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 decks4.52K decks
Top Commanders
Betor, Kin to All
6.0%inclusion428 decks7.17K decks
Betor, Ancestor's Voice
0.0%inclusion4 decks11.3K decks
Felothar the Steadfast
0.0%inclusion3 decks13.9K decks
The Ur-Dragon
0.0%inclusion2 decks28.2K decks
Ikra Shidiqi, the Usurper // Tymna the Weaver
0.5%inclusion2 decks440 decks
Tayam, Luminous Enigma
0.0%inclusion1 decks4.42K decks
Esika, God of the Tree
0.0%inclusion1 decks12.2K decks
Felothar, Dawn of the Abzan
0.0%inclusion1 decks4.68K decks
Frodo, Adventurous Hobbit // Sam, Loyal Attendant
0.0%inclusion1 decks12.5K decks
Saskia the Unyielding
0.0%inclusion1 decks4.21K decks
New Cards
Doran, Besieged by Time
55%inclusion40 decks73 decks
51%synergy
Great Forest Druid
22%inclusion16 decks73 decks
20%synergy
Formidable Speaker
4.5%inclusion8 decks176 decks
2%synergy
Slumbering Walker
4.3%inclusion3 decks69 decks
4%synergy
Champions of the Perfect
4.0%inclusion3 decks75 decks
2%synergy
High Synergy Cards
Bloodletter of Aclazotz
86%inclusion383 decks446 decks
82%synergy
Tree of Perdition
73%inclusion325 decks446 decks
72%synergy
Wound Reflection
70%inclusion313 decks446 decks
69%synergy
The Walls of Ba Sing Se
68%inclusion104 decks153 decks
66%synergy
Tree of Redemption
65%inclusion290 decks446 decks
64%synergy
Arbor Adherent
62%inclusion269 decks432 decks
61%synergy
Bedrock Tortoise
57%inclusion255 decks446 decks
56%synergy
Felothar the Steadfast
58%inclusion259 decks446 decks
56%synergy
Last March of the Ents
57%inclusion254 decks446 decks
53%synergy
Sylvan Caryatid
54%inclusion243 decks446 decks
53%synergy
Top Cards
Swords to Plowshares
77%inclusion345 decks446 decks
16%synergy
Heroic Intervention
61%inclusion273 decks446 decks
31%synergy
Assassin's Trophy
55%inclusion246 decks446 decks
25%synergy
Path to Exile
52%inclusion230 decks446 decks
4%synergy
Anguished Unmaking
51%inclusion229 decks446 decks
27%synergy
Assault Formation
51%inclusion228 decks446 decks
50%synergy
Birds of Paradise
51%inclusion228 decks446 decks
24%synergy
Farseek
51%inclusion227 decks446 decks
15%synergy
Doran, the Siege Tower
51%inclusion226 decks446 decks
49%synergy
Fecund Greenshell
50%inclusion221 decks446 decks
48%synergy
Game Changers
Teferi's Protection
29%inclusion131 decks446 decks
13%synergy
Demonic Tutor
22%inclusion96 decks446 decks
2%synergy
Smothering Tithe
19%inclusion83 decks446 decks
-3%synergy
Vampiric Tutor
15%inclusion67 decks446 decks
0%synergy
Worldly Tutor
13%inclusion60 decks446 decks
1%synergy
Seedborn Muse
11%inclusion50 decks446 decks
3%synergy
Ancient Tomb
9.2%inclusion41 decks446 decks
0%synergy
The One Ring
9.0%inclusion40 decks446 decks
1%synergy
Aura Shards
7.4%inclusion33 decks446 decks
0%synergy
Gaea's Cradle
6.7%inclusion30 decks446 decks
1%synergy
Creatures
Crystal Barricade
48%inclusion214 decks446 decks
46%synergy
Wall of Omens
46%inclusion205 decks446 decks
43%synergy
Wall of Blossoms
46%inclusion203 decks446 decks
44%synergy
Zopandrel, Hunger Dominus
45%inclusion199 decks446 decks
42%synergy
Canopy Gargantuan
44%inclusion191 decks432 decks
43%synergy
Indomitable Ancients
43%inclusion193 decks446 decks
43%synergy
Baldin, Century Herdmaster
43%inclusion190 decks446 decks
42%synergy
Overgrown Battlement
41%inclusion183 decks446 decks
40%synergy
Towering Titan
37%inclusion165 decks446 decks
36%synergy
Faeburrow Elder
35%inclusion158 decks446 decks
24%synergy
Ikra Shidiqi, the Usurper
33%inclusion149 decks446 decks
32%synergy
Beast Whisperer
33%inclusion149 decks446 decks
23%synergy
Dragonlord Dromoka
32%inclusion142 decks446 decks
28%synergy
Unhallowed Phalanx
31%inclusion139 decks446 decks
31%synergy
Ancient Adamantoise
30%inclusion86 decks289 decks
29%synergy
Crashing Drawbridge
27%inclusion119 decks446 decks
25%synergy
Axebane Guardian
26%inclusion118 decks446 decks
25%synergy
Ohran Frostfang
26%inclusion118 decks446 decks
21%synergy
Weathered Sentinels
26%inclusion116 decks446 decks
25%synergy
Ancient Lumberknot
26%inclusion115 decks446 decks
25%synergy
Llanowar Elves
25%inclusion110 decks446 decks
4%synergy
Trostani, Selesnya's Voice
24%inclusion108 decks446 decks
22%synergy
Rampart Architect
24%inclusion104 decks432 decks
23%synergy
Fanatic of Rhonas
24%inclusion107 decks446 decks
18%synergy
Sapling of Colfenor
24%inclusion106 decks446 decks
23%synergy
Avacyn's Pilgrim
24%inclusion106 decks446 decks
11%synergy
Abzan Beastmaster
22%inclusion98 decks446 decks
22%synergy
Delighted Halfling
22%inclusion96 decks446 decks
9%synergy
Runic Armasaur
21%inclusion93 decks446 decks
19%synergy
Bloom Tender
19%inclusion83 decks446 decks
11%synergy
Elves of Deep Shadow
18%inclusion82 decks446 decks
10%synergy
Arboreal Grazer
18%inclusion81 decks446 decks
17%synergy
Colfenor, the Last Yew
18%inclusion80 decks446 decks
16%synergy
Welcoming Vampire
18%inclusion80 decks446 decks
12%synergy
Elvish Mystic
17%inclusion78 decks446 decks
2%synergy
Shalai, Voice of Plenty
17%inclusion76 decks446 decks
11%synergy
Astarion, the Decadent
16%inclusion73 decks446 decks
15%synergy
Catapult Fodder
16%inclusion72 decks446 decks
16%synergy
Flumph
16%inclusion72 decks446 decks
15%synergy
Nethroi, Apex of Death
16%inclusion71 decks446 decks
14%synergy
Nyx-Fleece Ram
15%inclusion69 decks446 decks
15%synergy
Wall of Shards
15%inclusion68 decks446 decks
15%synergy
Vine Trellis
15%inclusion68 decks446 decks
15%synergy
Esper Sentinel
15%inclusion66 decks446 decks
-4%synergy
Selvala, Heart of the Wilds
14%inclusion62 decks446 decks
8%synergy
Wall of Roots
14%inclusion61 decks446 decks
13%synergy
Walking Bulwark
13%inclusion60 decks446 decks
13%synergy
Voice of Victory
13%inclusion59 decks446 decks
7%synergy
Carven Caryatid
13%inclusion57 decks446 decks
12%synergy
Essence of Antiquity
12%inclusion54 decks446 decks
12%synergy
Instants
Tower Defense
48%inclusion213 decks446 decks
47%synergy
Beast Within
30%inclusion136 decks446 decks
-4%synergy
Dawn's Truce
27%inclusion120 decks446 decks
20%synergy
Despark
26%inclusion114 decks446 decks
12%synergy
Flawless Maneuver
25%inclusion110 decks446 decks
14%synergy
Generous Gift
21%inclusion92 decks446 decks
-2%synergy
Clever Concealment
19%inclusion85 decks446 decks
15%synergy
Akroma's Will
17%inclusion77 decks446 decks
7%synergy
Deadly Rollick
15%inclusion68 decks446 decks
2%synergy
Eladamri's Call
15%inclusion65 decks446 decks
6%synergy
Chord of Calling
13%inclusion58 decks446 decks
8%synergy
Stroke of Midnight
12%inclusion55 decks446 decks
2%synergy
Tear Asunder
11%inclusion48 decks446 decks
3%synergy
Return of the Wildspeaker
10%inclusion44 decks446 decks
-1%synergy
Enlightened Tutor
10%inclusion44 decks446 decks
-5%synergy
Fell the Profane
10%inclusion43 decks446 decks
1%synergy
Revitalizing Repast
9.2%inclusion41 decks446 decks
1%synergy
Infernal Grasp
9.0%inclusion40 decks446 decks
2%synergy
Putrefy
9.0%inclusion40 decks446 decks
-7%synergy
Dark Ritual
8.7%inclusion39 decks446 decks
-16%synergy
Overkill
8.7%inclusion25 decks287 decks
7%synergy
Mortify
8.5%inclusion38 decks446 decks
-2%synergy
Abzan Charm
8.3%inclusion37 decks446 decks
4%synergy
Malakir Rebirth
7.6%inclusion34 decks446 decks
-1%synergy
Mythos of Nethroi
6.5%inclusion29 decks446 decks
5%synergy
Inspiring Call
6.1%inclusion27 decks446 decks
-2%synergy
Bar the Door
5.6%inclusion25 decks446 decks
5%synergy
Rite of Harmony
5.6%inclusion25 decks446 decks
4%synergy
Abrupt Decay
5.6%inclusion25 decks446 decks
-4%synergy
Sorceries
Nature's Lore
47%inclusion211 decks446 decks
16%synergy
Cultivate
44%inclusion198 decks446 decks
2%synergy
Three Visits
43%inclusion192 decks446 decks
19%synergy
Toxic Deluge
39%inclusion173 decks446 decks
21%synergy
Kodama's Reach
33%inclusion146 decks446 decks
5%synergy
Rampant Growth
30%inclusion133 decks446 decks
-3%synergy
Eerie Ultimatum
29%inclusion130 decks446 decks
18%synergy
Wave of Reckoning
22%inclusion96 decks446 decks
21%synergy
Slaughter the Strong
22%inclusion96 decks446 decks
20%synergy
Reunion of the House
20%inclusion85 decks432 decks
19%synergy
Expel the Interlopers
18%inclusion80 decks446 decks
17%synergy
Finale of Devastation
15%inclusion65 decks446 decks
7%synergy
Damn
14%inclusion61 decks446 decks
-2%synergy
Will of the Abzan
14%inclusion59 decks432 decks
12%synergy
Fell the Mighty
13%inclusion60 decks446 decks
11%synergy
Skyshroud Claim
13%inclusion59 decks446 decks
5%synergy
Dusk // Dawn
13%inclusion57 decks446 decks
9%synergy
Reanimate
12%inclusion53 decks446 decks
-7%synergy
Farewell
12%inclusion52 decks446 decks
-1%synergy
Bala Ged Recovery
10%inclusion44 decks446 decks
2%synergy
Tip the Scales
10%inclusion42 decks433 decks
9%synergy
Shamanic Revelation
8.3%inclusion37 decks446 decks
1%synergy
Feed the Swarm
8.3%inclusion37 decks446 decks
-8%synergy
Ezuri's Predation
8.1%inclusion36 decks446 decks
5%synergy
Night's Whisper
7.8%inclusion35 decks446 decks
-1%synergy
Austere Command
7.2%inclusion32 decks446 decks
-5%synergy
Perennation
7.0%inclusion31 decks446 decks
6%synergy
Pact of the Serpent
6.7%inclusion30 decks446 decks
5%synergy
Rishkar's Expertise
6.5%inclusion29 decks446 decks
-3%synergy
Nature's Rhythm
5.8%inclusion25 decks433 decks
2%synergy
Kin-Tree Invocation
5.2%inclusion23 decks446 decks
5%synergy
Utility Artifacts
Lightning Greaves
34%inclusion152 decks446 decks
9%synergy
Swiftfoot Boots
26%inclusion116 decks446 decks
-1%synergy
Rammas Echor, Ancient Shield
20%inclusion90 decks446 decks
19%synergy
Meekstone
16%inclusion71 decks446 decks
15%synergy
The Great Henge
15%inclusion67 decks446 decks
6%synergy
Colfenor's Urn
10%inclusion45 decks446 decks
10%synergy
Strionic Resonator
10%inclusion45 decks446 decks
8%synergy
Thousand-Year Elixir
7.6%inclusion34 decks446 decks
6%synergy
Slagwurm Armor
7.2%inclusion32 decks446 decks
7%synergy
Vanquisher's Banner
6.1%inclusion27 decks446 decks
3%synergy
Enchantments
Unnatural Growth
47%inclusion211 decks446 decks
41%synergy
Guardian Project
45%inclusion200 decks446 decks
37%synergy
Jaws of Defeat
40%inclusion171 decks432 decks
39%synergy
Stoneskin
30%inclusion134 decks446 decks
29%synergy
Phyrexian Arena
22%inclusion96 decks446 decks
6%synergy
Black Market Connections
21%inclusion95 decks446 decks
9%synergy
Warlock Class
17%inclusion74 decks446 decks
16%synergy
Smile at Death
15%inclusion69 decks446 decks
14%synergy
Behind the Scenes
15%inclusion67 decks446 decks
14%synergy
Defense of the Heart
12%inclusion52 decks446 decks
9%synergy
Sylvan Library
11%inclusion51 decks446 decks
2%synergy
Brave the Sands
11%inclusion50 decks446 decks
9%synergy
Trouble in Pairs
11%inclusion47 decks446 decks
6%synergy
Spidersilk Armor
9.0%inclusion40 decks446 decks
9%synergy
Barrensteppe Siege
9.0%inclusion40 decks446 decks
7%synergy
Exquisite Blood
8.3%inclusion37 decks446 decks
3%synergy
Mirari's Wake
8.1%inclusion36 decks446 decks
-2%synergy
Angelic Chorus
6.7%inclusion30 decks446 decks
6%synergy
Ghostly Prison
6.7%inclusion30 decks446 decks
-5%synergy
Tribute to the World Tree
6.3%inclusion28 decks446 decks
1%synergy
Branching Evolution
6.1%inclusion27 decks446 decks
-1%synergy
Hardened Scales
5.8%inclusion26 decks446 decks
-4%synergy
Colossification
5.6%inclusion25 decks446 decks
5%synergy
Cryptolith Rite
5.2%inclusion23 decks446 decks
1%synergy
Planeswalkers
Huatli, the Sun's Heart
23%inclusion101 decks446 decks
22%synergy
Tyvar, Jubilant Brawler
8.5%inclusion38 decks446 decks
5%synergy
Utility Lands
Bojuka Bog
39%inclusion176 decks446 decks
10%synergy
Yavimaya, Cradle of Growth
35%inclusion156 decks446 decks
26%synergy
Boseiju, Who Endures
29%inclusion130 decks446 decks
10%synergy
Reliquary Tower
28%inclusion123 decks446 decks
-2%synergy
Urborg, Tomb of Yawgmoth
22%inclusion98 decks446 decks
13%synergy
Access Tunnel
15%inclusion68 decks446 decks
13%synergy
Vault of the Archangel
11%inclusion49 decks446 decks
-1%synergy
Gavony Township
11%inclusion48 decks446 decks
3%synergy
Shifting Woodland
11%inclusion47 decks446 decks
4%synergy
Forbidding Watchtower
9.4%inclusion42 decks446 decks
9%synergy
Rogue's Passage
9.4%inclusion42 decks446 decks
-11%synergy
Three Tree City
7.4%inclusion33 decks446 decks
2%synergy
Nykthos, Shrine to Nyx
7.4%inclusion33 decks446 decks
2%synergy
Takenuma, Abandoned Mire
7.0%inclusion31 decks446 decks
-2%synergy
Temple of the False God
6.1%inclusion27 decks446 decks
-3%synergy
Mana Artifacts
Sol Ring
90%inclusion400 decks446 decks
6%synergy
Arcane Signet
72%inclusion322 decks446 decks
0%synergy
Selesnya Signet
11%inclusion47 decks446 decks
3%synergy
Talisman of Unity
11%inclusion47 decks446 decks
3%synergy
Talisman of Resilience
11%inclusion47 decks446 decks
-2%synergy
Fellwar Stone
10%inclusion46 decks446 decks
-10%synergy
Orzhov Signet
10%inclusion44 decks446 decks
-14%synergy
Talisman of Hierarchy
10%inclusion43 decks446 decks
-17%synergy
Chromatic Lantern
7.4%inclusion33 decks446 decks
-1%synergy
Golgari Signet
7.0%inclusion31 decks446 decks
-3%synergy
Lands
Command Tower
94%inclusion419 decks446 decks
20%synergy
Overgrown Tomb
69%inclusion307 decks446 decks
28%synergy
Temple Garden
68%inclusion305 decks446 decks
29%synergy
Godless Shrine
67%inclusion300 decks446 decks
26%synergy
Indatha Triome
61%inclusion270 decks446 decks
33%synergy
Woodland Cemetery
53%inclusion236 decks446 decks
21%synergy
Sunpetal Grove
52%inclusion234 decks446 decks
25%synergy
Exotic Orchard
52%inclusion233 decks446 decks
16%synergy
Isolated Chapel
52%inclusion231 decks446 decks
18%synergy
Undergrowth Stadium
51%inclusion229 decks446 decks
28%synergy
Bountiful Promenade
51%inclusion227 decks446 decks
29%synergy
Marsh Flats
51%inclusion226 decks446 decks
40%synergy
Overgrown Farmland
50%inclusion221 decks446 decks
32%synergy
Verdant Catacombs
49%inclusion220 decks446 decks
38%synergy
Windswept Heath
49%inclusion220 decks446 decks
38%synergy
Vault of Champions
49%inclusion219 decks446 decks
25%synergy
Sandsteppe Citadel
46%inclusion204 decks446 decks
20%synergy
Canopy Vista
33%inclusion148 decks446 decks
-3%synergy
Hushwood Verge
33%inclusion147 decks446 decks
24%synergy
Wastewood Verge
31%inclusion138 decks446 decks
24%synergy
Deathcap Glade
31%inclusion138 decks446 decks
18%synergy
Brushland
28%inclusion127 decks446 decks
9%synergy
Caves of Koilos
27%inclusion119 decks446 decks
-3%synergy
Llanowar Wastes
26%inclusion117 decks446 decks
-1%synergy
Lush Portico
24%inclusion109 decks446 decks
15%synergy
Shattered Sanctum
24%inclusion109 decks446 decks
9%synergy
Bleachbone Verge
24%inclusion106 decks446 decks
16%synergy
Underground Mortuary
23%inclusion103 decks446 decks
10%synergy
Twilight Mire
23%inclusion101 decks446 decks
10%synergy
Bayou
19%inclusion84 decks446 decks
5%synergy
Fortified Village
19%inclusion84 decks446 decks
3%synergy
Deceptive Landscape
18%inclusion82 decks446 decks
11%synergy
Savannah
18%inclusion82 decks446 decks
6%synergy
Scrubland
18%inclusion81 decks446 decks
5%synergy
Murmuring Bosk
16%inclusion72 decks446 decks
10%synergy
Shadowy Backstreet
16%inclusion72 decks446 decks
6%synergy
Sungrass Prairie
14%inclusion64 decks446 decks
1%synergy
Evolving Wilds
14%inclusion63 decks446 decks
-7%synergy
Flooded Strand
13%inclusion60 decks446 decks
2%synergy
Path of Ancestry
13%inclusion58 decks446 decks
-9%synergy
Misty Rainforest
12%inclusion55 decks446 decks
1%synergy
Wooded Foothills
12%inclusion53 decks446 decks
1%synergy
Polluted Delta
11%inclusion51 decks446 decks
-1%synergy
Bloodstained Mire
11%inclusion49 decks446 decks
0%synergy
City of Brass
10%inclusion44 decks446 decks
2%synergy
Fabled Passage
10%inclusion44 decks446 decks
1%synergy
Arid Mesa
10%inclusion43 decks446 decks
-1%synergy
Temple of Malady
10%inclusion43 decks446 decks
-6%synergy
Temple of Plenty
9.0%inclusion40 decks446 decks
-4%synergy
Temple of Silence
8.7%inclusion39 decks446 decks
-9%synergy