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
Doran, Besieged by Time
0.0%inclusion2 decks6.49K decks
Top Commanders
Betor, Kin to All
6.0%inclusion446 decks7.48K decks
Betor, Ancestor's Voice
0.1%inclusion6 decks11.9K decks
Felothar the Steadfast
0.0%inclusion3 decks14.6K decks
The Ur-Dragon
0.0%inclusion2 decks29.9K decks
Ikra Shidiqi, the Usurper // Tymna the Weaver
0.4%inclusion2 decks464 decks
Tayam, Luminous Enigma
0.0%inclusion1 decks4.76K decks
Esika, God of the Tree
0.0%inclusion1 decks13.1K decks
Felothar, Dawn of the Abzan
0.0%inclusion1 decks4.88K decks
Frodo, Adventurous Hobbit // Sam, Loyal Attendant
0.0%inclusion1 decks13.2K decks
Saskia the Unyielding
0.0%inclusion1 decks4.45K decks
New Cards
Doran, Besieged by Time
55%inclusion54 decks98 decks
52%synergy
Great Forest Druid
20%inclusion20 decks98 decks
19%synergy
Formidable Speaker
4.5%inclusion9 decks200 decks
2%synergy
Spry and Mighty
4.3%inclusion4 decks94 decks
4%synergy
Slumbering Walker
3.2%inclusion3 decks94 decks
3%synergy
High Synergy Cards
Bloodletter of Aclazotz
86%inclusion399 decks466 decks
82%synergy
Tree of Perdition
73%inclusion341 decks466 decks
72%synergy
Wound Reflection
70%inclusion325 decks466 decks
68%synergy
The Walls of Ba Sing Se
67%inclusion119 decks177 decks
66%synergy
Tree of Redemption
66%inclusion306 decks466 decks
65%synergy
Arbor Adherent
63%inclusion286 decks452 decks
62%synergy
Felothar the Steadfast
59%inclusion274 decks466 decks
57%synergy
Bedrock Tortoise
57%inclusion267 decks466 decks
56%synergy
Last March of the Ents
58%inclusion268 decks466 decks
54%synergy
Sylvan Caryatid
55%inclusion254 decks466 decks
53%synergy
Top Cards
Swords to Plowshares
77%inclusion361 decks466 decks
16%synergy
Heroic Intervention
62%inclusion287 decks466 decks
31%synergy
Assassin's Trophy
55%inclusion254 decks466 decks
24%synergy
Anguished Unmaking
52%inclusion242 decks466 decks
27%synergy
Path to Exile
52%inclusion241 decks466 decks
4%synergy
Assault Formation
51%inclusion239 decks466 decks
50%synergy
Doran, the Siege Tower
51%inclusion238 decks466 decks
49%synergy
Birds of Paradise
51%inclusion238 decks466 decks
24%synergy
Farseek
51%inclusion237 decks466 decks
15%synergy
Fecund Greenshell
50%inclusion233 decks466 decks
49%synergy
Game Changers
Teferi's Protection
29%inclusion137 decks466 decks
13%synergy
Demonic Tutor
22%inclusion102 decks466 decks
3%synergy
Vampiric Tutor
15%inclusion71 decks466 decks
0%synergy
Worldly Tutor
14%inclusion67 decks466 decks
2%synergy
Seedborn Muse
12%inclusion54 decks466 decks
3%synergy
Farewell
11%inclusion53 decks466 decks
-1%synergy
The One Ring
9.0%inclusion42 decks466 decks
1%synergy
Ancient Tomb
8.8%inclusion41 decks466 decks
-1%synergy
Aura Shards
7.5%inclusion35 decks466 decks
0%synergy
Gaea's Cradle
6.7%inclusion31 decks466 decks
1%synergy
Creatures
Crystal Barricade
48%inclusion225 decks466 decks
46%synergy
Wall of Omens
47%inclusion217 decks466 decks
43%synergy
Wall of Blossoms
46%inclusion215 decks466 decks
45%synergy
Zopandrel, Hunger Dominus
45%inclusion209 decks466 decks
42%synergy
Canopy Gargantuan
44%inclusion201 decks452 decks
43%synergy
Indomitable Ancients
44%inclusion203 decks466 decks
43%synergy
Baldin, Century Herdmaster
43%inclusion199 decks466 decks
42%synergy
Overgrown Battlement
41%inclusion192 decks466 decks
40%synergy
Towering Titan
38%inclusion175 decks466 decks
37%synergy
Faeburrow Elder
35%inclusion165 decks466 decks
24%synergy
Ikra Shidiqi, the Usurper
33%inclusion154 decks466 decks
32%synergy
Beast Whisperer
33%inclusion152 decks466 decks
22%synergy
Dragonlord Dromoka
32%inclusion151 decks466 decks
28%synergy
Unhallowed Phalanx
31%inclusion146 decks466 decks
31%synergy
Ancient Adamantoise
30%inclusion94 decks309 decks
29%synergy
Axebane Guardian
27%inclusion127 decks466 decks
26%synergy
Crashing Drawbridge
27%inclusion127 decks466 decks
26%synergy
Weathered Sentinels
27%inclusion125 decks466 decks
26%synergy
Ohran Frostfang
26%inclusion123 decks466 decks
21%synergy
Ancient Lumberknot
26%inclusion119 decks466 decks
25%synergy
Trostani, Selesnya's Voice
25%inclusion116 decks466 decks
23%synergy
Rampart Architect
25%inclusion111 decks452 decks
24%synergy
Llanowar Elves
24%inclusion113 decks466 decks
4%synergy
Fanatic of Rhonas
24%inclusion112 decks466 decks
18%synergy
Sapling of Colfenor
24%inclusion111 decks466 decks
23%synergy
Avacyn's Pilgrim
23%inclusion109 decks466 decks
11%synergy
Delighted Halfling
22%inclusion103 decks466 decks
10%synergy
Abzan Beastmaster
22%inclusion102 decks466 decks
21%synergy
Runic Armasaur
21%inclusion97 decks466 decks
19%synergy
Arboreal Grazer
18%inclusion86 decks466 decks
17%synergy
Welcoming Vampire
18%inclusion86 decks466 decks
12%synergy
Bloom Tender
18%inclusion86 decks466 decks
11%synergy
Elves of Deep Shadow
18%inclusion85 decks466 decks
9%synergy
Colfenor, the Last Yew
18%inclusion83 decks466 decks
16%synergy
Shalai, Voice of Plenty
17%inclusion78 decks466 decks
10%synergy
Elvish Mystic
17%inclusion78 decks466 decks
1%synergy
Catapult Fodder
17%inclusion77 decks466 decks
16%synergy
Astarion, the Decadent
17%inclusion77 decks466 decks
15%synergy
Flumph
16%inclusion75 decks466 decks
15%synergy
Vine Trellis
16%inclusion73 decks466 decks
15%synergy
Nethroi, Apex of Death
16%inclusion73 decks466 decks
13%synergy
Nyx-Fleece Ram
15%inclusion71 decks466 decks
15%synergy
Wall of Shards
15%inclusion70 decks466 decks
15%synergy
Esper Sentinel
15%inclusion69 decks466 decks
-4%synergy
Walking Bulwark
14%inclusion66 decks466 decks
14%synergy
Wall of Roots
14%inclusion65 decks466 decks
13%synergy
Selvala, Heart of the Wilds
13%inclusion62 decks466 decks
8%synergy
Voice of Victory
13%inclusion60 decks466 decks
6%synergy
Carven Caryatid
13%inclusion59 decks466 decks
12%synergy
Essence of Antiquity
12%inclusion57 decks466 decks
12%synergy
Instants
Tower Defense
48%inclusion225 decks466 decks
47%synergy
Beast Within
30%inclusion141 decks466 decks
-4%synergy
Dawn's Truce
27%inclusion124 decks466 decks
19%synergy
Despark
27%inclusion124 decks466 decks
13%synergy
Flawless Maneuver
25%inclusion117 decks466 decks
15%synergy
Generous Gift
20%inclusion95 decks466 decks
-2%synergy
Clever Concealment
18%inclusion86 decks466 decks
14%synergy
Akroma's Will
17%inclusion81 decks466 decks
7%synergy
Deadly Rollick
15%inclusion71 decks466 decks
1%synergy
Eladamri's Call
15%inclusion70 decks466 decks
6%synergy
Chord of Calling
14%inclusion63 decks466 decks
8%synergy
Stroke of Midnight
11%inclusion53 decks466 decks
1%synergy
Tear Asunder
10%inclusion48 decks466 decks
3%synergy
Fell the Profane
10%inclusion47 decks466 decks
1%synergy
Enlightened Tutor
10%inclusion46 decks466 decks
-5%synergy
Overkill
10%inclusion30 decks307 decks
8%synergy
Return of the Wildspeaker
9.4%inclusion44 decks466 decks
-2%synergy
Infernal Grasp
9.2%inclusion43 decks466 decks
2%synergy
Revitalizing Repast
9.0%inclusion42 decks466 decks
1%synergy
Dark Ritual
9.0%inclusion42 decks466 decks
-15%synergy
Putrefy
8.8%inclusion41 decks466 decks
-7%synergy
Mortify
8.2%inclusion38 decks466 decks
-3%synergy
Abzan Charm
7.9%inclusion37 decks466 decks
4%synergy
Malakir Rebirth
7.5%inclusion35 decks466 decks
-1%synergy
Mythos of Nethroi
6.2%inclusion29 decks466 decks
5%synergy
Inspiring Call
6.0%inclusion28 decks466 decks
-2%synergy
Bar the Door
5.8%inclusion27 decks466 decks
5%synergy
Abrupt Decay
5.4%inclusion25 decks466 decks
-4%synergy
Rite of Harmony
5.2%inclusion24 decks466 decks
3%synergy
Sorceries
Nature's Lore
47%inclusion221 decks466 decks
16%synergy
Cultivate
44%inclusion204 decks466 decks
1%synergy
Three Visits
44%inclusion203 decks466 decks
19%synergy
Toxic Deluge
39%inclusion180 decks466 decks
21%synergy
Kodama's Reach
33%inclusion152 decks466 decks
6%synergy
Rampant Growth
29%inclusion137 decks466 decks
-4%synergy
Eerie Ultimatum
29%inclusion134 decks466 decks
18%synergy
Slaughter the Strong
23%inclusion106 decks466 decks
21%synergy
Wave of Reckoning
21%inclusion99 decks466 decks
21%synergy
Reunion of the House
20%inclusion91 decks452 decks
19%synergy
Expel the Interlopers
19%inclusion88 decks466 decks
18%synergy
Finale of Devastation
14%inclusion65 decks466 decks
7%synergy
Will of the Abzan
14%inclusion63 decks452 decks
12%synergy
Fell the Mighty
14%inclusion64 decks466 decks
11%synergy
Skyshroud Claim
13%inclusion61 decks466 decks
5%synergy
Damn
13%inclusion61 decks466 decks
-2%synergy
Dusk // Dawn
12%inclusion57 decks466 decks
9%synergy
Reanimate
12%inclusion54 decks466 decks
-7%synergy
Tip the Scales
11%inclusion48 decks453 decks
10%synergy
Bala Ged Recovery
10%inclusion45 decks466 decks
2%synergy
Feed the Swarm
8.4%inclusion39 decks466 decks
-8%synergy
Night's Whisper
7.9%inclusion37 decks466 decks
-1%synergy
Ezuri's Predation
7.7%inclusion36 decks466 decks
5%synergy
Shamanic Revelation
7.7%inclusion36 decks466 decks
1%synergy
Perennation
6.9%inclusion32 decks466 decks
6%synergy
Austere Command
6.9%inclusion32 decks466 decks
-5%synergy
Pact of the Serpent
6.7%inclusion31 decks466 decks
5%synergy
Rishkar's Expertise
6.2%inclusion29 decks466 decks
-3%synergy
Nature's Rhythm
5.7%inclusion26 decks453 decks
2%synergy
Kin-Tree Invocation
5.4%inclusion25 decks466 decks
5%synergy
Utility Artifacts
Lightning Greaves
35%inclusion162 decks466 decks
10%synergy
Swiftfoot Boots
26%inclusion122 decks466 decks
-1%synergy
Rammas Echor, Ancient Shield
21%inclusion98 decks466 decks
20%synergy
Meekstone
17%inclusion77 decks466 decks
16%synergy
The Great Henge
14%inclusion67 decks466 decks
5%synergy
Colfenor's Urn
11%inclusion49 decks466 decks
10%synergy
Strionic Resonator
9.4%inclusion44 decks466 decks
7%synergy
Thousand-Year Elixir
7.5%inclusion35 decks466 decks
6%synergy
Slagwurm Armor
6.9%inclusion32 decks466 decks
7%synergy
Vanquisher's Banner
5.8%inclusion27 decks466 decks
2%synergy
Ozolith, the Shattered Spire
5.2%inclusion24 decks466 decks
1%synergy
Enchantments
Unnatural Growth
47%inclusion220 decks466 decks
41%synergy
Guardian Project
44%inclusion205 decks466 decks
36%synergy
Jaws of Defeat
41%inclusion185 decks452 decks
40%synergy
Stoneskin
31%inclusion145 decks466 decks
30%synergy
Phyrexian Arena
22%inclusion102 decks466 decks
6%synergy
Black Market Connections
21%inclusion98 decks466 decks
9%synergy
Smothering Tithe
19%inclusion87 decks466 decks
-2%synergy
Warlock Class
17%inclusion77 decks466 decks
16%synergy
Smile at Death
15%inclusion72 decks466 decks
14%synergy
Behind the Scenes
15%inclusion70 decks466 decks
14%synergy
Defense of the Heart
12%inclusion58 decks466 decks
10%synergy
Brave the Sands
11%inclusion52 decks466 decks
9%synergy
Sylvan Library
11%inclusion52 decks466 decks
2%synergy
Trouble in Pairs
10%inclusion48 decks466 decks
6%synergy
Barrensteppe Siege
8.8%inclusion41 decks466 decks
7%synergy
Spidersilk Armor
8.6%inclusion40 decks466 decks
8%synergy
Exquisite Blood
8.4%inclusion39 decks466 decks
3%synergy
Mirari's Wake
8.4%inclusion39 decks466 decks
-2%synergy
Angelic Chorus
7.5%inclusion35 decks466 decks
7%synergy
Ghostly Prison
6.7%inclusion31 decks466 decks
-5%synergy
Tribute to the World Tree
6.0%inclusion28 decks466 decks
1%synergy
Branching Evolution
5.8%inclusion27 decks466 decks
-1%synergy
Hardened Scales
5.8%inclusion27 decks466 decks
-4%synergy
Colossification
5.6%inclusion26 decks466 decks
5%synergy
Cryptolith Rite
5.6%inclusion26 decks466 decks
2%synergy
Hollowmurk Siege
5.2%inclusion24 decks461 decks
2%synergy
Planeswalkers
Huatli, the Sun's Heart
23%inclusion108 decks466 decks
22%synergy
Tyvar, Jubilant Brawler
8.2%inclusion38 decks466 decks
5%synergy
Utility Lands
Bojuka Bog
39%inclusion182 decks466 decks
9%synergy
Yavimaya, Cradle of Growth
35%inclusion162 decks466 decks
26%synergy
Boseiju, Who Endures
29%inclusion135 decks466 decks
10%synergy
Reliquary Tower
28%inclusion131 decks466 decks
-2%synergy
Urborg, Tomb of Yawgmoth
23%inclusion106 decks466 decks
14%synergy
Access Tunnel
15%inclusion72 decks466 decks
13%synergy
Vault of the Archangel
11%inclusion50 decks466 decks
-1%synergy
Shifting Woodland
11%inclusion49 decks466 decks
4%synergy
Gavony Township
10%inclusion47 decks466 decks
2%synergy
Forbidding Watchtower
9.4%inclusion44 decks466 decks
9%synergy
Rogue's Passage
9.0%inclusion42 decks466 decks
-11%synergy
Nykthos, Shrine to Nyx
7.5%inclusion35 decks466 decks
2%synergy
Three Tree City
7.1%inclusion33 decks466 decks
2%synergy
Takenuma, Abandoned Mire
6.7%inclusion31 decks466 decks
-2%synergy
Temple of the False God
5.8%inclusion27 decks466 decks
-3%synergy
Mana Artifacts
Sol Ring
90%inclusion420 decks466 decks
6%synergy
Arcane Signet
72%inclusion335 decks466 decks
0%synergy
Selesnya Signet
11%inclusion51 decks466 decks
4%synergy
Talisman of Resilience
11%inclusion51 decks466 decks
-2%synergy
Talisman of Unity
10%inclusion48 decks466 decks
3%synergy
Fellwar Stone
10%inclusion47 decks466 decks
-10%synergy
Orzhov Signet
10%inclusion47 decks466 decks
-13%synergy
Talisman of Hierarchy
10%inclusion46 decks466 decks
-16%synergy
Chromatic Lantern
7.1%inclusion33 decks466 decks
-2%synergy
Golgari Signet
7.1%inclusion33 decks466 decks
-3%synergy
Lands
Command Tower
94%inclusion437 decks466 decks
19%synergy
Overgrown Tomb
69%inclusion320 decks466 decks
28%synergy
Temple Garden
68%inclusion318 decks466 decks
29%synergy
Godless Shrine
67%inclusion314 decks466 decks
26%synergy
Indatha Triome
60%inclusion279 decks466 decks
32%synergy
Sunpetal Grove
54%inclusion250 decks466 decks
26%synergy
Woodland Cemetery
54%inclusion250 decks466 decks
21%synergy
Exotic Orchard
53%inclusion245 decks466 decks
16%synergy
Isolated Chapel
52%inclusion244 decks466 decks
19%synergy
Undergrowth Stadium
51%inclusion239 decks466 decks
28%synergy
Bountiful Promenade
50%inclusion235 decks466 decks
28%synergy
Marsh Flats
50%inclusion234 decks466 decks
40%synergy
Overgrown Farmland
50%inclusion234 decks466 decks
33%synergy
Verdant Catacombs
49%inclusion230 decks466 decks
38%synergy
Windswept Heath
49%inclusion228 decks466 decks
38%synergy
Vault of Champions
49%inclusion227 decks466 decks
25%synergy
Sandsteppe Citadel
47%inclusion219 decks466 decks
21%synergy
Canopy Vista
33%inclusion156 decks466 decks
-3%synergy
Hushwood Verge
33%inclusion153 decks466 decks
23%synergy
Wastewood Verge
31%inclusion144 decks466 decks
24%synergy
Deathcap Glade
30%inclusion141 decks466 decks
17%synergy
Brushland
28%inclusion132 decks466 decks
9%synergy
Caves of Koilos
27%inclusion125 decks466 decks
-2%synergy
Llanowar Wastes
26%inclusion123 decks466 decks
0%synergy
Shattered Sanctum
25%inclusion115 decks466 decks
10%synergy
Bleachbone Verge
24%inclusion113 decks466 decks
16%synergy
Lush Portico
24%inclusion110 decks466 decks
14%synergy
Twilight Mire
23%inclusion108 decks466 decks
10%synergy
Underground Mortuary
22%inclusion104 decks466 decks
10%synergy
Deceptive Landscape
19%inclusion88 decks466 decks
11%synergy
Fortified Village
19%inclusion88 decks466 decks
3%synergy
Bayou
18%inclusion85 decks466 decks
5%synergy
Savannah
18%inclusion83 decks466 decks
5%synergy
Scrubland
18%inclusion82 decks466 decks
4%synergy
Shadowy Backstreet
16%inclusion74 decks466 decks
6%synergy
Murmuring Bosk
16%inclusion73 decks466 decks
9%synergy
Sungrass Prairie
15%inclusion69 decks466 decks
1%synergy
Evolving Wilds
14%inclusion65 decks466 decks
-7%synergy
Path of Ancestry
13%inclusion62 decks466 decks
-9%synergy
Flooded Strand
13%inclusion60 decks466 decks
1%synergy
Misty Rainforest
12%inclusion56 decks466 decks
1%synergy
Wooded Foothills
12%inclusion54 decks466 decks
1%synergy
Polluted Delta
11%inclusion52 decks466 decks
-1%synergy
Bloodstained Mire
11%inclusion50 decks466 decks
-1%synergy
Fabled Passage
10%inclusion47 decks466 decks
1%synergy
Temple of Malady
10%inclusion46 decks466 decks
-6%synergy
City of Brass
9.4%inclusion44 decks466 decks
2%synergy
Arid Mesa
9.4%inclusion44 decks466 decks
-1%synergy
Temple of Plenty
9.2%inclusion43 decks466 decks
-4%synergy
Temple of Silence
8.8%inclusion41 decks466 decks
-8%synergy