Scytheclaw + Archfiend of Despair

Scytheclaw
Archfiend of Despair

Requires
All permanents on the battlefield. Scytheclaw attached to a creature that does not have summoning sickness. An opponent is unable to block and kill the creature with Scytheclaw attached.
Steps
  1. Deal combat damage to an opponent with the creature that has Scytheclaw attached.
  2. Scytheclaw triggers, causing the opponent to lose half their life total, rounded up.
  3. At the beginning of your end step, Archfiend of Despair triggers, causing the opponent to lose life equal to the life they lost this turn.
  4. The opponent loses the game due to having zero or less life.
Results
Target opponent loses the game. Near-infinite lifeloss for target opponent.

Top Commanders (3)
Gorm the Great // Virtus the Veiled
19.05% of 735 decks 140 decks
Blitzwing, Cruel Tormentor
15.57% of 122 decks 19 decks
Astarion, the Decadent
2.47% of 1500 decks 37 decks
New Cards (1)
Bloodletter of Aclazotz
100% of 5 decks +93% synergy
High Synergy Cards (10)
Wound Reflection
85% of 248 decks +84% synergy
Glissa Sunslayer
71% of 41 decks +69% synergy
Guardian Augmenter
68% of 135 decks +67% synergy
Assassin's Trophy
69% of 144 decks +63% synergy
Warlock Class
63% of 235 decks +63% synergy
Ochran Assassin
62% of 144 decks +62% synergy
Kambal, Consul of Allocation
63% of 51 decks +61% synergy
Anguished Unmaking
67% of 51 decks +61% synergy
Damn
65% of 49 decks +61% synergy
Havoc Festival
60% of 20 decks +60% synergy
Top Cards (10)
Quietus Spike
77% of 248 decks +76% synergy
Swords to Plowshares
76% of 51 decks +48% synergy
Cultivate
74% of 144 decks +52% synergy
Rampant Growth
69% of 144 decks +52% synergy
Beast Within
67% of 144 decks +47% synergy
Counterspell
65% of 17 decks +43% synergy
Kodama's Reach
64% of 144 decks +48% synergy
Heroic Intervention
61% of 144 decks +48% synergy
Smothering Tithe
61% of 51 decks +49% synergy
Golgari Charm
60% of 144 decks +58% synergy
Creatures (50)
Exalted Flamer of Tzeentch
60% of 5 decks +59% synergy
The Gaffer
60% of 5 decks +58% synergy
Slither Blade
59% of 17 decks +58% synergy
Raving Dead
58% of 248 decks +58% synergy
Invisible Stalker
53% of 17 decks +52% synergy
Saryth, the Viper's Fang
52% of 127 decks +50% synergy
Rhox Faithmender
49% of 51 decks +48% synergy
Toski, Bearer of Secrets
49% of 136 decks +45% synergy
Ohran Frostfang
48% of 143 decks +45% synergy
Triton Shorestalker
47% of 17 decks +46% synergy
Dire Fleet Ravager
46% of 248 decks +46% synergy
Taunting Elf
46% of 144 decks +46% synergy
Heartless Hidetsugu
45% of 20 decks +44% synergy
Fynn, the Fangbearer
44% of 136 decks +44% synergy
Noble Quarry
42% of 144 decks +42% synergy
Herald of Slaanesh
42% of 12 decks +41% synergy
Leyline Prowler
41% of 143 decks +41% synergy
Mist-Cloaked Herald
41% of 17 decks +40% synergy
Rakdos, Lord of Riots
40% of 20 decks +40% synergy
Master of Cruelties
40% of 20 decks +39% synergy
Shinen of Life's Roar
40% of 144 decks +40% synergy
Blitzwing, Cruel Tormentor
39% of 93 decks +38% synergy
Acidic Slime
38% of 144 decks +35% synergy
Deathcap Cultivator
35% of 144 decks +35% synergy
Baleful Strix
35% of 17 decks +32% synergy
Scourge of the Skyclaves
35% of 242 decks +35% synergy
Shard of the Nightbringer
35% of 101 decks +34% synergy
Liesa, Shroud of Dusk
34% of 50 decks +34% synergy
Lord of Change
33% of 9 decks +33% synergy
Balor
33% of 15 decks +33% synergy
Bloodthirster
33% of 12 decks +32% synergy
Poison-Tip Archer
32% of 144 decks +30% synergy
Chevill, Bane of Monsters
31% of 140 decks +31% synergy
Oakhame Adversary
31% of 142 decks +30% synergy
Varragoth, Bloodsky Sire
31% of 239 decks +29% synergy
Rakdos, the Showstopper
30% of 20 decks +30% synergy
Rodolf Duskbringer
30% of 10 decks +29% synergy
Neheb, the Eternal
30% of 20 decks +29% synergy
Kardur, Doomscourge
30% of 20 decks +29% synergy
Llanowar Elves
30% of 144 decks +19% synergy
Archfiend of Depravity
29% of 248 decks +28% synergy
Gudul Lurker
29% of 17 decks +29% synergy
Celestine, the Living Saint
29% of 14 decks +28% synergy
Elas il-Kor, Sadistic Pilgrim
28% of 18 decks +25% synergy
Crypt Ghast
26% of 248 decks +24% synergy
Ohran Viper
26% of 144 decks +25% synergy
Soul Warden
25% of 51 decks +23% synergy
Vito, Thorn of the Dusk Rose
25% of 243 decks +22% synergy
Bloodcrusher of Khorne
25% of 12 decks +25% synergy
Kaervek the Merciless
25% of 20 decks +24% synergy
Instants (50)
Putrefy
50% of 144 decks +46% synergy
Tamiyo's Safekeeping
48% of 83 decks +45% synergy
Negate
47% of 17 decks +35% synergy
Cyclonic Rift
47% of 17 decks +32% synergy
Path to Exile
45% of 51 decks +27% synergy
Chaos Warp
45% of 20 decks +29% synergy
Inkshield
44% of 50 decks +43% synergy
Teferi's Protection
43% of 51 decks +34% synergy
Tyvar's Stand
41% of 34 decks +38% synergy
Rakdos Charm
40% of 20 decks +37% synergy
Settle the Wreckage
33% of 51 decks +33% synergy
Blood for the Blood God!
33% of 9 decks +32% synergy
Tear Asunder
33% of 63 decks +32% synergy
Bedevil
30% of 20 decks +26% synergy
Dark Ritual
30% of 248 decks +19% synergy
Countersquall
29% of 17 decks +29% synergy
Mana Drain
29% of 17 decks +22% synergy
Arcane Denial
29% of 17 decks +20% synergy
Brainstorm
29% of 17 decks +17% synergy
Deathsprout
29% of 143 decks +28% synergy
Offer Immortality
29% of 55 decks +28% synergy
Gaze of the Gorgon
28% of 144 decks +28% synergy
Obscuring Haze
27% of 140 decks +26% synergy
Beacon of Immortality
25% of 51 decks +25% synergy
Deadly Rollick
25% of 243 decks +20% synergy
Ghostly Flicker
24% of 17 decks +21% synergy
Generous Gift
24% of 51 decks +12% synergy
Malakir Rebirth
23% of 242 decks +18% synergy
Vampiric Tutor
20% of 248 decks +10% synergy
Enlightened Tutor
20% of 51 decks +11% synergy
Infernal Grasp
19% of 216 decks +15% synergy
Essence Flux
18% of 17 decks +17% synergy
Fact or Fiction
18% of 17 decks +13% synergy
Rapid Hybridization
18% of 17 decks +13% synergy
Pongify
18% of 17 decks +12% synergy
Mystical Tutor
18% of 17 decks +10% synergy
Swan Song
18% of 17 decks +9% synergy
Status // Statue
17% of 144 decks +17% synergy
Abrupt Decay
17% of 144 decks +14% synergy
Force of Vigor
16% of 143 decks +14% synergy
Krosan Grip
16% of 144 decks +11% synergy
Utter End
16% of 51 decks +14% synergy
Heliod's Intervention
16% of 51 decks +13% synergy
Mortify
16% of 51 decks +13% synergy
Price of Progress
15% of 20 decks +14% synergy
Terminate
15% of 20 decks +10% synergy
Blessed Respite
14% of 134 decks +14% synergy
Arachnogenesis
14% of 144 decks +13% synergy
Sudden Spoiling
14% of 248 decks +13% synergy
Trailblazer
12% of 144 decks +12% synergy
Sorceries (50)
Farewell
58% of 43 decks +51% synergy
Debt to the Deathless
57% of 51 decks +56% synergy
Revival // Revenge
55% of 51 decks +55% synergy
Harmonize
49% of 144 decks +44% synergy
Read the Bones
45% of 248 decks +40% synergy
Skull Storm
43% of 248 decks +43% synergy
Destined // Lead
40% of 144 decks +40% synergy
Bala Ged Recovery
40% of 139 decks +34% synergy
Three Visits
37% of 144 decks +25% synergy
Farseek
36% of 144 decks +21% synergy
Blasphemous Act
35% of 20 decks +19% synergy
Nature's Lore
35% of 144 decks +21% synergy
Exsanguinate
31% of 248 decks +28% synergy
Night's Whisper
31% of 248 decks +26% synergy
Dig Up
31% of 116 decks +30% synergy
Ondu Inversion
30% of 50 decks +29% synergy
Vandalblast
30% of 20 decks +22% synergy
Ponder
29% of 17 decks +22% synergy
Sign in Blood
29% of 248 decks +23% synergy
Casualties of War
27% of 143 decks +26% synergy
Demonic Tutor
27% of 248 decks +14% synergy
Fraying Omnipotence
26% of 248 decks +26% synergy
Damnation
25% of 248 decks +20% synergy
Culling Ritual
25% of 135 decks +23% synergy
Skyshroud Claim
24% of 144 decks +19% synergy
Emeria's Call
24% of 50 decks +23% synergy
Blood Tribute
22% of 248 decks +22% synergy
Peer into the Abyss
20% of 243 decks +18% synergy
Torment of Hailfire
20% of 248 decks +17% synergy
Genesis Storm
19% of 144 decks +19% synergy
Preordain
18% of 17 decks +11% synergy
Roar of Challenge
17% of 144 decks +17% synergy
Nissa's Pilgrimage
16% of 144 decks +15% synergy
Temporal Extortion
16% of 248 decks +16% synergy
Toxic Deluge
16% of 248 decks +8% synergy
Last One Standing
15% of 20 decks +15% synergy
Cut // Ribbons
15% of 20 decks +15% synergy
Dreadbore
15% of 20 decks +14% synergy
Mana Geyser
15% of 20 decks +11% synergy
Deadly Allure
15% of 144 decks +15% synergy
Feed the Swarm
14% of 242 decks +5% synergy
Into the North
13% of 144 decks +13% synergy
Syphon Mind
12% of 248 decks +11% synergy
Deadly Tempest
12% of 248 decks +11% synergy
Damnable Pact
12% of 248 decks +11% synergy
Ambition's Cost
12% of 248 decks +11% synergy
Fumigate
12% of 51 decks +10% synergy
Ancient Craving
11% of 248 decks +11% synergy
Grim Tutor
11% of 248 decks +8% synergy
Kaya's Wrath
10% of 51 decks +9% synergy
Utility Artifacts (40)
Swiftfoot Boots
60% of 248 decks +31% synergy
Whispersilk Cloak
55% of 248 decks +51% synergy
Lightning Greaves
54% of 248 decks +28% synergy
Vorpal Sword
46% of 233 decks +45% synergy
Tainted Sigil
45% of 51 decks +45% synergy
Thieves' Tools
44% of 233 decks +44% synergy
Trailblazer's Boots
44% of 248 decks +42% synergy
Archaeomancer's Map
40% of 50 decks +38% synergy
Infiltration Lens
33% of 248 decks +33% synergy
Fireshrieker
32% of 248 decks +31% synergy
Bident of Thassa
29% of 17 decks +26% synergy
Prowler's Helm
24% of 248 decks +23% synergy
Strionic Resonator
20% of 248 decks +16% synergy
Bolas's Citadel
19% of 247 decks +13% synergy
Key to the City
18% of 248 decks +16% synergy
Darksteel Plate
15% of 248 decks +13% synergy
Tome of Legends
15% of 247 decks +14% synergy
Aetherflux Reservoir
15% of 248 decks +10% synergy
Nemesis Mask
14% of 248 decks +14% synergy
Skeleton Key
13% of 248 decks +13% synergy
Alhammarret's Archive
13% of 248 decks +10% synergy
Sword of the Animist
12% of 248 decks +7% synergy
Wayfarer's Bauble
11% of 248 decks -1% synergy
Mithril Coat
9% of 33 decks +2% synergy
Dolmen Gate
8% of 248 decks +8% synergy
Bontu's Monument
8% of 248 decks +6% synergy
The One Ring
8% of 49 decks +0% synergy
Hot Soup
8% of 248 decks +8% synergy
Champion's Helm
8% of 248 decks +8% synergy
Jet Medallion
8% of 248 decks +6% synergy
Expedition Map
8% of 248 decks +4% synergy
Bow of Nylea
7% of 144 decks +6% synergy
Elbrus, the Binding Blade
7% of 248 decks +7% synergy
Manifold Key
6% of 247 decks +5% synergy
Grappling Hook
6% of 248 decks +6% synergy
Sword of Vengeance
6% of 248 decks +5% synergy
Commander's Plate
6% of 242 decks +3% synergy
The Book of Exalted Deeds
6% of 49 decks +5% synergy
Hammer of Nazahn
6% of 248 decks +4% synergy
Sword of Feast and Famine
6% of 248 decks +4% synergy
Enchantments (50)
Life Insurance
56% of 43 decks +55% synergy
Ghostly Prison
55% of 51 decks +49% synergy
Raised by Giants
55% of 73 decks +54% synergy
Lure
53% of 144 decks +53% synergy
Axis of Mortality
49% of 51 decks +49% synergy
Blind Obedience
49% of 51 decks +46% synergy
Phyrexian Arena
42% of 248 decks +34% synergy
Exquisite Blood
40% of 248 decks +37% synergy
Reconnaissance Mission
38% of 16 decks +35% synergy
Rhystic Study
35% of 17 decks +21% synergy
Smuggler's Share
30% of 43 decks +29% synergy
Dauthi Embrace
29% of 248 decks +29% synergy
Sylvan Library
29% of 144 decks +22% synergy
Family's Favor
28% of 76 decks +27% synergy
Sanguine Bond
24% of 248 decks +21% synergy
Coastal Piracy
24% of 17 decks +23% synergy
Mystic Remora
24% of 17 decks +15% synergy
Asceticism
22% of 144 decks +21% synergy
Agent of the Shadow Thieves
22% of 141 decks +22% synergy
Boon Reflection
20% of 51 decks +19% synergy
Myth Unbound
18% of 144 decks +18% synergy
Authority of the Consuls
18% of 51 decks +15% synergy
Propaganda
18% of 17 decks +12% synergy
Journey to Eternity
15% of 144 decks +14% synergy
Black Market Connections
15% of 132 decks +9% synergy
Theater of Horrors
15% of 20 decks +14% synergy
Dictate of the Twin Gods
15% of 20 decks +14% synergy
Fiery Emancipation
15% of 20 decks +13% synergy
Warstorm Surge
15% of 20 decks +12% synergy
Viridian Revel
14% of 144 decks +13% synergy
Painful Quandary
13% of 248 decks +12% synergy
Cleric Class
12% of 49 decks +11% synergy
Black Market
12% of 248 decks +9% synergy
Kaya's Ghostform
11% of 247 decks +9% synergy
Court of Ambition
10% of 242 decks +9% synergy
Binding the Old Gods
10% of 136 decks +9% synergy
The Meathook Massacre
10% of 216 decks +7% synergy
Canopy Cover
9% of 144 decks +8% synergy
Bloodchief Ascension
9% of 248 decks +8% synergy
Rancor
8% of 144 decks +6% synergy
Indomitable Might
8% of 133 decks +8% synergy
Aura of Silence
8% of 51 decks +6% synergy
Wild Growth
8% of 144 decks +2% synergy
Bear Umbra
7% of 144 decks +5% synergy
Polluted Bonds
7% of 248 decks +7% synergy
No Mercy
7% of 248 decks +6% synergy
Necropotence
7% of 248 decks +4% synergy
Protection Racket
7% of 162 decks +6% synergy
Pestilence
6% of 248 decks +6% synergy
Treefolk Umbra
6% of 143 decks +6% synergy
Planeswalkers (7)
Vraska the Unseen
40% of 144 decks +39% synergy
Sorin, Grim Nemesis
31% of 51 decks +31% synergy
Sorin Markov
24% of 248 decks +24% synergy
Ob Nixilis, the Adversary
19% of 16 decks +18% synergy
Vraska, Golgari Queen
18% of 144 decks +17% synergy
Vraska, Swarm's Eminence
9% of 143 decks +9% synergy
Vraska, Relic Seeker
6% of 144 decks +5% synergy
Utility Lands (32)
Rogue's Passage
66% of 248 decks +48% synergy
Bojuka Bog
56% of 248 decks +40% synergy
Eiganjo, Seat of the Empire
53% of 43 decks +48% synergy
Access Tunnel
49% of 238 decks +47% synergy
The Black Gate
48% of 33 decks +45% synergy
Urborg, Tomb of Yawgmoth
45% of 248 decks +34% synergy
Shambling Vent
39% of 51 decks +39% synergy
Cabal Coffers
36% of 248 decks +30% synergy
Shizo, Death's Storehouse
36% of 248 decks +34% synergy
Boseiju, Who Endures
28% of 89 decks +18% synergy
Yavimaya, Cradle of Growth
23% of 236 decks +14% synergy
Takenuma, Abandoned Mire
21% of 178 decks +15% synergy
Otawara, Soaring City
20% of 15 decks +11% synergy
Yavimaya Hollow
18% of 144 decks +17% synergy
Ancient Tomb
17% of 248 decks +5% synergy
Reliquary Tower
17% of 248 decks -11% synergy
Hissing Quagmire
16% of 144 decks +16% synergy
Vault of the Archangel
16% of 51 decks +14% synergy
Hall of Heliod's Generosity
16% of 51 decks +12% synergy
Scavenger Grounds
11% of 248 decks +7% synergy
Command Beacon
11% of 248 decks +6% synergy
Cabal Stronghold
9% of 248 decks +7% synergy
War Room
9% of 242 decks +2% synergy
Castle Locthwain
8% of 246 decks +5% synergy
Gaea's Cradle
6% of 144 decks +4% synergy
Tectonic Edge
6% of 248 decks +5% synergy
Mortuary Mire
6% of 248 decks +3% synergy
Temple of the False God
6% of 248 decks -4% synergy
Field of the Dead
6% of 247 decks +2% synergy
Boseiju, Who Shelters All
6% of 248 decks +5% synergy
Urza's Saga
6% of 235 decks -2% synergy
Nykthos, Shrine to Nyx
5% of 248 decks -1% synergy
Mana Artifacts (19)
Sol Ring
92% of 248 decks +8% synergy
Arcane Signet
71% of 246 decks +2% synergy
Orzhov Signet
71% of 51 decks +64% synergy
Talisman of Hierarchy
67% of 51 decks +61% synergy
Talisman of Dominance
65% of 17 decks +57% synergy
Dimir Signet
59% of 17 decks +51% synergy
Golgari Signet
51% of 144 decks +48% synergy
Izzet Signet
50% of 6 decks +43% synergy
Rakdos Signet
50% of 20 decks +43% synergy
Talisman of Indulgence
30% of 20 decks +25% synergy
Talisman of Resilience
28% of 143 decks +26% synergy
Mana Crypt
16% of 248 decks +4% synergy
Mind Stone
15% of 248 decks -4% synergy
Commander's Sphere
12% of 248 decks -5% synergy
Jeweled Lotus
12% of 242 decks +4% synergy
Thought Vessel
10% of 248 decks -4% synergy
Fellwar Stone
10% of 248 decks -10% synergy
Charcoal Diamond
8% of 248 decks +5% synergy
Marble Diamond
6% of 51 decks +3% synergy
Lands (50)
Xander's Lounge
83% of 6 decks +79% synergy
Command Tower
79% of 248 decks +7% synergy
Godless Shrine
76% of 51 decks +67% synergy
Overgrown Tomb
76% of 144 decks +67% synergy
Shattered Sanctum
73% of 48 decks +69% synergy
Deathcap Glade
71% of 116 decks +67% synergy
Isolated Chapel
71% of 51 decks +65% synergy
Caves of Koilos
71% of 51 decks +65% synergy
Undergrowth Stadium
69% of 139 decks +63% synergy
Woodland Cemetery
68% of 144 decks +63% synergy
Vault of Champions
68% of 50 decks +62% synergy
Crumbling Necropolis
67% of 6 decks +63% synergy
Brightclimb Pathway
66% of 50 decks +63% synergy
Fetid Heath
63% of 51 decks +60% synergy
Llanowar Wastes
62% of 144 decks +57% synergy
Watery Grave
59% of 17 decks +48% synergy
Orzhov Basilica
53% of 51 decks +49% synergy
Drowned Catacomb
53% of 17 decks +47% synergy
Sunken Hollow
53% of 17 decks +44% synergy
Golgari Rot Farm
53% of 144 decks +49% synergy
Swiftwater Cliffs
50% of 6 decks +48% synergy
Shivan Reef
50% of 6 decks +44% synergy
Sulfur Falls
50% of 6 decks +44% synergy
Smoldering Marsh
50% of 20 decks +43% synergy
Steam Vents
50% of 6 decks +41% synergy
Morphic Pool
47% of 17 decks +41% synergy
Shipwreck Marsh
47% of 15 decks +42% synergy
Tainted Field
45% of 51 decks +42% synergy
Darkbore Pathway
44% of 136 decks +42% synergy
Silent Clearing
43% of 51 decks +42% synergy
Twilight Mire
42% of 144 decks +40% synergy
Foreboding Ruins
40% of 20 decks +37% synergy
Luxury Suite
40% of 20 decks +34% synergy
Dragonskull Summit
40% of 20 decks +34% synergy
Tainted Wood
38% of 144 decks +35% synergy
Temple of Malady
36% of 144 decks +33% synergy
Haunted Ridge
33% of 18 decks +30% synergy
Blood Crypt
30% of 20 decks +21% synergy
Tainted Isle
29% of 17 decks +27% synergy
Temple of Silence
29% of 51 decks +25% synergy
Temple of Deceit
29% of 17 decks +25% synergy
Nurturing Peatland
29% of 143 decks +27% synergy
Myriad Landscape
27% of 248 decks +5% synergy
Rakdos Carnarium
25% of 20 decks +21% synergy
Sunken Ruins
24% of 17 decks +22% synergy
Underground River
24% of 17 decks +19% synergy
Dimir Aqueduct
24% of 17 decks +19% synergy
Necroblossom Snarl
22% of 135 decks +20% synergy
Bayou
21% of 144 decks +18% synergy
Verdant Catacombs
20% of 248 decks +8% synergy