Betor, Kin to All
Archfiend of Despair

   Prerequisites

What do I need to start this combo?
Betor and Archfiend of Despair on the battlefield.
Creatures you control have total toughness 40 or greater.

   Steps

How does this combo work?
1
At the beginning of your end step, Betor and Archfiend of Despair trigger.
2
Resolve the Betor trigger, causing each opponent to half their life total, rounded up.
3
Resolve the Archfiend of Despair trigger, causing each opponent to lose life equal to the life they've lost this turn.

   Results

What do I get from this combo?
Infinite lifeloss
Betor, Kin to All
5.9%inclusion490 decks8.28K decks
Betor, Ancestor's Voice
0.1%inclusion11 decks14.2K decks
Felothar the Steadfast
0.0%inclusion6 decks16.5K decks
Doran, Besieged by Time
0.0%inclusion2 decks9.18K decks
The Ur-Dragon
0.0%inclusion2 decks34.3K decks
Ikra Shidiqi, the Usurper // Tymna the Weaver
0.4%inclusion2 decks546 decks
Tayam, Luminous Enigma
0.0%inclusion1 decks5.55K decks
Esika, God of the Tree
0.0%inclusion1 decks15.6K decks
Nethroi, Apex of Death
0.0%inclusion1 decks4.69K decks
Ulalek, Fused Atrocity
0.0%inclusion1 decks17.4K decks
Felothar, Dawn of the Abzan
0.0%inclusion1 decks5.38K decks
Frodo, Adventurous Hobbit // Sam, Loyal Attendant
0.0%inclusion1 decks15.6K decks
Saskia the Unyielding
0.0%inclusion1 decks5.15K decks
Bilbo, Birthday Celebrant
0.0%inclusion1 decks4.21K decks
New Cards
Transdimensional Bovine
8.8%inclusion12 decks137 decks
8%synergy
Erode
5.1%inclusion2 decks39 decks
2%synergy
Noxious Newt
3.3%inclusion1 decks30 decks
2%synergy
Topiary Lecturer
3.3%inclusion1 decks30 decks
2%synergy
Glorious Decay
3.3%inclusion1 decks30 decks
3%synergy
High Synergy Cards
Bloodletter of Aclazotz
85%inclusion441 decks521 decks
81%synergy
Tree of Perdition
74%inclusion384 decks521 decks
72%synergy
Wound Reflection
68%inclusion354 decks521 decks
66%synergy
Tree of Redemption
64%inclusion334 decks521 decks
63%synergy
Arbor Adherent
62%inclusion316 decks507 decks
61%synergy
The Walls of Ba Sing Se
61%inclusion144 decks236 decks
60%synergy
Bedrock Tortoise
56%inclusion291 decks521 decks
55%synergy
Felothar the Steadfast
56%inclusion294 decks521 decks
54%synergy
Last March of the Ents
56%inclusion294 decks521 decks
53%synergy
Sylvan Caryatid
53%inclusion278 decks521 decks
52%synergy
Top Cards
Swords to Plowshares
77%inclusion402 decks521 decks
16%synergy
Heroic Intervention
61%inclusion316 decks521 decks
30%synergy
Assassin's Trophy
54%inclusion280 decks521 decks
23%synergy
Path to Exile
53%inclusion277 decks521 decks
6%synergy
Anguished Unmaking
50%inclusion263 decks521 decks
26%synergy
Birds of Paradise
50%inclusion262 decks521 decks
23%synergy
Farseek
50%inclusion259 decks521 decks
14%synergy
Doran, Besieged by Time
49%inclusion78 decks158 decks
46%synergy
Assault Formation
49%inclusion257 decks521 decks
48%synergy
Doran, the Siege Tower
49%inclusion257 decks521 decks
47%synergy
Game Changers
Teferi's Protection
29%inclusion150 decks521 decks
13%synergy
Demonic Tutor
22%inclusion115 decks521 decks
3%synergy
Vampiric Tutor
15%inclusion80 decks521 decks
1%synergy
Worldly Tutor
15%inclusion78 decks521 decks
3%synergy
Seedborn Muse
12%inclusion63 decks521 decks
4%synergy
Farewell
12%inclusion61 decks521 decks
0%synergy
The One Ring
9.4%inclusion49 decks521 decks
1%synergy
Ancient Tomb
9.2%inclusion48 decks521 decks
0%synergy
Aura Shards
7.3%inclusion38 decks521 decks
0%synergy
Gaea's Cradle
6.9%inclusion36 decks521 decks
1%synergy
Creatures
Fecund Greenshell
49%inclusion253 decks521 decks
47%synergy
Crystal Barricade
47%inclusion245 decks521 decks
45%synergy
Wall of Omens
45%inclusion237 decks521 decks
42%synergy
Wall of Blossoms
45%inclusion232 decks521 decks
43%synergy
Canopy Gargantuan
44%inclusion224 decks507 decks
43%synergy
Zopandrel, Hunger Dominus
44%inclusion228 decks521 decks
41%synergy
Indomitable Ancients
42%inclusion218 decks521 decks
41%synergy
Baldin, Century Herdmaster
41%inclusion212 decks521 decks
40%synergy
Overgrown Battlement
40%inclusion208 decks521 decks
39%synergy
Towering Titan
37%inclusion191 decks521 decks
36%synergy
Faeburrow Elder
36%inclusion185 decks521 decks
24%synergy
Beast Whisperer
32%inclusion169 decks521 decks
22%synergy
Dragonlord Dromoka
32%inclusion167 decks521 decks
28%synergy
Ikra Shidiqi, the Usurper
31%inclusion161 decks521 decks
29%synergy
Unhallowed Phalanx
30%inclusion154 decks521 decks
29%synergy
Ancient Adamantoise
29%inclusion108 decks367 decks
28%synergy
Axebane Guardian
27%inclusion141 decks521 decks
26%synergy
Weathered Sentinels
26%inclusion138 decks521 decks
26%synergy
Crashing Drawbridge
26%inclusion137 decks521 decks
25%synergy
Ancient Lumberknot
25%inclusion131 decks521 decks
24%synergy
Fanatic of Rhonas
25%inclusion129 decks521 decks
19%synergy
Rampart Architect
24%inclusion124 decks507 decks
24%synergy
Ohran Frostfang
24%inclusion126 decks521 decks
18%synergy
Llanowar Elves
24%inclusion123 decks521 decks
3%synergy
Avacyn's Pilgrim
23%inclusion121 decks521 decks
11%synergy
Delighted Halfling
23%inclusion119 decks521 decks
11%synergy
Trostani, Selesnya's Voice
23%inclusion118 decks521 decks
21%synergy
Sapling of Colfenor
22%inclusion116 decks521 decks
21%synergy
Abzan Beastmaster
21%inclusion107 decks521 decks
20%synergy
Great Forest Druid
20%inclusion32 decks158 decks
19%synergy
Bloom Tender
20%inclusion103 decks521 decks
12%synergy
Runic Armasaur
19%inclusion101 decks521 decks
18%synergy
Welcoming Vampire
18%inclusion96 decks521 decks
12%synergy
Elves of Deep Shadow
18%inclusion93 decks521 decks
9%synergy
Arboreal Grazer
18%inclusion92 decks521 decks
16%synergy
Astarion, the Decadent
17%inclusion88 decks521 decks
15%synergy
Colfenor, the Last Yew
17%inclusion88 decks521 decks
15%synergy
Shalai, Voice of Plenty
17%inclusion88 decks521 decks
11%synergy
Elvish Mystic
17%inclusion86 decks521 decks
1%synergy
Catapult Fodder
16%inclusion83 decks521 decks
16%synergy
Nyx-Fleece Ram
15%inclusion79 decks521 decks
14%synergy
Nethroi, Apex of Death
15%inclusion79 decks521 decks
13%synergy
Vine Trellis
15%inclusion78 decks521 decks
14%synergy
Esper Sentinel
15%inclusion78 decks521 decks
-4%synergy
Flumph
15%inclusion76 decks521 decks
13%synergy
Wall of Roots
14%inclusion73 decks521 decks
13%synergy
Wall of Shards
14%inclusion72 decks521 decks
13%synergy
Walking Bulwark
13%inclusion70 decks521 decks
13%synergy
Voice of Victory
13%inclusion68 decks521 decks
7%synergy
Selvala, Heart of the Wilds
13%inclusion67 decks521 decks
7%synergy
Instants
Tower Defense
46%inclusion240 decks521 decks
45%synergy
Beast Within
29%inclusion149 decks521 decks
-5%synergy
Despark
26%inclusion136 decks521 decks
13%synergy
Dawn's Truce
25%inclusion132 decks521 decks
18%synergy
Flawless Maneuver
24%inclusion126 decks521 decks
14%synergy
Generous Gift
20%inclusion105 decks521 decks
-1%synergy
Clever Concealment
18%inclusion93 decks521 decks
13%synergy
Akroma's Will
17%inclusion88 decks521 decks
7%synergy
Eladamri's Call
15%inclusion76 decks521 decks
6%synergy
Deadly Rollick
14%inclusion75 decks521 decks
0%synergy
Chord of Calling
14%inclusion71 decks521 decks
8%synergy
Stroke of Midnight
11%inclusion57 decks521 decks
1%synergy
Tear Asunder
11%inclusion55 decks521 decks
3%synergy
Fell the Profane
11%inclusion55 decks521 decks
2%synergy
Enlightened Tutor
10%inclusion53 decks521 decks
-5%synergy
Dark Ritual
10%inclusion51 decks521 decks
-15%synergy
Return of the Wildspeaker
9.4%inclusion49 decks521 decks
-2%synergy
Overkill
9.3%inclusion34 decks365 decks
7%synergy
Infernal Grasp
9.0%inclusion47 decks521 decks
1%synergy
Revitalizing Repast
8.4%inclusion44 decks521 decks
0%synergy
Abzan Charm
8.3%inclusion43 decks521 decks
4%synergy
Putrefy
8.1%inclusion42 decks521 decks
-8%synergy
Mortify
7.7%inclusion40 decks521 decks
-3%synergy
Malakir Rebirth
7.5%inclusion39 decks521 decks
-1%synergy
Mythos of Nethroi
6.3%inclusion33 decks521 decks
5%synergy
Bar the Door
6.0%inclusion31 decks521 decks
6%synergy
Inspiring Call
5.8%inclusion30 decks521 decks
-3%synergy
Abrupt Decay
5.4%inclusion28 decks521 decks
-4%synergy
Sorceries
Nature's Lore
45%inclusion237 decks521 decks
14%synergy
Cultivate
43%inclusion225 decks521 decks
1%synergy
Three Visits
41%inclusion214 decks521 decks
17%synergy
Toxic Deluge
37%inclusion193 decks521 decks
19%synergy
Kodama's Reach
33%inclusion172 decks521 decks
6%synergy
Eerie Ultimatum
28%inclusion148 decks521 decks
18%synergy
Rampant Growth
28%inclusion145 decks521 decks
-5%synergy
Slaughter the Strong
22%inclusion116 decks521 decks
21%synergy
Wave of Reckoning
21%inclusion109 decks521 decks
20%synergy
Reunion of the House
20%inclusion99 decks507 decks
19%synergy
Expel the Interlopers
19%inclusion97 decks521 decks
17%synergy
Finale of Devastation
14%inclusion75 decks521 decks
7%synergy
Will of the Abzan
13%inclusion68 decks507 decks
12%synergy
Skyshroud Claim
13%inclusion68 decks521 decks
5%synergy
Fell the Mighty
13%inclusion67 decks521 decks
10%synergy
Damn
12%inclusion65 decks521 decks
-3%synergy
Reanimate
12%inclusion63 decks521 decks
-7%synergy
Dusk // Dawn
12%inclusion60 decks521 decks
8%synergy
Tip the Scales
10%inclusion49 decks508 decks
9%synergy
Bala Ged Recovery
10%inclusion50 decks521 decks
2%synergy
Feed the Swarm
8.4%inclusion44 decks521 decks
-7%synergy
Ezuri's Predation
7.5%inclusion39 decks521 decks
5%synergy
Shamanic Revelation
7.3%inclusion38 decks521 decks
0%synergy
Rishkar's Expertise
7.1%inclusion37 decks521 decks
-2%synergy
Night's Whisper
7.1%inclusion37 decks521 decks
-2%synergy
Austere Command
6.9%inclusion36 decks521 decks
-5%synergy
Perennation
6.3%inclusion33 decks521 decks
5%synergy
Pact of the Serpent
6.3%inclusion33 decks521 decks
5%synergy
Nature's Rhythm
5.9%inclusion30 decks508 decks
2%synergy
Kin-Tree Invocation
5.2%inclusion27 decks521 decks
5%synergy
Utility Artifacts
Lightning Greaves
34%inclusion175 decks521 decks
9%synergy
Swiftfoot Boots
25%inclusion131 decks521 decks
-2%synergy
Rammas Echor, Ancient Shield
21%inclusion109 decks521 decks
20%synergy
Meekstone
15%inclusion78 decks521 decks
14%synergy
The Great Henge
15%inclusion77 decks521 decks
5%synergy
Colfenor's Urn
10%inclusion51 decks521 decks
10%synergy
Strionic Resonator
9.0%inclusion47 decks521 decks
7%synergy
Thousand-Year Elixir
7.1%inclusion37 decks521 decks
5%synergy
Slagwurm Armor
6.3%inclusion33 decks521 decks
6%synergy
Vanquisher's Banner
5.4%inclusion28 decks521 decks
2%synergy
Enchantments
Unnatural Growth
46%inclusion238 decks521 decks
40%synergy
Guardian Project
42%inclusion221 decks521 decks
35%synergy
Jaws of Defeat
40%inclusion204 decks507 decks
39%synergy
Stoneskin
29%inclusion150 decks521 decks
28%synergy
Black Market Connections
21%inclusion111 decks521 decks
9%synergy
Phyrexian Arena
21%inclusion111 decks521 decks
6%synergy
Smothering Tithe
18%inclusion95 decks521 decks
-2%synergy
Warlock Class
16%inclusion81 decks521 decks
15%synergy
Smile at Death
14%inclusion75 decks521 decks
13%synergy
Behind the Scenes
14%inclusion75 decks521 decks
13%synergy
Defense of the Heart
13%inclusion68 decks521 decks
10%synergy
Sylvan Library
12%inclusion60 decks521 decks
3%synergy
Brave the Sands
11%inclusion58 decks521 decks
9%synergy
Trouble in Pairs
10%inclusion52 decks521 decks
5%synergy
Exquisite Blood
10%inclusion51 decks521 decks
5%synergy
Barrensteppe Siege
8.8%inclusion46 decks521 decks
7%synergy
Spidersilk Armor
8.3%inclusion43 decks521 decks
8%synergy
Mirari's Wake
7.7%inclusion40 decks521 decks
-2%synergy
Angelic Chorus
7.1%inclusion37 decks521 decks
7%synergy
Ghostly Prison
6.5%inclusion34 decks521 decks
-5%synergy
Branching Evolution
6.0%inclusion31 decks521 decks
-1%synergy
Tribute to the World Tree
5.8%inclusion30 decks521 decks
1%synergy
Hardened Scales
5.8%inclusion30 decks521 decks
-4%synergy
Hollowmurk Siege
5.6%inclusion29 decks516 decks
3%synergy
Cryptolith Rite
5.6%inclusion29 decks521 decks
2%synergy
Colossification
5.2%inclusion27 decks521 decks
4%synergy
Planeswalkers
Huatli, the Sun's Heart
22%inclusion115 decks521 decks
21%synergy
Tyvar, Jubilant Brawler
7.7%inclusion40 decks521 decks
4%synergy
Utility Lands
Bojuka Bog
39%inclusion203 decks521 decks
9%synergy
Yavimaya, Cradle of Growth
34%inclusion179 decks521 decks
26%synergy
Boseiju, Who Endures
29%inclusion151 decks521 decks
10%synergy
Reliquary Tower
28%inclusion145 decks521 decks
-2%synergy
Urborg, Tomb of Yawgmoth
22%inclusion116 decks521 decks
13%synergy
Access Tunnel
15%inclusion80 decks521 decks
13%synergy
Vault of the Archangel
11%inclusion58 decks521 decks
-1%synergy
Shifting Woodland
10%inclusion54 decks521 decks
4%synergy
Gavony Township
10%inclusion50 decks521 decks
2%synergy
Rogue's Passage
9.4%inclusion49 decks521 decks
-11%synergy
Forbidding Watchtower
9.0%inclusion47 decks521 decks
9%synergy
Three Tree City
6.9%inclusion36 decks521 decks
2%synergy
Nykthos, Shrine to Nyx
6.9%inclusion36 decks521 decks
2%synergy
Takenuma, Abandoned Mire
6.5%inclusion34 decks521 decks
-2%synergy
Temple of the False God
5.8%inclusion30 decks521 decks
-3%synergy
Mana Artifacts
Sol Ring
89%inclusion466 decks521 decks
6%synergy
Arcane Signet
71%inclusion372 decks521 decks
-1%synergy
Talisman of Resilience
12%inclusion64 decks521 decks
0%synergy
Talisman of Unity
12%inclusion60 decks521 decks
4%synergy
Talisman of Hierarchy
11%inclusion58 decks521 decks
-15%synergy
Selesnya Signet
11%inclusion56 decks521 decks
4%synergy
Fellwar Stone
10%inclusion54 decks521 decks
-10%synergy
Orzhov Signet
10%inclusion53 decks521 decks
-12%synergy
Chromatic Lantern
7.5%inclusion39 decks521 decks
-1%synergy
Golgari Signet
6.7%inclusion35 decks521 decks
-3%synergy
Lands
Command Tower
93%inclusion486 decks521 decks
19%synergy
Temple Garden
68%inclusion356 decks521 decks
29%synergy
Overgrown Tomb
68%inclusion355 decks521 decks
27%synergy
Godless Shrine
67%inclusion351 decks521 decks
26%synergy
Indatha Triome
59%inclusion307 decks521 decks
32%synergy
Exotic Orchard
53%inclusion275 decks521 decks
16%synergy
Sunpetal Grove
53%inclusion274 decks521 decks
24%synergy
Woodland Cemetery
52%inclusion273 decks521 decks
20%synergy
Isolated Chapel
51%inclusion266 decks521 decks
17%synergy
Undergrowth Stadium
50%inclusion259 decks521 decks
26%synergy
Bountiful Promenade
50%inclusion258 decks521 decks
28%synergy
Overgrown Farmland
49%inclusion257 decks521 decks
32%synergy
Marsh Flats
49%inclusion254 decks521 decks
38%synergy
Verdant Catacombs
48%inclusion252 decks521 decks
37%synergy
Windswept Heath
48%inclusion250 decks521 decks
37%synergy
Vault of Champions
48%inclusion250 decks521 decks
24%synergy
Sandsteppe Citadel
47%inclusion244 decks521 decks
21%synergy
Canopy Vista
33%inclusion174 decks521 decks
-2%synergy
Hushwood Verge
31%inclusion162 decks521 decks
22%synergy
Wastewood Verge
29%inclusion152 decks521 decks
22%synergy
Deathcap Glade
29%inclusion152 decks521 decks
16%synergy
Brushland
28%inclusion148 decks521 decks
9%synergy
Llanowar Wastes
26%inclusion138 decks521 decks
-1%synergy
Caves of Koilos
26%inclusion138 decks521 decks
-3%synergy
Lush Portico
24%inclusion123 decks521 decks
14%synergy
Shattered Sanctum
24%inclusion123 decks521 decks
8%synergy
Twilight Mire
23%inclusion121 decks521 decks
9%synergy
Underground Mortuary
23%inclusion120 decks521 decks
10%synergy
Bleachbone Verge
23%inclusion118 decks521 decks
14%synergy
Fortified Village
19%inclusion100 decks521 decks
3%synergy
Deceptive Landscape
19%inclusion99 decks521 decks
11%synergy
Bayou
18%inclusion93 decks521 decks
5%synergy
Savannah
18%inclusion92 decks521 decks
5%synergy
Scrubland
17%inclusion90 decks521 decks
4%synergy
Shadowy Backstreet
17%inclusion86 decks521 decks
6%synergy
Murmuring Bosk
15%inclusion79 decks521 decks
9%synergy
Sungrass Prairie
15%inclusion77 decks521 decks
1%synergy
Path of Ancestry
13%inclusion70 decks521 decks
-9%synergy
Evolving Wilds
12%inclusion65 decks521 decks
-8%synergy
Flooded Strand
12%inclusion63 decks521 decks
1%synergy
Wooded Foothills
12%inclusion62 decks521 decks
1%synergy
Misty Rainforest
12%inclusion62 decks521 decks
1%synergy
Bloodstained Mire
11%inclusion56 decks521 decks
-1%synergy
Polluted Delta
11%inclusion55 decks521 decks
-2%synergy
City of Brass
10%inclusion53 decks521 decks
3%synergy
Fabled Passage
10%inclusion50 decks521 decks
0%synergy
Arid Mesa
9.4%inclusion49 decks521 decks
-1%synergy
Temple of Malady
9.4%inclusion49 decks521 decks
-6%synergy
Temple of Plenty
8.6%inclusion45 decks521 decks
-4%synergy
Darkbore Pathway
8.3%inclusion43 decks521 decks
2%synergy