decks48 decks
7%synergy
Tooth and Nail
8.3%inclusion4 decks48 decks
7%synergy
Sea Gate Restoration
8.3%inclusion4 decks48 decks
4%synergy
Eldritch Evolution
8.3%inclusion4 decks48 decks
4%synergy
Preordain
8.3%inclusion4 decks48 decks
-1%synergy
Ponder
8.3%inclusion4 decks48 decks
-3%synergy
Give // Take
6.3%inclusion3 decks48 decks
6%synergy
Hide in Plain Sight
6.3%inclusion3 decks48 decks
6%synergy
Primal Command
6.3%inclusion3 decks48 decks
6%synergy
Bring to Light
6.3%inclusion3 decks48 decks
5%synergy
Turntimber Symbiosis
6.3%inclusion3 decks48 decks
5%synergy
Curse of the Swine
6.3%inclusion3 decks48 decks
3%synergy
Fabricate
6.3%inclusion3 decks48 decks
1%synergy
Rishkar's Expertise
6.3%inclusion3 decks48 decks
-3%synergy
Utility Artifacts
Lightning Greaves
38%inclusion18 decks48 decks
13%synergy
Umbral Mantle
29%inclusion14 decks48 decks
28%synergy
Thousand-Year Elixir
29%inclusion14 decks48 decks
28%synergy
Staff of Domination
17%inclusion8 decks48 decks
15%synergy
Ozolith, the Shattered Spire
13%inclusion6 decks48 decks
8%synergy
The Great Henge
13%inclusion6 decks48 decks
3%synergy
Illusionist's Bracers
10%inclusion5 decks48 decks
9%synergy
The One Ring
10%inclusion5 decks48 decks
2%synergy
Sword of the Paruns
6.3%inclusion3 decks48 decks
6%synergy
Heartstone
6.3%inclusion3 decks48 decks
6%synergy
The Enigma Jewel
6.3%inclusion3 decks48 decks
6%synergy
Mesmeric Orb
6.3%inclusion3 decks48 decks
5%synergy
Enchantments
Pemmin's Aura
35%inclusion17 decks48 decks
34%synergy
Ripples of Undeath
33%inclusion4 decks12 decks
29%synergy
Simic Ascendancy
31%inclusion15 decks48 decks
26%synergy
Training Grounds
27%inclusion13 decks48 decks
24%synergy
Rhystic Study
25%inclusion12 decks48 decks
2%synergy
Terrasymbiosis
21%inclusion6 decks28 decks
16%synergy
Concordant Crossroads
21%inclusion10 decks48 decks
19%synergy
Guardian Project
17%inclusion8 decks48 decks
9%synergy
Sylvan Library
17%inclusion8 decks48 decks
8%synergy
Hardened Scales
17%inclusion8 decks48 decks
7%synergy
Wild Growth
13%inclusion6 decks48 decks
2%synergy
Mystic Remora
13%inclusion6 decks48 decks
-3%synergy
Master Chef
10%inclusion5 decks48 decks
9%synergy
Asceticism
10%inclusion5 decks48 decks
8%synergy
Leyline of Anticipation
10%inclusion5 decks48 decks
6%synergy
Innkeeper's Talent
10%inclusion5 decks48 decks
6%synergy
Tribute to the World Tree
10%inclusion5 decks48 decks
5%synergy
Leyline of Abundance
8.3%inclusion4 decks48 decks
7%synergy
Carpet of Flowers
8.3%inclusion4 decks48 decks
5%synergy
Fertile Ground
8.3%inclusion4 decks48 decks
5%synergy
Branching Evolution
8.3%inclusion4 decks48 decks
2%synergy
Utopia Sprawl
8.3%inclusion4 decks48 decks
1%synergy
Dense Foliage
6.3%inclusion3 decks48 decks
6%synergy
Psionic Gift
6.3%inclusion3 decks48 decks
6%synergy
Hermetic Study
6.3%inclusion3 decks48 decks
6%synergy
City of Solitude
6.3%inclusion3 decks48 decks
6%synergy
Weirding Wood
6.3%inclusion3 decks48 decks
6%synergy
Dawn's Reflection
6.3%inclusion3 decks48 decks
6%synergy
Presence of Gond
6.3%inclusion3 decks48 decks
6%synergy
New Horizons
6.3%inclusion3 decks48 decks
6%synergy
Wolfwillow Haven
6.3%inclusion3 decks48 decks
6%synergy
Helix Pinnacle
6.3%inclusion3 decks48 decks
5%synergy
Shimmerwilds Growth
6.3%inclusion1 decks16 decks
5%synergy
Primal Empathy
6.3%inclusion3 decks48 decks
5%synergy
Overgrowth
6.3%inclusion3 decks48 decks
5%synergy
Hadana's Climb
6.3%inclusion3 decks48 decks
5%synergy
Defense of the Heart
6.3%inclusion3 decks48 decks
4%synergy
Cryptolith Rite
6.3%inclusion3 decks48 decks
2%synergy
Kenrith's Transformation
6.3%inclusion3 decks48 decks
2%synergy
Utility Lands
Llanowar Reborn
38%inclusion18 decks48 decks
36%synergy
Novijen, Heart of Progress
35%inclusion17 decks48 decks
34%synergy
Oran-Rief, the Vastwood
33%inclusion16 decks48 decks
29%synergy
Bojuka Bog
33%inclusion4 decks12 decks
4%synergy
Mistrise Village
22%inclusion8 decks36 decks
14%synergy
Reliquary Tower
21%inclusion10 decks48 decks
-9%synergy
Alchemist's Refuge
19%inclusion9 decks48 decks
13%synergy
Boseiju, Who Endures
17%inclusion8 decks48 decks
-2%synergy
Yavimaya, Cradle of Growth
15%inclusion7 decks48 decks
6%synergy
Otawara, Soaring City
15%inclusion7 decks48 decks
-2%synergy
Rogue's Passage
13%inclusion6 decks48 decks
-8%synergy
Emergence Zone
10%inclusion5 decks48 decks
8%synergy
Halimar Depths
10%inclusion5 decks48 decks
8%synergy
Command Beacon
10%inclusion5 decks48 decks
5%synergy
Temple of the False God
10%inclusion5 decks48 decks
1%synergy
Kishla Village
8.3%inclusion3 decks36 decks
7%synergy
Tyrite Sanctum
8.3%inclusion4 decks48 decks
7%synergy
Minamo, School at Water's Edge
8.3%inclusion4 decks48 decks
4%synergy
Karn's Bastion
8.3%inclusion4 decks48 decks
4%synergy
Shifting Woodland
8.3%inclusion4 decks48 decks
1%synergy
Lotus Field
6.3%inclusion3 decks48 decks
5%synergy
Lumbering Falls
6.3%inclusion3 decks48 decks
5%synergy
Gaea's Cradle
6.3%inclusion3 decks48 decks
0%synergy
Mosswort Bridge
6.3%inclusion3 decks48 decks
-4%synergy
Mana Artifacts
Sol Ring
75%inclusion36 decks48 decks
-9%synergy
Arcane Signet
46%inclusion22 decks48 decks
-26%synergy
Dimir Signet
33%inclusion4 decks12 decks
9%synergy
Golgari Signet
25%inclusion3 decks12 decks
15%synergy
Simic Signet
21%inclusion10 decks48 decks
10%synergy
Talisman of Curiosity
13%inclusion6 decks48 decks
0%synergy
Chromatic Lantern
10%inclusion5 decks48 decks
2%synergy
Paradise Mantle
6.3%inclusion3 decks48 decks
5%synergy
Basalt Monolith
6.3%inclusion3 decks48 decks
4%synergy
Mox Diamond
6.3%inclusion3 decks48 decks
2%synergy
Mana Vault
6.3%inclusion3 decks48 decks
0%synergy
Fellwar Stone
6.3%inclusion3 decks48 decks
-14%synergy
Lands
Command Tower
92%inclusion44 decks48 decks
17%synergy
Hinterland Harbor
65%inclusion31 decks48 decks
31%synergy
Breeding Pool
60%inclusion29 decks48 decks
19%synergy
Opulent Palace
58%inclusion7 decks12 decks
30%synergy
Overgrown Tomb
58%inclusion7 decks12 decks
17%synergy
Rejuvenating Springs
56%inclusion27 decks48 decks
30%synergy
Simic Growth Chamber
50%inclusion24 decks48 decks
33%synergy
Undergrowth Stadium
50%inclusion6 decks12 decks
27%synergy
Zagoth Triome
50%inclusion6 decks12 decks
23%synergy
Yavimaya Coast
48%inclusion23 decks48 decks
21%synergy
Exotic Orchard
44%inclusion21 decks48 decks
7%synergy
Underground Mortuary
42%inclusion5 decks12 decks
29%synergy
Deathcap Glade
42%inclusion5 decks12 decks
29%synergy
Dreamroot Cascade
42%inclusion20 decks48 decks
20%synergy
Watery Grave
42%inclusion5 decks12 decks
0%synergy
Flooded Grove
40%inclusion19 decks48 decks
24%synergy
Undercity Sewers
33%inclusion4 decks12 decks
22%synergy
Misty Rainforest
33%inclusion16 decks48 decks
22%synergy
Temple of Mystery
33%inclusion16 decks48 decks
17%synergy
Morphic Pool
33%inclusion4 decks12 decks
9%synergy
Drowned Catacomb
33%inclusion4 decks12 decks
4%synergy
Woodland Cemetery
33%inclusion4 decks12 decks
1%synergy
Hedge Maze
29%inclusion14 decks48 decks
18%synergy
Overflowing Basin
27%inclusion13 decks48 decks
19%synergy
Darkwater Catacombs
25%inclusion3 decks12 decks
10%synergy
Shipwreck Marsh
25%inclusion3 decks12 decks
7%synergy
Sunken Hollow
25%inclusion3 decks12 decks
-9%synergy
Willowrush Verge
24%inclusion11 decks45 decks
18%synergy
Botanical Sanctum
19%inclusion9 decks48 decks
14%synergy
Simic Guildgate
19%inclusion9 decks48 decks
14%synergy
Barkchannel Pathway
19%inclusion9 decks48 decks
12%synergy
Evolving Wilds
19%inclusion9 decks48 decks
-2%synergy
Waterlogged Grove
17%inclusion8 decks48 decks
10%synergy
Vineglimmer Snarl
17%inclusion8 decks48 decks
6%synergy
Thornwood Falls
15%inclusion7 decks48 decks
8%synergy
Terramorphic Expanse
15%inclusion7 decks48 decks
0%synergy
Tropical Island
13%inclusion6 decks48 decks
-2%synergy
Path of Ancestry
13%inclusion6 decks48 decks
-10%synergy
Mana Confluence
10%inclusion5 decks48 decks
3%synergy
City of Brass
10%inclusion5 decks48 decks
3%synergy
Verdant Catacombs
10%inclusion5 decks48 decks
0%synergy
Polluted Delta
10%inclusion5 decks48 decks
-2%synergy
Woodland Stream
8.3%inclusion4 decks48 decks
7%synergy
Forbidden Orchard
8.3%inclusion4 decks48 decks
6%synergy
Opal Palace
8.3%inclusion4 decks48 decks
6%synergy
Gemstone Caverns
8.3%inclusion4 decks48 decks
3%synergy
Tangled Islet
8.3%inclusion4 decks48 decks
3%synergy
Cavern of Souls
8.3%inclusion4 decks48 decks
1%synergy
Fabled Passage
8.3%inclusion4 decks48 decks
-1%synergy
Flooded Strand
8.3%inclusion4 decks48 decks
-3%synergy