Maha, Its Feathers Night + Night of Souls' Betrayal

Maha, Its Feathers Night
Night of Souls' Betrayal

Requires
Maha, Its Feathers Night must be on the battlefield. Night of Souls' Betrayal must be on the battlefield.
Steps
  1. All creatures your opponents control will have base toughness 0, and die as a state-based action due to having 0 toughness unless there is another effect increasing its toughness.
  2. Whenever a creature enters the battlefield under an opponent's control, it will have base toughness 0, and die as a state-based action due to having 0 toughness unless there is another effect increasing its toughness.
Results
Reduce each opposing creature's toughness to zero. Creatures opponents control die upon entering the battlefield.

Maha, Its Feathers Night
76.06% of 1600 decks 1217 decks
Top Commanders
Massacre Girl, Known Killer
3.47% of 3463 decks 120 decks
New Cards
Short Bow
83% of 12 decks +55% synergy
Savor
66% of 83 decks +59% synergy
Azure Beastbinder
50% of 14 decks +46% synergy
Rottenmouth Viper
41% of 309 decks +38% synergy
Fell
40% of 792 decks +37% synergy
High Synergy Cards
Kaervek, the Spiteful
88% of 1505 decks +88% synergy
Elesh Norn, Grand Cenobite
84% of 37 decks +81% synergy
Massacre Wurm
83% of 1505 decks +81% synergy
Jet Medallion
80% of 1505 decks +77% synergy
Black Sun's Zenith
70% of 1505 decks +69% synergy
Massacre Girl, Known Killer
69% of 1492 decks +67% synergy
Gruesome Realization
66% of 1504 decks +65% synergy
Dark Ritual
73% of 1505 decks +62% synergy
Crypt Ghast
64% of 1505 decks +62% synergy
Toxic Deluge
70% of 1505 decks +61% synergy
Top Cards
Mirari's Wake
63% of 19 decks +60% synergy
Blood Artist
63% of 1505 decks +57% synergy
Black Market
60% of 1505 decks +58% synergy
Lightning Greaves
60% of 1505 decks +34% synergy
Morbid Opportunist
58% of 1504 decks +55% synergy
Make Obsolete
57% of 1505 decks +57% synergy
Night Clubber
56% of 1504 decks +56% synergy
Pestilence
55% of 1505 decks +55% synergy
Suffocating Fumes
54% of 1505 decks +54% synergy
Swiftfoot Boots
54% of 1505 decks +26% synergy
Creatures
Gray Merchant of Asphodel
52% of 1505 decks +47% synergy
Massacre Girl
50% of 1505 decks +49% synergy
Gisa, Glorious Resurrector
49% of 1504 decks +48% synergy
Syr Konrad, the Grim
49% of 1505 decks +45% synergy
Ascendant Evincar
49% of 1505 decks +49% synergy
Plague Mare
46% of 1505 decks +46% synergy
Midnight Banshee
41% of 1505 decks +41% synergy
Godhead of Awe
40% of 10 decks +40% synergy
Harvester of Souls
38% of 1505 decks +37% synergy
Plague Spitter
38% of 1505 decks +38% synergy
Vein Ripper
37% of 1492 decks +36% synergy
Kudo, King Among Bears
37% of 19 decks +37% synergy
Orcish Bowmasters
34% of 1500 decks +28% synergy
Poison-Tip Archer
33% of 76 decks +32% synergy
Necroskitter
33% of 1505 decks +32% synergy
Kutzil, Malamet Exemplar
32% of 19 decks +27% synergy
Scurry of Squirrels
31% of 16 decks +26% synergy
Yawgmoth, Thran Physician
31% of 1505 decks +29% synergy
Slaughter Specialist
29% of 1504 decks +29% synergy
Honored Dreyleader
28% of 18 decks +23% synergy
Bonebind Orator
28% of 83 decks +22% synergy
Chatterfang, Squirrel General
28% of 76 decks +27% synergy
Sakura-Tribe Elder
28% of 76 decks +19% synergy
Spitting Dilophosaurus
28% of 1493 decks +27% synergy
Vilis, Broker of Blood
28% of 1505 decks +26% synergy
Hunted Troll
26% of 76 decks +26% synergy
Birds of Paradise
26% of 76 decks +14% synergy
Toxrill, the Corrosive
26% of 42 decks +25% synergy
Mahadi, Emporium Master
26% of 23 decks +25% synergy
K'rrik, Son of Yawgmoth
26% of 1505 decks +25% synergy
Falkenrath Noble
26% of 1505 decks +25% synergy
Sheoldred, the Apocalypse
25% of 1504 decks +22% synergy
Dread Presence
24% of 1505 decks +23% synergy
Hunted Phantasm
24% of 42 decks +24% synergy
Sludge Monster
24% of 42 decks +23% synergy
Baleful Strix
24% of 42 decks +20% synergy
Mindwhisker
24% of 17 decks +22% synergy
Dauthi Voidwalker
23% of 1504 decks +18% synergy
Kardur, Doomscourge
22% of 23 decks +20% synergy
Crovax, Ascendant Hero
22% of 37 decks +22% synergy
Esper Sentinel
22% of 37 decks +12% synergy
Tekuthal, Inquiry Dominus
21% of 42 decks +20% synergy
Flux Channeler
21% of 42 decks +20% synergy
Thrummingbird
21% of 42 decks +20% synergy
Soul Snuffers
21% of 1505 decks +21% synergy
Sangromancer
21% of 1505 decks +20% synergy
Maja, Bretagard Protector
21% of 19 decks +20% synergy
Deathgreeter
20% of 1505 decks +20% synergy
Zulaport Cutthroat
20% of 1505 decks +14% synergy
Spark Double
19% of 42 decks +15% synergy
Instants
Cower in Fear
53% of 1505 decks +53% synergy
Counterspell
52% of 42 decks +31% synergy
Golgari Charm
47% of 76 decks +46% synergy
Beast Within
42% of 76 decks +24% synergy
Defile
42% of 1505 decks +40% synergy
Imp's Mischief
40% of 1505 decks +38% synergy
Assassin's Trophy
39% of 76 decks +33% synergy
Rakdos Charm
39% of 23 decks +36% synergy
Swords to Plowshares
38% of 37 decks +9% synergy
Negate
36% of 42 decks +24% synergy
Heroic Intervention
34% of 76 decks +20% synergy
Polymorphist's Jest
33% of 42 decks +33% synergy
Tragic Slip
33% of 1505 decks +31% synergy
Enlightened Tutor
32% of 37 decks +24% synergy
Path to Exile
32% of 37 decks +12% synergy
Eladamri's Call
32% of 19 decks +29% synergy
Vampiric Tutor
31% of 1505 decks +22% synergy
Cyclonic Rift
31% of 42 decks +17% synergy
Terminate
30% of 23 decks +26% synergy
Fell the Profane
29% of 1279 decks +22% synergy
Revitalizing Repast
29% of 76 decks +26% synergy
Mana Drain
29% of 42 decks +21% synergy
Swan Song
29% of 42 decks +20% synergy
Arcane Denial
29% of 42 decks +19% synergy
Consuming Corruption
28% of 1131 decks +27% synergy
Neutralize the Guards
27% of 1420 decks +27% synergy
Malakir Rebirth
27% of 1504 decks +22% synergy
Rapid Hybridization
26% of 42 decks +22% synergy
Lightning Bolt
26% of 23 decks +21% synergy
Deadly Rollick
26% of 1505 decks +21% synergy
Anguished Unmaking
24% of 37 decks +19% synergy
Flatline
24% of 42 decks +23% synergy
Pongify
24% of 42 decks +18% synergy
V.A.T.S.
23% of 1495 decks +23% synergy
Hazel's Nocturne
23% of 309 decks +21% synergy
Not Dead After All
23% of 1497 decks +21% synergy
Teferi's Protection
22% of 37 decks +12% synergy
Strix Serenade
21% of 42 decks +17% synergy
Tamiyo's Safekeeping
21% of 76 decks +18% synergy
Return of the Wildspeaker
20% of 76 decks +13% synergy
An Offer You Can't Refuse
19% of 42 decks +9% synergy
Brainstorm
19% of 42 decks +8% synergy
Despark
19% of 37 decks +15% synergy
Into the Flood Maw
18% of 22 decks +15% synergy
Undying Malice
18% of 1504 decks +17% synergy
Feign Death
18% of 1504 decks +17% synergy
Bedevil
17% of 23 decks +14% synergy
Chaos Warp
17% of 23 decks +2% synergy
Putrefy
17% of 76 decks +14% synergy
Worldly Tutor
17% of 76 decks +10% synergy
Sorceries
Cultivate
50% of 76 decks +28% synergy
Blasphemous Act
48% of 23 decks +31% synergy
Feed the Swarm
45% of 1504 decks +36% synergy
Reanimate
44% of 1505 decks +37% synergy
Nausea
43% of 1505 decks +43% synergy
Supreme Verdict
40% of 10 decks +37% synergy
Sign in Blood
39% of 1505 decks +34% synergy
Rampant Growth
38% of 76 decks +22% synergy
Culling Ritual
37% of 76 decks +35% synergy
Kodama's Reach
37% of 76 decks +22% synergy
Demonic Tutor
36% of 1505 decks +24% synergy
Night's Whisper
36% of 1505 decks +31% synergy
Nature's Lore
34% of 76 decks +19% synergy
Coiling Rebirth
33% of 203 decks +30% synergy
Shrivel
32% of 1505 decks +32% synergy
Farseek
30% of 76 decks +14% synergy
Cruelclaw's Heist
29% of 148 decks +27% synergy
Rise of the Dark Realms
28% of 1505 decks +26% synergy
Exsanguinate
27% of 1505 decks +24% synergy
Eerie Ultimatum
26% of 19 decks +25% synergy
Mass Diminish
26% of 42 decks +26% synergy
Insatiable Avarice
26% of 1420 decks +22% synergy
Three Visits
25% of 76 decks +13% synergy
Torment of Hailfire
22% of 1505 decks +20% synergy
Jeska's Will
22% of 23 decks +13% synergy
Read the Bones
22% of 1505 decks +18% synergy
Idyllic Tutor
22% of 37 decks +19% synergy
Ravenform
21% of 42 decks +20% synergy
Ponder
21% of 42 decks +15% synergy
The Black Breath
21% of 1497 decks +21% synergy
Sylvan Offering
21% of 76 decks +21% synergy
Pest Infestation
18% of 76 decks +17% synergy
Season of Gathering
17% of 23 decks +13% synergy
Vandalblast
17% of 23 decks +9% synergy
Faithless Looting
17% of 23 decks +9% synergy
Festergloom
17% of 1505 decks +17% synergy
Contentious Plan
17% of 42 decks +16% synergy
Massacre
16% of 1505 decks +16% synergy
Wrath of God
16% of 37 decks +13% synergy
Damn
16% of 37 decks +12% synergy
Mutilate
16% of 1505 decks +15% synergy
Diabolic Tutor
15% of 1505 decks +11% synergy
Mephitic Vapors
14% of 1505 decks +14% synergy
Tezzeret's Gambit
14% of 42 decks +12% synergy
For the Common Good
14% of 21 decks +10% synergy
Bubbling Muck
14% of 1505 decks +13% synergy
Bala Ged Recovery
13% of 76 decks +9% synergy
Mogg Infestation
13% of 23 decks +13% synergy
Terminal Agony
13% of 23 decks +13% synergy
Shatterskull Smashing
13% of 23 decks +11% synergy
Utility Artifacts
Bontu's Monument
35% of 1505 decks +32% synergy
Caltrops
28% of 1505 decks +28% synergy
Mithril Coat
27% of 1497 decks +21% synergy
Tarrian's Soulcleaver
25% of 1493 decks +23% synergy
Bolas's Citadel
22% of 1505 decks +17% synergy
Commander's Plate
19% of 1504 decks +16% synergy
Spear of Heliod
16% of 37 decks +16% synergy
Brotherhood Regalia
15% of 888 decks +7% synergy
Kormus Bell
14% of 1505 decks +14% synergy
Wayfarer's Bauble
14% of 1505 decks +3% synergy
Expedition Map
13% of 1505 decks +10% synergy
The One Ring
13% of 1501 decks +4% synergy
Champion's Helm
12% of 1505 decks +11% synergy
Dingus Staff
11% of 1505 decks +11% synergy
Contagion Engine
11% of 1505 decks +10% synergy
Contagion Clasp
10% of 1505 decks +9% synergy
Winter Moon
10% of 1328 decks +9% synergy
Lashwrithe
9% of 1505 decks +8% synergy
Blade of the Bloodchief
9% of 1505 decks +8% synergy
Vorpal Sword
8% of 1504 decks +7% synergy
Genesis Chamber
8% of 1505 decks +8% synergy
Sinister Monolith
8% of 309 decks +6% synergy
Scepter of Celebration
8% of 76 decks +8% synergy
Skullclamp
8% of 1505 decks -5% synergy
Bident of Thassa
7% of 42 decks +4% synergy
Sword of the Animist
7% of 1505 decks +2% synergy
The Great Henge
7% of 76 decks +2% synergy
Shadowspear
6% of 1505 decks +2% synergy
Whispersilk Cloak
6% of 1505 decks +2% synergy
Enchantments
The Meathook Massacre
52% of 1504 decks +49% synergy
Phyrexian Arena
50% of 1505 decks +42% synergy
Ethereal Absolution
43% of 37 decks +43% synergy
Deathreap Ritual
34% of 76 decks +33% synergy
Moldervine Reclamation
34% of 76 decks +32% synergy
Curse of Death's Hold
33% of 1505 decks +33% synergy
Black Market Connections
33% of 1504 decks +27% synergy
Revel in Riches
31% of 1505 decks +30% synergy
Propaganda
31% of 42 decks +26% synergy
Rhystic Study
31% of 42 decks +17% synergy
Noxious Field
30% of 1505 decks +30% synergy
Sterling Grove
26% of 19 decks +25% synergy
Nest of Scarabs
25% of 1505 decks +25% synergy
Smothering Tithe
24% of 37 decks +13% synergy
Seed the Land
22% of 76 decks +22% synergy
Blowfly Infestation
22% of 1505 decks +22% synergy
Strength of the Harvest
21% of 19 decks +19% synergy
Aura Shards
21% of 19 decks +19% synergy
Primal Vigor
20% of 76 decks +18% synergy
Grave Betrayal
18% of 1505 decks +18% synergy
Rakdos Joins Up
17% of 23 decks +16% synergy
Kindred Discovery
17% of 42 decks +13% synergy
Mystic Remora
17% of 42 decks +8% synergy
Flowering of the White Tree
16% of 37 decks +13% synergy
Land Tax
16% of 37 decks +13% synergy
Animate Dead
16% of 1505 decks +11% synergy
Collective Blessing
16% of 19 decks +16% synergy
Insidious Roots
16% of 76 decks +14% synergy
Screams from Within
15% of 1505 decks +15% synergy
Eternal Thirst
15% of 1505 decks +15% synergy
Necropotence
15% of 1505 decks +12% synergy
Kaya's Ghostform
14% of 1505 decks +12% synergy
Exquisite Blood
14% of 1505 decks +11% synergy
Commander's Insignia
14% of 37 decks +13% synergy
Always Watching
14% of 37 decks +13% synergy
Dictate of Heliod
14% of 37 decks +13% synergy
Greater Auramancy
14% of 37 decks +13% synergy
Sphere of Safety
14% of 37 decks +11% synergy
Illness in the Ranks
13% of 1505 decks +13% synergy
Hardened Scales
13% of 76 decks +9% synergy
Ghirapur Aether Grid
13% of 23 decks +13% synergy
Spiteful Banditry
13% of 23 decks +12% synergy
Innkeeper's Talent
13% of 23 decks +7% synergy
Inexorable Tide
12% of 42 decks +11% synergy
Amphibian Downpour
12% of 42 decks +10% synergy
Virtue of Persistence
12% of 1497 decks +10% synergy
Journey to Eternity
12% of 76 decks +11% synergy
Sanguine Bond
11% of 1505 decks +8% synergy
Glorious Anthem
11% of 37 decks +10% synergy
Stony Silence
11% of 37 decks +10% synergy
Planeswalkers
Liliana of the Dark Realms
26% of 1505 decks +26% synergy
Liliana, Death Wielder
15% of 1505 decks +14% synergy
Elspeth, Sun's Champion
14% of 37 decks +11% synergy
Garruk, Cursed Huntsman
11% of 76 decks +10% synergy
Gideon, Ally of Zendikar
8% of 37 decks +8% synergy
Liliana, the Last Hope
8% of 1505 decks +8% synergy
Tyvar, Jubilant Brawler
8% of 76 decks +7% synergy
Jace Beleren
7% of 42 decks +7% synergy
Vraska, Betrayal's Sting
6% of 1503 decks +4% synergy
Liliana, Dreadhorde General
6% of 1505 decks +4% synergy
Utility Lands
Cabal Coffers
64% of 1505 decks +58% synergy
Bojuka Bog
54% of 1505 decks +38% synergy
Urborg, Tomb of Yawgmoth
49% of 1505 decks +39% synergy
Cabal Stronghold
41% of 1505 decks +40% synergy
Spymaster's Vault
41% of 1279 decks +39% synergy
Reliquary Tower
40% of 1505 decks +11% synergy
Nykthos, Shrine to Nyx
39% of 1505 decks +33% synergy
War Room
24% of 1504 decks +18% synergy
Vault of the Archangel
22% of 37 decks +19% synergy
Castle Locthwain
21% of 1505 decks +18% synergy
Gavony Township
21% of 19 decks +19% synergy
Otawara, Soaring City
19% of 42 decks +11% synergy
Witch's Cottage
19% of 1505 decks +17% synergy
Boseiju, Who Endures
18% of 76 decks +9% synergy
Shizo, Death's Storehouse
17% of 1505 decks +14% synergy
Takenuma, Abandoned Mire
16% of 1504 decks +10% synergy
Phyrexian Tower
14% of 1505 decks +10% synergy
Eiganjo, Seat of the Empire
14% of 37 decks +9% synergy
Great Furnace
13% of 23 decks +10% synergy
Rogue's Passage
13% of 1505 decks -6% synergy
Ancient Tomb
13% of 1505 decks +2% synergy
The Shire
12% of 76 decks +10% synergy
Command Beacon
12% of 1505 decks +7% synergy
Mortuary Mire
12% of 1505 decks +9% synergy
Grasping Dunes
10% of 1505 decks +9% synergy
Karn's Bastion
10% of 1505 decks +5% synergy
Deserted Temple
9% of 1505 decks +9% synergy
Khalni Garden
9% of 76 decks +8% synergy
Restless Cottage
9% of 76 decks +8% synergy
Urza's Saga
9% of 1504 decks +2% synergy
Thespian's Stage
8% of 1505 decks +6% synergy
Castle Ardenvale
8% of 37 decks +6% synergy
Hall of Heliod's Generosity
8% of 37 decks +5% synergy
Minas Tirith
8% of 37 decks +4% synergy
Vesuva
8% of 1505 decks +7% synergy
Grim Backwoods
8% of 76 decks +7% synergy
Shifting Woodland
8% of 76 decks +3% synergy
Fountainport
7% of 203 decks -0% synergy
Gingerbread Cabin
7% of 76 decks +6% synergy
Gaea's Cradle
7% of 76 decks +4% synergy
Ifnir Deadlands
6% of 1505 decks +6% synergy
Desert
6% of 1505 decks +6% synergy
Oran-Rief, the Vastwood
5% of 76 decks +3% synergy
Mosswort Bridge
5% of 76 decks +0% synergy
Mana Artifacts
Sol Ring
94% of 1505 decks +9% synergy
Arcane Signet
73% of 1505 decks +2% synergy
Rakdos Signet
48% of 23 decks +41% synergy
Dimir Signet
45% of 42 decks +38% synergy
Talisman of Dominance
40% of 42 decks +33% synergy
Orzhov Signet
35% of 37 decks +29% synergy
Thought Vessel
32% of 1505 decks +16% synergy
Mind Stone
30% of 1505 decks +12% synergy
Talisman of Indulgence
26% of 23 decks +20% synergy
Charcoal Diamond
26% of 1505 decks +23% synergy
Talisman of Hierarchy
24% of 37 decks +19% synergy
Talisman of Resilience
21% of 76 decks +19% synergy
Golgari Signet
20% of 76 decks +17% synergy
Throne of Eldraine
17% of 1497 decks +15% synergy
Fellwar Stone
17% of 1505 decks -4% synergy
Jeweled Lotus
16% of 1504 decks +8% synergy
Caged Sun
14% of 1505 decks +11% synergy
Mana Crypt
13% of 1505 decks +2% synergy
Sceptre of Eternal Glory
9% of 1504 decks +8% synergy
Commander's Sphere
9% of 1505 decks -7% synergy
Extraplanar Lens
9% of 1505 decks +8% synergy
Worn Powerstone
8% of 1505 decks +5% synergy
Sky Diamond
7% of 42 decks +5% synergy
Thran Dynamo
6% of 1505 decks +1% synergy
Lands
Temple Garden
68% of 19 decks +60% synergy
Godless Shrine
65% of 37 decks +56% synergy
Arcane Sanctum
60% of 10 decks +57% synergy
Raffine's Tower
60% of 10 decks +56% synergy
Overgrown Tomb
59% of 76 decks +50% synergy
Indatha Triome
58% of 19 decks +54% synergy
Woodland Cemetery
58% of 76 decks +52% synergy
Sunken Hollow
55% of 42 decks +46% synergy
Opulent Palace
50% of 8 decks +47% synergy
Xander's Lounge
50% of 6 decks +47% synergy
Crumbling Necropolis
50% of 6 decks +46% synergy
Undergrowth Stadium
50% of 76 decks +44% synergy
Hallowed Fountain
50% of 10 decks +41% synergy
Llanowar Wastes
49% of 76 decks +43% synergy
Drowned Catacomb
48% of 42 decks +41% synergy
Morphic Pool
48% of 42 decks +41% synergy
Sacred Foundry
44% of 9 decks +36% synergy
Blood Crypt
43% of 23 decks +35% synergy
Tainted Wood
43% of 76 decks +41% synergy
Watery Grave
43% of 42 decks +32% synergy
Sandsteppe Citadel
42% of 19 decks +39% synergy
Shipwreck Marsh
40% of 42 decks +36% synergy
Rakdos Carnarium
39% of 23 decks +36% synergy
Tainted Isle
38% of 42 decks +35% synergy
Undercity Sewers
38% of 42 decks +35% synergy
Zagoth Triome
38% of 8 decks +34% synergy
Isolated Chapel
35% of 37 decks +29% synergy
Dragonskull Summit
35% of 23 decks +28% synergy
Temple of Malady
34% of 76 decks +31% synergy
Nomad Outpost
33% of 9 decks +30% synergy
Golgari Rot Farm
33% of 76 decks +29% synergy
Savannah
32% of 19 decks +29% synergy
Lush Portico
32% of 19 decks +29% synergy
Deathcap Glade
32% of 76 decks +29% synergy
Meticulous Archive
30% of 10 decks +28% synergy
Sea of Clouds
30% of 10 decks +24% synergy
Vault of Champions
30% of 37 decks +24% synergy
Shadowy Backstreet
27% of 37 decks +24% synergy
Twilight Mire
26% of 76 decks +24% synergy
Bountiful Promenade
26% of 19 decks +21% synergy
Luxury Suite
26% of 23 decks +20% synergy
Tainted Field
24% of 37 decks +21% synergy
Scrubland
24% of 37 decks +21% synergy
Clearwater Pathway
24% of 42 decks +21% synergy
Underground River
24% of 42 decks +19% synergy
Myriad Landscape
24% of 1505 decks +4% synergy
Necroblossom Snarl
24% of 76 decks +21% synergy
Foreboding Ruins
22% of 23 decks +18% synergy
Smoldering Marsh
22% of 23 decks +14% synergy
Orzhov Basilica
22% of 37 decks +18% synergy