Xathrid Demon
Serra Avatar

   Prerequisites

What do I need to start this combo?
Xathrid Demon and Serra Avatar on the battlefield.
You have the highest life total or are tied for the highest life total.

   Steps

How does this combo work?
1
At the beginning of your upkeep, Xathrid Demon triggers, causing you to sacrifice Serra Avatar and causing each opponent to lose life equal to Serra Avatar's power.
2
Each opponent loses the game due to having zero or less life.

   Results

What do I get from this combo?
Each opponent loses the game
Near-infinite lifeloss
Oloro, Ageless Ascetic
0.0%inclusion5 decks17.9K decks
Kaalia of the Vast
0.0%inclusion3 decks33.1K decks
Liesa, Shroud of Dusk
0.0%inclusion2 decks11.4K decks
Esika, God of the Tree
0.0%inclusion2 decks22.1K decks
Astarion, the Decadent
0.0%inclusion2 decks6.33K decks
Bilbo, Birthday Celebrant
0.0%inclusion2 decks6.21K decks
Anafenza, the Foremost
0.1%inclusion1 decks1.16K decks
Liesa, Forgotten Archangel
0.0%inclusion1 decks3.02K decks
Aminatou, the Fateshifter
0.0%inclusion1 decks6.68K decks
Zurgo Helmsmasher
0.0%inclusion1 decks5.35K decks
Vito, Fanatic of Aclazotz
0.1%inclusion1 decks1K decks
Eriette of the Charmed Apple
0.0%inclusion1 decks17.5K decks
Teysa, Orzhov Scion
0.0%inclusion1 decks4.04K decks
Nalia de'Arnise
0.0%inclusion1 decks2.94K decks
Licia, Sanguine Tribune
0.0%inclusion1 decks2.95K decks
Sivriss, Nightmare Speaker // Far Traveler
3.0%inclusion1 decks33 decks
High Synergy Cards
Soul of Eternity
54%inclusion14 decks26 decks
54%synergy
Will, Scion of Peace
50%inclusion4 decks8 decks
49%synergy
Vizkopa Guildmage
42%inclusion11 decks26 decks
40%synergy
Void Rend
50%inclusion4 decks8 decks
35%synergy
Vito, Thorn of the Dusk Rose
38%inclusion10 decks26 decks
33%synergy
Sanguine Bond
38%inclusion10 decks26 decks
33%synergy
Beacon of Immortality
31%inclusion8 decks26 decks
30%synergy
Negate
50%inclusion4 decks8 decks
29%synergy
Marauding Blight-Priest
31%inclusion8 decks26 decks
28%synergy
Revival // Revenge
27%inclusion7 decks26 decks
26%synergy
Top Cards
Swords to Plowshares
65%inclusion17 decks26 decks
4%synergy
Counterspell
50%inclusion4 decks8 decks
8%synergy
Despark
35%inclusion9 decks26 decks
21%synergy
Exquisite Blood
31%inclusion8 decks26 decks
26%synergy
Astarion, the Decadent
27%inclusion7 decks26 decks
25%synergy
Debt to the Deathless
27%inclusion7 decks26 decks
24%synergy
Suture Priest
27%inclusion7 decks26 decks
24%synergy
Dark Ritual
27%inclusion7 decks26 decks
3%synergy
Path to Exile
27%inclusion7 decks26 decks
-20%synergy
Witch of the Moors
23%inclusion6 decks26 decks
22%synergy
Game Changers
Narset, Parter of Veils
38%inclusion3 decks8 decks
34%synergy
Rhystic Study
38%inclusion3 decks8 decks
13%synergy
Bolas's Citadel
23%inclusion6 decks26 decks
15%synergy
Necropotence
15%inclusion4 decks26 decks
10%synergy
Smothering Tithe
15%inclusion4 decks26 decks
-6%synergy
Chrome Mox
12%inclusion3 decks26 decks
6%synergy
Demonic Tutor
12%inclusion3 decks26 decks
-8%synergy
Creatures
Accomplished Alchemist
60%inclusion3 decks5 decks
60%synergy
Trostani, Selesnya's Voice
60%inclusion3 decks5 decks
58%synergy
Master of Cruelties
43%inclusion3 decks7 decks
41%synergy
Drana's Emissary
23%inclusion6 decks26 decks
22%synergy
Rhox Faithmender
23%inclusion6 decks26 decks
21%synergy
Elas il-Kor, Sadistic Pilgrim
23%inclusion6 decks26 decks
13%synergy
Enduring Tenacity
20%inclusion4 decks20 decks
17%synergy
Voice of the Blessed
19%inclusion5 decks26 decks
18%synergy
Cliffhaven Vampire
19%inclusion5 decks26 decks
18%synergy
Indulging Patrician
19%inclusion5 decks26 decks
18%synergy
Rune-Scarred Demon
19%inclusion5 decks26 decks
17%synergy
Kambal, Consul of Allocation
19%inclusion5 decks26 decks
14%synergy
Kambal, Profiteering Mayor
16%inclusion4 decks25 decks
10%synergy
Disciple of Griselbrand
15%inclusion4 decks26 decks
15%synergy
Enduring Angel
15%inclusion4 decks26 decks
15%synergy
Wall of Blood
15%inclusion4 decks26 decks
15%synergy
Defiant Bloodlord
15%inclusion4 decks26 decks
15%synergy
Children of Korlis
15%inclusion4 decks26 decks
15%synergy
Angel of Vitality
15%inclusion4 decks26 decks
14%synergy
Amalia Benavides Aguirre
15%inclusion4 decks26 decks
14%synergy
Sunscorch Regent
15%inclusion4 decks26 decks
13%synergy
Daxos, Blessed by the Sun
15%inclusion4 decks26 decks
13%synergy
Vilis, Broker of Blood
15%inclusion4 decks26 decks
12%synergy
Sun Titan
15%inclusion4 decks26 decks
7%synergy
Starscape Cleric
15%inclusion3 decks20 decks
13%synergy
Catapult Fodder
12%inclusion3 decks26 decks
11%synergy
Angel of the Dire Hour
12%inclusion3 decks26 decks
11%synergy
Plague Drone
12%inclusion3 decks26 decks
11%synergy
Bloodthirsty Aerialist
12%inclusion3 decks26 decks
11%synergy
Blood Celebrant
12%inclusion3 decks26 decks
11%synergy
Shard of the Nightbringer
12%inclusion3 decks26 decks
11%synergy
Seizan, Perverter of Truth
12%inclusion3 decks26 decks
11%synergy
Teysa, Envoy of Ghosts
12%inclusion3 decks26 decks
10%synergy
Archfiend of Despair
12%inclusion3 decks26 decks
10%synergy
Archangel of Tithes
12%inclusion3 decks26 decks
10%synergy
Felidar Sovereign
12%inclusion3 decks26 decks
9%synergy
Sephara, Sky's Blade
12%inclusion3 decks26 decks
9%synergy
Heliod, Sun-Crowned
12%inclusion3 decks26 decks
8%synergy
Soul's Attendant
12%inclusion3 decks26 decks
8%synergy
Teysa Karlov
12%inclusion3 decks26 decks
7%synergy
Crypt Ghast
12%inclusion3 decks26 decks
6%synergy
Soul Warden
12%inclusion3 decks26 decks
6%synergy
Grand Abolisher
12%inclusion3 decks26 decks
2%synergy
Blood Artist
12%inclusion3 decks26 decks
0%synergy
Instants
Fling
43%inclusion3 decks7 decks
41%synergy
Dovin's Veto
38%inclusion3 decks8 decks
19%synergy
Utter End
23%inclusion6 decks26 decks
18%synergy
Return to Dust
19%inclusion5 decks26 decks
16%synergy
Corrupted Conviction
15%inclusion4 decks26 decks
11%synergy
Fracture
15%inclusion4 decks26 decks
10%synergy
Stroke of Midnight
15%inclusion4 decks26 decks
5%synergy
Mortify
15%inclusion4 decks26 decks
4%synergy
Generous Gift
15%inclusion4 decks26 decks
-7%synergy
Sanguine Sacrament
12%inclusion3 decks26 decks
11%synergy
Vanishing Verse
12%inclusion3 decks26 decks
10%synergy
Sorceries
Rampant Growth
60%inclusion3 decks5 decks
27%synergy
Farseek
60%inclusion3 decks5 decks
24%synergy
Cultivate
60%inclusion3 decks5 decks
17%synergy
Wrath of God
15%inclusion4 decks26 decks
10%synergy
Diabolic Tutor
15%inclusion4 decks26 decks
10%synergy
Oketra's Last Mercy
12%inclusion3 decks26 decks
11%synergy
Fraying Omnipotence
12%inclusion3 decks26 decks
11%synergy
Ondu Inversion
12%inclusion3 decks26 decks
10%synergy
Peer into the Abyss
12%inclusion3 decks26 decks
9%synergy
Fumigate
12%inclusion3 decks26 decks
8%synergy
Grim Tutor
12%inclusion3 decks26 decks
7%synergy
Exsanguinate
12%inclusion3 decks26 decks
5%synergy
Victimize
12%inclusion3 decks26 decks
-1%synergy
Toxic Deluge
12%inclusion3 decks26 decks
-7%synergy
Utility Artifacts
Tainted Sigil
15%inclusion4 decks26 decks
15%synergy
Elixir of Immortality
15%inclusion4 decks26 decks
14%synergy
Well of Lost Dreams
15%inclusion4 decks26 decks
14%synergy
Aetherflux Reservoir
15%inclusion4 decks26 decks
12%synergy
Swiftfoot Boots
15%inclusion4 decks26 decks
-12%synergy
Quietus Spike
12%inclusion3 decks26 decks
11%synergy
Tithing Blade
12%inclusion3 decks26 decks
11%synergy
Venser's Journal
12%inclusion3 decks26 decks
11%synergy
The Book of Exalted Deeds
12%inclusion3 decks26 decks
10%synergy
Lightning Greaves
12%inclusion3 decks26 decks
-13%synergy
Enchantments
Leyline of Anticipation
38%inclusion3 decks8 decks
34%synergy
Propaganda
38%inclusion3 decks8 decks
24%synergy
Wound Reflection
23%inclusion6 decks26 decks
21%synergy
Greed
23%inclusion6 decks26 decks
21%synergy
Cleric Class
23%inclusion6 decks26 decks
21%synergy
Warlock Class
19%inclusion5 decks26 decks
19%synergy
Phyrexian Arena
19%inclusion5 decks26 decks
4%synergy
Authority of the Consuls
15%inclusion4 decks26 decks
9%synergy
Leyline of Hope
15%inclusion3 decks20 decks
14%synergy
Case of the Uneaten Feast
12%inclusion3 decks25 decks
11%synergy
Sunbond
12%inclusion3 decks26 decks
11%synergy
Ashes of the Abhorrent
12%inclusion3 decks26 decks
11%synergy
Angelic Chorus
12%inclusion3 decks26 decks
11%synergy
Light of Promise
12%inclusion3 decks26 decks
11%synergy
Karmic Justice
12%inclusion3 decks26 decks
11%synergy
Dawn of Hope
12%inclusion3 decks26 decks
10%synergy
Ghostly Prison
12%inclusion3 decks26 decks
0%synergy
Planeswalkers
Teferi, Time Raveler
38%inclusion3 decks8 decks
31%synergy
Ashiok, Wicked Manipulator
12%inclusion3 decks26 decks
11%synergy
Kaya, Intangible Slayer
12%inclusion3 decks26 decks
11%synergy
Utility Lands
Vault of the Archangel
23%inclusion6 decks26 decks
11%synergy
Rogue's Passage
19%inclusion5 decks26 decks
-1%synergy
Temple of the False God
15%inclusion4 decks26 decks
6%synergy
Reliquary Tower
15%inclusion4 decks26 decks
-15%synergy
Seraph Sanctuary
12%inclusion3 decks26 decks
11%synergy
Radiant Fountain
12%inclusion3 decks26 decks
11%synergy
Restless Fortress
12%inclusion3 decks26 decks
10%synergy
Mortuary Mire
12%inclusion3 decks26 decks
7%synergy
Cabal Coffers
12%inclusion3 decks26 decks
2%synergy
Bojuka Bog
12%inclusion3 decks26 decks
-18%synergy
Mana Artifacts
Sol Ring
81%inclusion21 decks26 decks
-3%synergy
Arcane Signet
69%inclusion18 decks26 decks
-3%synergy
Talisman of Conviction
57%inclusion4 decks7 decks
33%synergy
Orzhov Signet
42%inclusion11 decks26 decks
18%synergy
Talisman of Dominance
38%inclusion3 decks8 decks
5%synergy
Chromatic Lantern
35%inclusion9 decks26 decks
26%synergy
Fellwar Stone
27%inclusion7 decks26 decks
6%synergy
Commander's Sphere
23%inclusion6 decks26 decks
11%synergy
Talisman of Hierarchy
23%inclusion6 decks26 decks
-3%synergy
Mind Stone
12%inclusion3 decks26 decks
-3%synergy
Lands
Command Tower
85%inclusion22 decks26 decks
10%synergy
Jungle Hollow
60%inclusion3 decks5 decks
51%synergy
Fortified Village
60%inclusion3 decks5 decks
44%synergy
Sandsteppe Citadel
60%inclusion3 decks5 decks
34%synergy
Canopy Vista
60%inclusion3 decks5 decks
24%synergy
Arcane Sanctum
50%inclusion4 decks8 decks
22%synergy
Nomad Outpost
43%inclusion3 decks7 decks
13%synergy
Dragonskull Summit
43%inclusion3 decks7 decks
9%synergy
Clifftop Retreat
43%inclusion3 decks7 decks
8%synergy
Orzhov Basilica
38%inclusion10 decks26 decks
24%synergy
Isolated Chapel
38%inclusion10 decks26 decks
5%synergy
Scoured Barrens
35%inclusion9 decks26 decks
26%synergy
Shineshadow Snarl
35%inclusion9 decks26 decks
22%synergy
Exotic Orchard
35%inclusion9 decks26 decks
-2%synergy
Evolving Wilds
31%inclusion8 decks26 decks
10%synergy
Caves of Koilos
31%inclusion8 decks26 decks
1%synergy
Temple of Silence
27%inclusion7 decks26 decks
9%synergy
Sunlit Marsh
15%inclusion4 decks26 decks
11%synergy
Tainted Field
15%inclusion4 decks26 decks
2%synergy
Terramorphic Expanse
15%inclusion4 decks26 decks
0%synergy
Godless Shrine
15%inclusion4 decks26 decks
-26%synergy
Desolate Mire
12%inclusion3 decks25 decks
6%synergy
Forsaken Sanctuary
12%inclusion3 decks26 decks
10%synergy
Concealed Courtyard
12%inclusion3 decks26 decks
6%synergy
Fetid Heath
12%inclusion3 decks26 decks
-2%synergy
Shattered Sanctum
12%inclusion3 decks26 decks
-3%synergy
Myriad Landscape
12%inclusion3 decks26 decks
-5%synergy
Path of Ancestry
12%inclusion3 decks26 decks
-10%synergy