Necrotic Ooze
Boa Constrictor
Devoted Druid

   Prerequisites

What do I need to start this combo?
Necrotic Ooze on the battlefield.
Boa Constrictor and Devoted Druid in your graveyard.
Necrotic Ooze does not have summoning sickness. It is your precombat main phase.

   Steps

How does this combo work?
1
Activate Necrotic Ooze using Boa Constrictor's ability by tapping it, giving it +3/+3 until end of turn.
2
Activate Necrotic Ooze using Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
3
Repeat.
4
Once Necrotic Ooze has infinite toughness, you may instead use Devoted Druid's first ability to get infinite green mana.

   Results

What do I get from this combo?
Infinite green mana
Infinitely large creature until end of turn
Hogaak, Arisen Necropolis
0.0%inclusion1 decks2.47K decks
Savra, Queen of the Golgari
0.0%inclusion1 decks4.36K decks
Winter, Misanthropic Guide
0.0%inclusion1 decks6.99K decks
Reyhan, Last of the Abzan // Rograkh, Son of Rohgahh
0.1%inclusion1 decks963 decks
Shadowheart, Dark Justiciar // Cloakwood Hermit
0.3%inclusion1 decks334 decks
Myrkul, Lord of Bones
0.0%inclusion1 decks7.14K decks
Varolz, the Scar-Striped
0.1%inclusion1 decks1.77K decks
New Cards
Midnight Tilling
100%inclusion1 decks1 decks
99%synergy
High Synergy Cards
Fain, the Broker
57%inclusion4 decks7 decks
56%synergy
Game Changers
Necropotence
29%inclusion2 decks7 decks
23%synergy
Chrome Mox
29%inclusion2 decks7 decks
23%synergy
Worldly Tutor
29%inclusion2 decks7 decks
17%synergy
Demonic Tutor
29%inclusion2 decks7 decks
9%synergy
Survival of the Fittest
14%inclusion1 decks7 decks
13%synergy
Crop Rotation
14%inclusion1 decks7 decks
4%synergy
Vampiric Tutor
14%inclusion1 decks7 decks
-1%synergy
Creatures
Safehold Elite
100%inclusion1 decks1 decks
100%synergy
Restless Apparition
100%inclusion1 decks1 decks
100%synergy
Vizier of Remedies
100%inclusion1 decks1 decks
100%synergy
Ainok Wayfarer
100%inclusion1 decks1 decks
100%synergy
Kitchen Finks
100%inclusion1 decks1 decks
100%synergy
Tayam, Luminous Enigma
100%inclusion1 decks1 decks
100%synergy
Ghave, Guru of Spores
100%inclusion1 decks1 decks
99%synergy
Town Greeter
100%inclusion1 decks1 decks
99%synergy
Kyler, Sigardian Emissary
100%inclusion1 decks1 decks
99%synergy
Hazel's Brewmaster
60%inclusion3 decks5 decks
59%synergy
Morselhoarder
50%inclusion1 decks2 decks
50%synergy
Hateflayer
50%inclusion1 decks2 decks
50%synergy
Spikeshot Elder
50%inclusion1 decks2 decks
50%synergy
Spikeshot Goblin
50%inclusion1 decks2 decks
50%synergy
Rummaging Goblin
50%inclusion1 decks2 decks
50%synergy
Deathbringer Thoctar
50%inclusion1 decks2 decks
50%synergy
Anje Falkenrath
50%inclusion1 decks2 decks
50%synergy
Leafkin Avenger
50%inclusion1 decks2 decks
49%synergy
Molt Tender
50%inclusion1 decks2 decks
49%synergy
Ob Nixilis, Captive Kingpin
50%inclusion1 decks2 decks
49%synergy
Moria Scavenger
50%inclusion1 decks2 decks
49%synergy
Dualcaster Mage
50%inclusion1 decks2 decks
46%synergy
Chainer, Nightmare Adept
50%inclusion1 decks2 decks
46%synergy
Grim Poppet
43%inclusion3 decks7 decks
43%synergy
Channeler Initiate
43%inclusion3 decks7 decks
42%synergy
Mikaeus, the Unhallowed
43%inclusion3 decks7 decks
40%synergy
Walking Ballista
43%inclusion3 decks7 decks
40%synergy
Viscera Seer
43%inclusion3 decks7 decks
35%synergy
Tyvar, the Pummeler
40%inclusion2 decks5 decks
39%synergy
Bristly Bill, Spine Sower
33%inclusion2 decks6 decks
30%synergy
Cinderhaze Wretch
29%inclusion2 decks7 decks
28%synergy
Quillspike
29%inclusion2 decks7 decks
28%synergy
Pili-Pala
29%inclusion2 decks7 decks
28%synergy
Triskelion
29%inclusion2 decks7 decks
28%synergy
Crystalline Crawler
29%inclusion2 decks7 decks
28%synergy
Benevolent Hydra
29%inclusion2 decks7 decks
28%synergy
Hapatra, Vizier of Poisons
29%inclusion2 decks7 decks
28%synergy
Daemogoth Titan
29%inclusion2 decks7 decks
27%synergy
Witherbloom Apprentice
29%inclusion2 decks7 decks
27%synergy
Satyr Wayfinder
29%inclusion2 decks7 decks
26%synergy
Vorinclex, Monstrous Raider
29%inclusion2 decks7 decks
26%synergy
Stitcher's Supplier
29%inclusion2 decks7 decks
25%synergy
Corpsejack Menace
29%inclusion2 decks7 decks
24%synergy
Arbor Elf
29%inclusion2 decks7 decks
24%synergy
Kami of Whispered Hopes
29%inclusion2 decks7 decks
22%synergy
Elves of Deep Shadow
29%inclusion2 decks7 decks
20%synergy
Deathrite Shaman
29%inclusion2 decks7 decks
18%synergy
Elvish Mystic
29%inclusion2 decks7 decks
13%synergy
Sakura-Tribe Elder
29%inclusion2 decks7 decks
12%synergy
Marvin, Murderous Mimic
25%inclusion1 decks4 decks
24%synergy
Instants
Swords to Plowshares
100%inclusion1 decks1 decks
39%synergy
Fury Storm
50%inclusion1 decks2 decks
50%synergy
Thrill of Possibility
50%inclusion1 decks2 decks
41%synergy
Deflecting Swat
50%inclusion1 decks2 decks
33%synergy
Chaos Warp
50%inclusion1 decks2 decks
20%synergy
Grisly Salvage
43%inclusion3 decks7 decks
37%synergy
Entomb
43%inclusion3 decks7 decks
36%synergy
Tamiyo's Safekeeping
29%inclusion2 decks7 decks
23%synergy
Nature's Claim
29%inclusion2 decks7 decks
21%synergy
Abrupt Decay
29%inclusion2 decks7 decks
19%synergy
Assassin's Trophy
29%inclusion2 decks7 decks
-2%synergy
Drag to the Roots
25%inclusion1 decks4 decks
23%synergy
Cache Grab
20%inclusion1 decks5 decks
19%synergy
Peerless Recycling
20%inclusion1 decks5 decks
19%synergy
Fell the Profane
17%inclusion1 decks6 decks
8%synergy
Reincarnation
14%inclusion1 decks7 decks
14%synergy
Setessan Tactics
14%inclusion1 decks7 decks
14%synergy
Malicious Affliction
14%inclusion1 decks7 decks
14%synergy
Mausoleum Secrets
14%inclusion1 decks7 decks
14%synergy
Pile On
14%inclusion1 decks7 decks
14%synergy
Rushed Rebirth
14%inclusion1 decks7 decks
13%synergy
Giant Growth
14%inclusion1 decks7 decks
13%synergy
Reckoner's Bargain
14%inclusion1 decks7 decks
13%synergy
Tainted Strike
14%inclusion1 decks7 decks
13%synergy
Momentous Fall
14%inclusion1 decks7 decks
13%synergy
Naturalize
14%inclusion1 decks7 decks
13%synergy
Grapple with the Past
14%inclusion1 decks7 decks
13%synergy
Supernatural Stamina
14%inclusion1 decks7 decks
12%synergy
Fake Your Own Death
14%inclusion1 decks7 decks
12%synergy
Feign Death
14%inclusion1 decks7 decks
12%synergy
Deathsprout
14%inclusion1 decks7 decks
12%synergy
Bitter Triumph
14%inclusion1 decks7 decks
11%synergy
Imp's Mischief
14%inclusion1 decks7 decks
11%synergy
Saw in Half
14%inclusion1 decks7 decks
10%synergy
Corrupted Conviction
14%inclusion1 decks7 decks
10%synergy
Archdruid's Charm
14%inclusion1 decks7 decks
9%synergy
Veil of Summer
14%inclusion1 decks7 decks
9%synergy
Go for the Throat
14%inclusion1 decks7 decks
8%synergy
Tear Asunder
14%inclusion1 decks7 decks
7%synergy
Village Rites
14%inclusion1 decks7 decks
5%synergy
Deadly Dispute
14%inclusion1 decks7 decks
2%synergy
Dark Ritual
14%inclusion1 decks7 decks
-10%synergy
Heroic Intervention
14%inclusion1 decks7 decks
-16%synergy
Beast Within
14%inclusion1 decks7 decks
-20%synergy
Sorceries
Heat Shimmer
50%inclusion1 decks2 decks
49%synergy
Molten Duplication
50%inclusion1 decks2 decks
48%synergy
Twinflame
50%inclusion1 decks2 decks
47%synergy
Buried Alive
43%inclusion3 decks7 decks
37%synergy
Reanimate
43%inclusion3 decks7 decks
24%synergy
Cultivate
43%inclusion3 decks7 decks
0%synergy
Chain of Smog
29%inclusion2 decks7 decks
28%synergy
Life's Legacy
29%inclusion2 decks7 decks
27%synergy
Unmarked Grave
29%inclusion2 decks7 decks
26%synergy
Dread Return
29%inclusion2 decks7 decks
23%synergy
Finale of Devastation
29%inclusion2 decks7 decks
21%synergy
Diresight
20%inclusion1 decks5 decks
19%synergy
Malevolent Rumble
17%inclusion1 decks6 decks
16%synergy
Fell
17%inclusion1 decks6 decks
15%synergy
Lively Dirge
17%inclusion1 decks6 decks
15%synergy
Chain of Acid
14%inclusion1 decks7 decks
14%synergy
Gather the Pack
14%inclusion1 decks7 decks
14%synergy
Fortuitous Find
14%inclusion1 decks7 decks
14%synergy
Winding Way
14%inclusion1 decks7 decks
14%synergy
Tendrils of Agony
14%inclusion1 decks7 decks
14%synergy
Edge of Autumn
14%inclusion1 decks7 decks
14%synergy
Far Wanderings
14%inclusion1 decks7 decks
14%synergy
Exhume
14%inclusion1 decks7 decks
13%synergy
Bone Shards
14%inclusion1 decks7 decks
13%synergy
Life // Death
14%inclusion1 decks7 decks
13%synergy
Infectious Inquiry
14%inclusion1 decks7 decks
13%synergy
Jarad's Orders
14%inclusion1 decks7 decks
13%synergy
Stitch Together
14%inclusion1 decks7 decks
12%synergy
Persist
14%inclusion1 decks7 decks
12%synergy
Sylvan Scrying
14%inclusion1 decks7 decks
11%synergy
Unearth
14%inclusion1 decks7 decks
11%synergy
Grim Tutor
14%inclusion1 decks7 decks
10%synergy
Rise of the Witch-king
14%inclusion1 decks7 decks
10%synergy
Life from the Loam
14%inclusion1 decks7 decks
10%synergy
Diabolic Tutor
14%inclusion1 decks7 decks
9%synergy
Exsanguinate
14%inclusion1 decks7 decks
7%synergy
Diabolic Intent
14%inclusion1 decks7 decks
6%synergy
Harmonize
14%inclusion1 decks7 decks
6%synergy
Bala Ged Recovery
14%inclusion1 decks7 decks
6%synergy
Skyshroud Claim
14%inclusion1 decks7 decks
6%synergy
Night's Whisper
14%inclusion1 decks7 decks
5%synergy
Culling Ritual
14%inclusion1 decks7 decks
4%synergy
Victimize
14%inclusion1 decks7 decks
2%synergy
Nature's Lore
14%inclusion1 decks7 decks
-17%synergy
Rampant Growth
14%inclusion1 decks7 decks
-19%synergy
Utility Artifacts
Phyrexian Altar
43%inclusion3 decks7 decks
39%synergy
Ashnod's Altar
43%inclusion3 decks7 decks
36%synergy
Luxior, Giada's Gift
29%inclusion2 decks7 decks
28%synergy
Agatha's Soul Cauldron
29%inclusion2 decks7 decks
27%synergy
Hedge Shredder
25%inclusion1 decks4 decks
22%synergy
Winter Moon
17%inclusion1 decks6 decks
16%synergy
Gauntlets of Chaos
14%inclusion1 decks7 decks
14%synergy
Darksteel Garrison
14%inclusion1 decks7 decks
14%synergy
Pathway Arrows
14%inclusion1 decks7 decks
14%synergy
Mana Web
14%inclusion1 decks7 decks
14%synergy
Smokestack
14%inclusion1 decks7 decks
14%synergy
Viridian Longbow
14%inclusion1 decks7 decks
14%synergy
Altar of the Wretched
14%inclusion1 decks7 decks
14%synergy
Umbral Mantle
14%inclusion1 decks7 decks
14%synergy
Perpetual Timepiece
14%inclusion1 decks7 decks
13%synergy
Trading Post
14%inclusion1 decks7 decks
13%synergy
Elixir of Immortality
14%inclusion1 decks7 decks
13%synergy
Coat of Arms
14%inclusion1 decks7 decks
13%synergy
Thousand-Year Elixir
14%inclusion1 decks7 decks
13%synergy
Birthing Pod
14%inclusion1 decks7 decks
12%synergy
Altar of Dementia
14%inclusion1 decks7 decks
12%synergy
Maskwood Nexus
14%inclusion1 decks7 decks
12%synergy
Expedition Map
14%inclusion1 decks7 decks
11%synergy
Aetherflux Reservoir
14%inclusion1 decks7 decks
11%synergy
Ozolith, the Shattered Spire
14%inclusion1 decks7 decks
10%synergy
Sensei's Divining Top
14%inclusion1 decks7 decks
10%synergy
Wishclaw Talisman
14%inclusion1 decks7 decks
9%synergy
Lightning Greaves
14%inclusion1 decks7 decks
-10%synergy
Swiftfoot Boots
14%inclusion1 decks7 decks
-13%synergy
Enchantments
Sigil of the Nayan Gods
100%inclusion1 decks1 decks
100%synergy
Nurturing Presence
100%inclusion1 decks1 decks
100%synergy
Born to Drive
100%inclusion1 decks1 decks
100%synergy
Swift Reconfiguration
100%inclusion1 decks1 decks
99%synergy
Cathars' Crusade
100%inclusion1 decks1 decks
95%synergy
Uncivil Unrest
50%inclusion1 decks2 decks
49%synergy
Dictate of the Twin Gods
50%inclusion1 decks2 decks
49%synergy
Gratuitous Violence
50%inclusion1 decks2 decks
48%synergy
Fiery Emancipation
50%inclusion1 decks2 decks
46%synergy
City on Fire
50%inclusion1 decks2 decks
46%synergy
Rhythm of the Wild
50%inclusion1 decks2 decks
28%synergy
Ripples of Undeath
33%inclusion2 decks6 decks
29%synergy
Branching Evolution
29%inclusion2 decks7 decks
22%synergy
Utopia Sprawl
29%inclusion2 decks7 decks
21%synergy
Sylvan Library
29%inclusion2 decks7 decks
19%synergy
Wild Growth
29%inclusion2 decks7 decks
18%synergy
Innkeeper's Talent
20%inclusion1 decks5 decks
16%synergy
Saproling Burst
14%inclusion1 decks7 decks
14%synergy
Bridge from Below
14%inclusion1 decks7 decks
14%synergy
Lethal Vapors
14%inclusion1 decks7 decks
14%synergy
Trudge Garden
14%inclusion1 decks7 decks
14%synergy
Presence of Gond
14%inclusion1 decks7 decks
14%synergy
Thran Vigil
14%inclusion1 decks7 decks
14%synergy
Pattern of Rebirth
14%inclusion1 decks7 decks
14%synergy
Flourishing Defenses
14%inclusion1 decks7 decks
14%synergy
Unspeakable Symbol
14%inclusion1 decks7 decks
14%synergy
Blight Mound
14%inclusion1 decks7 decks
14%synergy
Grave Betrayal
14%inclusion1 decks7 decks
14%synergy
Dark Prophecy
14%inclusion1 decks7 decks
14%synergy
Helix Pinnacle
14%inclusion1 decks7 decks
14%synergy
Earthcraft
14%inclusion1 decks7 decks
14%synergy
Nest of Scarabs
14%inclusion1 decks7 decks
13%synergy
Crawling Infestation
14%inclusion1 decks7 decks
13%synergy
Master Chef
14%inclusion1 decks7 decks
13%synergy
Evolutionary Leap
14%inclusion1 decks7 decks
13%synergy
Phyresis
14%inclusion1 decks7 decks
13%synergy
Leyline of Abundance
14%inclusion1 decks7 decks
13%synergy
Mana Reflection
14%inclusion1 decks7 decks
12%synergy
Tortured Existence
14%inclusion1 decks7 decks
12%synergy
Oversold Cemetery
14%inclusion1 decks7 decks
12%synergy
Asceticism
14%inclusion1 decks7 decks
12%synergy
Primal Vigor
14%inclusion1 decks7 decks
11%synergy
Greater Good
14%inclusion1 decks7 decks
10%synergy
Binding the Old Gods
14%inclusion1 decks7 decks
9%synergy
Bastion of Remembrance
14%inclusion1 decks7 decks
8%synergy
Moldervine Reclamation
14%inclusion1 decks7 decks
7%synergy
Animate Dead
14%inclusion1 decks7 decks
5%synergy
Doubling Season
14%inclusion1 decks7 decks
4%synergy
Hardened Scales
14%inclusion1 decks7 decks
4%synergy
Planeswalkers
Karn, the Great Creator
14%inclusion1 decks7 decks
13%synergy
Professor Onyx
14%inclusion1 decks7 decks
13%synergy
Tyvar, Jubilant Brawler
14%inclusion1 decks7 decks
11%synergy
Utility Lands
Kishla Village
100%inclusion1 decks1 decks
99%synergy
Yavimaya, Cradle of Growth
29%inclusion2 decks7 decks
20%synergy
Boseiju, Who Endures
29%inclusion2 decks7 decks
10%synergy
Shifting Woodland
17%inclusion1 decks6 decks
10%synergy
Lake of the Dead
14%inclusion1 decks7 decks
14%synergy
Inkmoth Nexus
14%inclusion1 decks7 decks
13%synergy
Khalni Garden
14%inclusion1 decks7 decks
13%synergy
Minas Morgul, Dark Fortress
14%inclusion1 decks7 decks
13%synergy
Dakmor Salvage
14%inclusion1 decks7 decks
12%synergy
The Black Gate
14%inclusion1 decks7 decks
12%synergy
Barren Moor
14%inclusion1 decks7 decks
11%synergy
Tranquil Thicket
14%inclusion1 decks7 decks
11%synergy
Dryad Arbor
14%inclusion1 decks7 decks
10%synergy
Castle Garenbrig
14%inclusion1 decks7 decks
10%synergy
Shizo, Death's Storehouse
14%inclusion1 decks7 decks
10%synergy
Buried Ruin
14%inclusion1 decks7 decks
10%synergy
Takenuma, Abandoned Mire
14%inclusion1 decks7 decks
6%synergy
Urborg, Tomb of Yawgmoth
14%inclusion1 decks7 decks
5%synergy
Cabal Coffers
14%inclusion1 decks7 decks
5%synergy
Reliquary Tower
14%inclusion1 decks7 decks
-16%synergy
Mana Artifacts
Arcane Signet
71%inclusion5 decks7 decks
-1%synergy
Sol Ring
71%inclusion5 decks7 decks
-12%synergy
Lotus Petal
29%inclusion2 decks7 decks
22%synergy
Mana Crypt
14%inclusion1 decks7 decks
12%synergy
Mox Amber
14%inclusion1 decks7 decks
10%synergy
Golgari Signet
14%inclusion1 decks7 decks
4%synergy
Lands
Graven Cairns
100%inclusion2 decks2 decks
90%synergy
Sandsteppe Citadel
100%inclusion1 decks1 decks
74%synergy
Command Tower
71%inclusion5 decks7 decks
-3%synergy
Twilight Mire
57%inclusion4 decks7 decks
44%synergy
Llanowar Wastes
57%inclusion4 decks7 decks
30%synergy
Grove of the Burnwillows
50%inclusion1 decks2 decks
48%synergy
Fire-Lit Thicket
50%inclusion1 decks2 decks
45%synergy
Blackcleave Cliffs
50%inclusion1 decks2 decks
44%synergy
Commercial District
50%inclusion1 decks2 decks
40%synergy
Raucous Theater
50%inclusion1 decks2 decks
40%synergy
Taiga
50%inclusion1 decks2 decks
37%synergy
Badlands
50%inclusion1 decks2 decks
37%synergy
Haunted Ridge
50%inclusion1 decks2 decks
33%synergy
Karplusan Forest
50%inclusion1 decks2 decks
30%synergy
Spire Garden
50%inclusion1 decks2 decks
28%synergy
Sulfurous Springs
50%inclusion1 decks2 decks
26%synergy
Ziatora's Proving Ground
50%inclusion1 decks2 decks
23%synergy
Rootbound Crag
50%inclusion1 decks2 decks
22%synergy
Smoldering Marsh
50%inclusion1 decks2 decks
16%synergy
Dragonskull Summit
50%inclusion1 decks2 decks
16%synergy
Blood Crypt
50%inclusion1 decks2 decks
12%synergy
Cinder Glade
50%inclusion1 decks2 decks
12%synergy
Stomping Ground
50%inclusion1 decks2 decks
9%synergy
Undergrowth Stadium
43%inclusion3 decks7 decks
19%synergy
Woodland Cemetery
43%inclusion3 decks7 decks
11%synergy
Overgrown Tomb
43%inclusion3 decks7 decks
2%synergy
Mana Confluence
29%inclusion2 decks7 decks
22%synergy
City of Brass
29%inclusion2 decks7 decks
21%synergy
Verdant Catacombs
29%inclusion2 decks7 decks
18%synergy
Bayou
29%inclusion2 decks7 decks
15%synergy
Exotic Orchard
29%inclusion2 decks7 decks
-8%synergy
Urza's Cave
17%inclusion1 decks6 decks
14%synergy
Woodland Chasm
14%inclusion1 decks7 decks
11%synergy
Prismatic Vista
14%inclusion1 decks7 decks
9%synergy
Blooming Marsh
14%inclusion1 decks7 decks
9%synergy
Nurturing Peatland
14%inclusion1 decks7 decks
9%synergy
Gemstone Caverns
14%inclusion1 decks7 decks
9%synergy
Marsh Flats
14%inclusion1 decks7 decks
4%synergy
Wooded Foothills
14%inclusion1 decks7 decks
3%synergy
Windswept Heath
14%inclusion1 decks7 decks
3%synergy
Bloodstained Mire
14%inclusion1 decks7 decks
3%synergy
Underground Mortuary
14%inclusion1 decks7 decks
2%synergy
Deathcap Glade
14%inclusion1 decks7 decks
1%synergy
Tainted Wood
14%inclusion1 decks7 decks
1%synergy