Selvala, Eager Trailblazer
Crab Umbra

   Prerequisites

What do I need to start this combo?
Selvala and Crab Umbra on the battlefield (Selvala without summoning sickness on the battlefield and Crab Umbra attached to Selvala on the battlefield).
You control at least four creatures with different powers.

   Steps

How does this combo work?
1
Activate Selvala by tapping it, adding at least .
2
Activate Crab Umbra by paying 2, untapping Selvala.
3
Repeat.

   Results

What do I get from this combo?
Infinite colored mana
Helga, Skittish Seer
0.1%inclusion11 decks17.6K decks
Tazri, Stalwart Survivor
0.3%inclusion6 decks2.09K decks
Kenrith, the Returned King
0.0%inclusion3 decks29.4K decks
Derevi, Empyrial Tactician
0.0%inclusion2 decks11.2K decks
The Fifth Doctor // Susan Foreman
0.4%inclusion1 decks277 decks
Yuna, Grand Summoner
0.0%inclusion1 decks8.03K decks
Garth One-Eye
0.0%inclusion1 decks5.08K decks
Rukarumel, Biologist
0.0%inclusion1 decks4.09K decks
New Cards
Mona Lisa, Science Geek
50%inclusion2 decks4 decks
48%synergy
Topiary Lecturer
50%inclusion1 decks2 decks
49%synergy
Hidden Hideout
25%inclusion1 decks4 decks
24%synergy
Sewer-veillance Cam
25%inclusion1 decks4 decks
24%synergy
High Synergy Cards
Redshift, Rocketeer Chief
57%inclusion4 decks7 decks
57%synergy
Agatha of the Vile Cauldron
55%inclusion6 decks11 decks
54%synergy
Kenrith, the Returned King
55%inclusion6 decks11 decks
51%synergy
Svella, Ice Shaper
45%inclusion5 decks11 decks
45%synergy
Faeburrow Elder
50%inclusion13 decks26 decks
38%synergy
Chulane, Teller of Tales
42%inclusion11 decks26 decks
37%synergy
Pemmin's Aura
38%inclusion10 decks26 decks
37%synergy
Intruder Alarm
38%inclusion10 decks26 decks
37%synergy
Freed from the Real
38%inclusion10 decks26 decks
36%synergy
Dynaheir, Invoker Adept
36%inclusion4 decks11 decks
36%synergy
Top Cards
Inga and Esika
38%inclusion10 decks26 decks
35%synergy
Shalai, Voice of Plenty
38%inclusion10 decks26 decks
32%synergy
Fires of Yavimaya
36%inclusion4 decks11 decks
34%synergy
Tyvar, Jubilant Brawler
36%inclusion4 decks11 decks
33%synergy
Zacama, Primal Calamity
36%inclusion4 decks11 decks
29%synergy
Saryth, the Viper's Fang
35%inclusion9 decks26 decks
32%synergy
Bloom Tender
35%inclusion9 decks26 decks
26%synergy
Staff of Domination
31%inclusion8 decks26 decks
29%synergy
Biomancer's Familiar
31%inclusion8 decks26 decks
29%synergy
Kiora's Follower
31%inclusion8 decks26 decks
26%synergy
Game Changers
Gaea's Cradle
15%inclusion4 decks26 decks
9%synergy
Force of Will
15%inclusion4 decks26 decks
6%synergy
Grim Monolith
12%inclusion3 decks26 decks
10%synergy
Chrome Mox
12%inclusion3 decks26 decks
6%synergy
Seedborn Muse
12%inclusion3 decks26 decks
3%synergy
The One Ring
12%inclusion3 decks26 decks
3%synergy
Ancient Tomb
12%inclusion3 decks26 decks
2%synergy
Worldly Tutor
12%inclusion3 decks26 decks
0%synergy
Farewell
12%inclusion3 decks26 decks
-1%synergy
Enlightened Tutor
12%inclusion3 decks26 decks
-3%synergy
Creatures
Birds of Paradise
31%inclusion8 decks26 decks
3%synergy
Grenzo, Dungeon Warden
27%inclusion3 decks11 decks
27%synergy
Captivating Crew
27%inclusion3 decks11 decks
26%synergy
Samut, Voice of Dissent
27%inclusion3 decks11 decks
25%synergy
Jegantha, the Wellspring
27%inclusion3 decks11 decks
21%synergy
Ignoble Hierarch
27%inclusion3 decks11 decks
2%synergy
Chakram Retriever
27%inclusion7 decks26 decks
26%synergy
Vizier of Tumbling Sands
27%inclusion7 decks26 decks
26%synergy
Kami of Whispered Hopes
27%inclusion7 decks26 decks
21%synergy
Beast Whisperer
27%inclusion7 decks26 decks
17%synergy
Noble Hierarch
27%inclusion7 decks26 decks
11%synergy
Vigean Graftmage
23%inclusion6 decks26 decks
23%synergy
Gretchen Titchwillow
23%inclusion6 decks26 decks
22%synergy
Selvala, Heart of the Wilds
23%inclusion6 decks26 decks
17%synergy
Forgotten Ancient
23%inclusion6 decks26 decks
17%synergy
Delighted Halfling
23%inclusion6 decks26 decks
11%synergy
Twenty-Toed Toad
21%inclusion5 decks24 decks
19%synergy
Experiment Kraj
19%inclusion5 decks26 decks
19%synergy
Ioreth of the Healing House
19%inclusion5 decks26 decks
18%synergy
God-Eternal Oketra
19%inclusion5 decks26 decks
18%synergy
Silverback Elder
19%inclusion5 decks26 decks
17%synergy
Surrak and Goreclaw
19%inclusion5 decks26 decks
17%synergy
Emiel the Blessed
19%inclusion5 decks26 decks
16%synergy
Kinnan, Bonder Prodigy
19%inclusion5 decks26 decks
15%synergy
Hydroid Krasis
19%inclusion5 decks26 decks
15%synergy
Mulldrifter
19%inclusion5 decks26 decks
14%synergy
Spark Double
19%inclusion5 decks26 decks
13%synergy
Adric, Mathematical Genius
15%inclusion4 decks26 decks
15%synergy
Aphetto Alchemist
15%inclusion4 decks26 decks
15%synergy
Zimone, Quandrix Prodigy
15%inclusion4 decks26 decks
14%synergy
Venser, Shaper Savant
15%inclusion4 decks26 decks
14%synergy
Sigarda, Font of Blessings
15%inclusion4 decks26 decks
13%synergy
Temur Sabertooth
15%inclusion4 decks26 decks
13%synergy
Triskaidekaphile
15%inclusion4 decks26 decks
13%synergy
Prime Speaker Zegana
15%inclusion4 decks26 decks
13%synergy
Walking Ballista
15%inclusion4 decks26 decks
13%synergy
Timeless Witness
15%inclusion4 decks26 decks
13%synergy
Selvala, Explorer Returned
15%inclusion4 decks26 decks
12%synergy
Incubation Druid
15%inclusion4 decks26 decks
11%synergy
Solemn Simulacrum
15%inclusion4 decks26 decks
3%synergy
Elvish Mystic
15%inclusion4 decks26 decks
-1%synergy
Llanowar Elves
15%inclusion4 decks26 decks
-5%synergy
Koma, World-Eater
13%inclusion3 decks23 decks
10%synergy
Hydroelectric Specimen
13%inclusion3 decks24 decks
8%synergy
Disciple of Freyalise
13%inclusion3 decks24 decks
7%synergy
Witch Enchanter
13%inclusion3 decks24 decks
5%synergy
Prismite
12%inclusion3 decks26 decks
11%synergy
Clay Champion
12%inclusion3 decks26 decks
11%synergy
Knacksaw Clique
12%inclusion3 decks26 decks
11%synergy
Magus of the Disk
12%inclusion3 decks26 decks
11%synergy
Instants
An Offer You Can't Refuse
27%inclusion7 decks26 decks
2%synergy
Shore Up
23%inclusion6 decks26 decks
21%synergy
Negate
23%inclusion6 decks26 decks
2%synergy
Path to Exile
23%inclusion6 decks26 decks
-24%synergy
Swords to Plowshares
23%inclusion6 decks26 decks
-38%synergy
Swan Song
19%inclusion5 decks26 decks
1%synergy
Heroic Intervention
19%inclusion5 decks26 decks
-11%synergy
Arachnoid Adaptation
15%inclusion4 decks26 decks
15%synergy
Boon of Boseiju
15%inclusion4 decks26 decks
15%synergy
Filter Out
15%inclusion4 decks26 decks
15%synergy
Vines of Vastwood
15%inclusion4 decks26 decks
14%synergy
Arcane Denial
15%inclusion4 decks26 decks
-5%synergy
Counterspell
15%inclusion4 decks26 decks
-26%synergy
Gift of the Viper
13%inclusion3 decks24 decks
10%synergy
Light the Way
12%inclusion3 decks26 decks
11%synergy
Invigorate
12%inclusion3 decks26 decks
10%synergy
Repulsive Mutation
12%inclusion3 decks26 decks
9%synergy
Silence
12%inclusion3 decks26 decks
5%synergy
Stroke of Midnight
12%inclusion3 decks26 decks
1%synergy
Teferi's Protection
12%inclusion3 decks26 decks
-5%synergy
Fierce Guardianship
12%inclusion3 decks26 decks
-6%synergy
Cyclonic Rift
12%inclusion3 decks26 decks
-10%synergy
Beast Within
12%inclusion3 decks26 decks
-22%synergy
Sorceries
Bridgeworks Battle
25%inclusion6 decks24 decks
21%synergy
Cultivate
19%inclusion5 decks26 decks
-23%synergy
Rampant Growth
15%inclusion4 decks26 decks
-17%synergy
Farseek
15%inclusion4 decks26 decks
-20%synergy
Scale Up
12%inclusion3 decks26 decks
11%synergy
Circuitous Route
12%inclusion3 decks26 decks
9%synergy
Nature's Lore
12%inclusion3 decks26 decks
-20%synergy
Utility Artifacts
Swiftfoot Boots
31%inclusion8 decks26 decks
4%synergy
Umbral Mantle
23%inclusion6 decks26 decks
22%synergy
Lightning Greaves
23%inclusion6 decks26 decks
-2%synergy
Sword of the Paruns
15%inclusion4 decks26 decks
15%synergy
Agatha's Soul Cauldron
12%inclusion3 decks26 decks
10%synergy
The Great Henge
12%inclusion3 decks26 decks
2%synergy
Enchantments
Leyline of Abundance
23%inclusion6 decks26 decks
22%synergy
Amphibian Downpour
21%inclusion5 decks24 decks
18%synergy
Nature's Chosen
15%inclusion4 decks26 decks
15%synergy
Simic Ascendancy
15%inclusion4 decks26 decks
10%synergy
Hardened Scales
15%inclusion4 decks26 decks
5%synergy
Dazzling Theater // Prop Room
13%inclusion3 decks23 decks
11%synergy
Instill Energy
12%inclusion3 decks26 decks
11%synergy
Concordant Crossroads
12%inclusion3 decks26 decks
9%synergy
Training Grounds
12%inclusion3 decks26 decks
9%synergy
Wild Growth
12%inclusion3 decks26 decks
2%synergy
Planeswalkers
Kiora, Behemoth Beckoner
19%inclusion5 decks26 decks
16%synergy
Utility Lands
Reliquary Tower
23%inclusion6 decks26 decks
-7%synergy
Minamo, School at Water's Edge
19%inclusion5 decks26 decks
15%synergy
Otawara, Soaring City
19%inclusion5 decks26 decks
3%synergy
Boseiju, Who Endures
19%inclusion5 decks26 decks
1%synergy
Maze's End
12%inclusion3 decks26 decks
11%synergy
Mana Artifacts
Sol Ring
46%inclusion12 decks26 decks
-37%synergy
Arcane Signet
42%inclusion11 decks26 decks
-30%synergy
Basalt Monolith
31%inclusion8 decks26 decks
28%synergy
Chromatic Lantern
19%inclusion5 decks26 decks
11%synergy
Fellwar Stone
15%inclusion4 decks26 decks
-5%synergy
Lands
Command Tower
92%inclusion24 decks26 decks
18%synergy
Exotic Orchard
62%inclusion16 decks26 decks
25%synergy
Hallowed Fountain
38%inclusion10 decks26 decks
-2%synergy
Breeding Pool
38%inclusion10 decks26 decks
-4%synergy
Windswept Heath
35%inclusion9 decks26 decks
24%synergy
Misty Rainforest
35%inclusion9 decks26 decks
23%synergy
Flooded Strand
35%inclusion9 decks26 decks
23%synergy
Yavimaya Coast
35%inclusion9 decks26 decks
8%synergy
Temple Garden
35%inclusion9 decks26 decks
-5%synergy
Flooded Grove
31%inclusion8 decks26 decks
15%synergy
Rejuvenating Springs
31%inclusion8 decks26 decks
5%synergy
Cliffgate
27%inclusion3 decks11 decks
26%synergy
Gruul Guildgate
27%inclusion3 decks11 decks
24%synergy
Boros Guildgate
27%inclusion3 decks11 decks
23%synergy
Izzet Guildgate
27%inclusion3 decks11 decks
23%synergy
Steam Vents
27%inclusion3 decks11 decks
-11%synergy
Stomping Ground
27%inclusion3 decks11 decks
-14%synergy
Overgrown Tomb
27%inclusion3 decks11 decks
-14%synergy
Watery Grave
27%inclusion3 decks11 decks
-14%synergy
Bountiful Promenade
27%inclusion7 decks26 decks
5%synergy
Path of Ancestry
27%inclusion7 decks26 decks
5%synergy
Forbidden Orchard
23%inclusion6 decks26 decks
21%synergy
City of Brass
23%inclusion6 decks26 decks
15%synergy
Brushland
23%inclusion6 decks26 decks
3%synergy
Dreamroot Cascade
23%inclusion6 decks26 decks
1%synergy
Seaside Citadel
23%inclusion6 decks26 decks
-3%synergy
Simic Guildgate
19%inclusion5 decks26 decks
14%synergy
Scalding Tarn
19%inclusion5 decks26 decks
9%synergy
Wooded Foothills
19%inclusion5 decks26 decks
8%synergy
Verdant Catacombs
19%inclusion5 decks26 decks
8%synergy
Terramorphic Expanse
19%inclusion5 decks26 decks
4%synergy
Sea of Clouds
19%inclusion5 decks26 decks
-5%synergy
Hinterland Harbor
19%inclusion5 decks26 decks
-14%synergy
Tranquil Landscape
17%inclusion4 decks24 decks
9%synergy
Gateway Plaza
15%inclusion4 decks26 decks
15%synergy
Botanical Sanctum
15%inclusion4 decks26 decks
11%synergy
Barkchannel Pathway
15%inclusion4 decks26 decks
9%synergy
Branchloft Pathway
15%inclusion4 decks26 decks
9%synergy
Mana Confluence
15%inclusion4 decks26 decks
8%synergy
Arid Mesa
15%inclusion4 decks26 decks
5%synergy
Polluted Delta
15%inclusion4 decks26 decks
3%synergy
Azorius Chancery
15%inclusion4 decks26 decks
3%synergy
Savannah
15%inclusion4 decks26 decks
3%synergy
Tundra
15%inclusion4 decks26 decks
2%synergy
Tropical Island
15%inclusion4 decks26 decks
1%synergy
Simic Growth Chamber
15%inclusion4 decks26 decks
-2%synergy
Sunpetal Grove
15%inclusion4 decks26 decks
-13%synergy
Canopy Vista
15%inclusion4 decks26 decks
-20%synergy
Ancient Ziggurat
12%inclusion3 decks26 decks
11%synergy
Vivid Meadow
12%inclusion3 decks26 decks
11%synergy