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%inclusion4 decks17.9K decks
Liesa, Shroud of Dusk
0.0%inclusion2 decks11.3K decks
Esika, God of the Tree
0.0%inclusion2 decks21.9K decks
Astarion, the Decadent
0.0%inclusion2 decks6.23K decks
Kaalia of the Vast
0.0%inclusion2 decks33.2K decks
Bilbo, Birthday Celebrant
0.0%inclusion2 decks6.16K decks
Anafenza, the Foremost
0.1%inclusion1 decks1.12K decks
Liesa, Forgotten Archangel
0.0%inclusion1 decks3.01K decks
Aminatou, the Fateshifter
0.0%inclusion1 decks6.51K decks
Zurgo Helmsmasher
0.0%inclusion1 decks5.31K decks
Vito, Fanatic of Aclazotz
0.1%inclusion1 decks952 decks
Eriette of the Charmed Apple
0.0%inclusion1 decks17K decks
Teysa, Orzhov Scion
0.0%inclusion1 decks3.90K decks
Nalia de'Arnise
0.0%inclusion1 decks2.83K decks
Sivriss, Nightmare Speaker // Far Traveler
3.2%inclusion1 decks31 decks
High Synergy Cards
Soul of Eternity
61%inclusion14 decks23 decks
61%synergy
Vizkopa Guildmage
39%inclusion9 decks23 decks
37%synergy
Sanguine Bond
39%inclusion9 decks23 decks
34%synergy
Beacon of Immortality
35%inclusion8 decks23 decks
34%synergy
Vito, Thorn of the Dusk Rose
35%inclusion8 decks23 decks
30%synergy
Revival // Revenge
30%inclusion7 decks23 decks
29%synergy
Marauding Blight-Priest
30%inclusion7 decks23 decks
28%synergy
Debt to the Deathless
30%inclusion7 decks23 decks
28%synergy
Despark
39%inclusion9 decks23 decks
25%synergy
Exquisite Blood
30%inclusion7 decks23 decks
25%synergy
Top Cards
Swords to Plowshares
61%inclusion14 decks23 decks
-1%synergy
Wound Reflection
26%inclusion6 decks23 decks
24%synergy
Astarion, the Decadent
26%inclusion6 decks23 decks
24%synergy
Rhox Faithmender
26%inclusion6 decks23 decks
24%synergy
Suture Priest
26%inclusion6 decks23 decks
23%synergy
Utter End
26%inclusion6 decks23 decks
21%synergy
Dark Ritual
26%inclusion6 decks23 decks
2%synergy
Warlock Class
22%inclusion5 decks23 decks
21%synergy
Drana's Emissary
22%inclusion5 decks23 decks
21%synergy
Cliffhaven Vampire
22%inclusion5 decks23 decks
20%synergy
Game Changers
Bolas's Citadel
22%inclusion5 decks23 decks
14%synergy
Necropotence
13%inclusion3 decks23 decks
8%synergy
Chrome Mox
13%inclusion3 decks23 decks
7%synergy
Smothering Tithe
13%inclusion3 decks23 decks
-8%synergy
Creatures
Accomplished Alchemist
60%inclusion3 decks5 decks
60%synergy
Trostani, Selesnya's Voice
60%inclusion3 decks5 decks
58%synergy
Will, Scion of Peace
43%inclusion3 decks7 decks
42%synergy
Elas il-Kor, Sadistic Pilgrim
22%inclusion5 decks23 decks
12%synergy
Enduring Tenacity
21%inclusion4 decks19 decks
18%synergy
Disciple of Griselbrand
17%inclusion4 decks23 decks
17%synergy
Enduring Angel
17%inclusion4 decks23 decks
17%synergy
Defiant Bloodlord
17%inclusion4 decks23 decks
17%synergy
Children of Korlis
17%inclusion4 decks23 decks
17%synergy
Voice of the Blessed
17%inclusion4 decks23 decks
16%synergy
Witch of the Moors
17%inclusion4 decks23 decks
16%synergy
Angel of Vitality
17%inclusion4 decks23 decks
16%synergy
Indulging Patrician
17%inclusion4 decks23 decks
16%synergy
Sunscorch Regent
17%inclusion4 decks23 decks
15%synergy
Daxos, Blessed by the Sun
17%inclusion4 decks23 decks
15%synergy
Rune-Scarred Demon
17%inclusion4 decks23 decks
15%synergy
Vilis, Broker of Blood
17%inclusion4 decks23 decks
15%synergy
Kambal, Consul of Allocation
17%inclusion4 decks23 decks
12%synergy
Starscape Cleric
16%inclusion3 decks19 decks
14%synergy
Catapult Fodder
13%inclusion3 decks23 decks
13%synergy
Wall of Blood
13%inclusion3 decks23 decks
13%synergy
Plague Drone
13%inclusion3 decks23 decks
13%synergy
Bloodthirsty Aerialist
13%inclusion3 decks23 decks
13%synergy
Blood Celebrant
13%inclusion3 decks23 decks
12%synergy
Shard of the Nightbringer
13%inclusion3 decks23 decks
12%synergy
Seizan, Perverter of Truth
13%inclusion3 decks23 decks
12%synergy
Amalia Benavides Aguirre
13%inclusion3 decks23 decks
11%synergy
Felidar Sovereign
13%inclusion3 decks23 decks
11%synergy
Soul's Attendant
13%inclusion3 decks23 decks
9%synergy
Teysa Karlov
13%inclusion3 decks23 decks
8%synergy
Soul Warden
13%inclusion3 decks23 decks
8%synergy
Kambal, Profiteering Mayor
13%inclusion3 decks23 decks
7%synergy
Sun Titan
13%inclusion3 decks23 decks
5%synergy
Blood Artist
13%inclusion3 decks23 decks
2%synergy
Instants
Void Rend
43%inclusion3 decks7 decks
28%synergy
Negate
43%inclusion3 decks7 decks
22%synergy
Counterspell
43%inclusion3 decks7 decks
1%synergy
Return to Dust
17%inclusion4 decks23 decks
15%synergy
Corrupted Conviction
17%inclusion4 decks23 decks
13%synergy
Mortify
17%inclusion4 decks23 decks
7%synergy
Generous Gift
17%inclusion4 decks23 decks
-5%synergy
Path to Exile
17%inclusion4 decks23 decks
-30%synergy
Sanguine Sacrament
13%inclusion3 decks23 decks
13%synergy
Fracture
13%inclusion3 decks23 decks
8%synergy
Sorceries
Rampant Growth
60%inclusion3 decks5 decks
27%synergy
Farseek
60%inclusion3 decks5 decks
24%synergy
Cultivate
60%inclusion3 decks5 decks
17%synergy
Oketra's Last Mercy
13%inclusion3 decks23 decks
13%synergy
Fraying Omnipotence
13%inclusion3 decks23 decks
13%synergy
Peer into the Abyss
13%inclusion3 decks23 decks
11%synergy
Grim Tutor
13%inclusion3 decks23 decks
9%synergy
Wrath of God
13%inclusion3 decks23 decks
8%synergy
Diabolic Tutor
13%inclusion3 decks23 decks
7%synergy
Exsanguinate
13%inclusion3 decks23 decks
6%synergy
Victimize
13%inclusion3 decks23 decks
1%synergy
Utility Artifacts
Tainted Sigil
17%inclusion4 decks23 decks
17%synergy
Well of Lost Dreams
17%inclusion4 decks23 decks
16%synergy
Aetherflux Reservoir
17%inclusion4 decks23 decks
14%synergy
Quietus Spike
13%inclusion3 decks23 decks
12%synergy
Swiftfoot Boots
13%inclusion3 decks23 decks
-14%synergy
Enchantments
Greed
22%inclusion5 decks23 decks
20%synergy
Cleric Class
22%inclusion5 decks23 decks
19%synergy
Phyrexian Arena
17%inclusion4 decks23 decks
2%synergy
Leyline of Hope
16%inclusion3 decks19 decks
15%synergy
Sunbond
13%inclusion3 decks23 decks
13%synergy
Angelic Chorus
13%inclusion3 decks23 decks
12%synergy
Light of Promise
13%inclusion3 decks23 decks
12%synergy
Dawn of Hope
13%inclusion3 decks23 decks
12%synergy
Authority of the Consuls
13%inclusion3 decks23 decks
7%synergy
Utility Lands
Vault of the Archangel
22%inclusion5 decks23 decks
10%synergy
Temple of the False God
17%inclusion4 decks23 decks
8%synergy
Rogue's Passage
17%inclusion4 decks23 decks
-3%synergy
Reliquary Tower
17%inclusion4 decks23 decks
-13%synergy
Mortuary Mire
13%inclusion3 decks23 decks
9%synergy
Cabal Coffers
13%inclusion3 decks23 decks
3%synergy
Bojuka Bog
13%inclusion3 decks23 decks
-17%synergy
Mana Artifacts
Sol Ring
78%inclusion18 decks23 decks
-5%synergy
Arcane Signet
65%inclusion15 decks23 decks
-7%synergy
Orzhov Signet
43%inclusion10 decks23 decks
20%synergy
Talisman of Dominance
43%inclusion3 decks7 decks
10%synergy
Chromatic Lantern
30%inclusion7 decks23 decks
22%synergy
Fellwar Stone
26%inclusion6 decks23 decks
6%synergy
Commander's Sphere
22%inclusion5 decks23 decks
10%synergy
Talisman of Hierarchy
22%inclusion5 decks23 decks
-5%synergy
Lands
Command Tower
83%inclusion19 decks23 decks
8%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
43%inclusion3 decks7 decks
15%synergy
Scoured Barrens
39%inclusion9 decks23 decks
30%synergy
Shineshadow Snarl
39%inclusion9 decks23 decks
27%synergy
Orzhov Basilica
39%inclusion9 decks23 decks
25%synergy
Isolated Chapel
39%inclusion9 decks23 decks
6%synergy
Exotic Orchard
35%inclusion8 decks23 decks
-2%synergy
Temple of Silence
30%inclusion7 decks23 decks
13%synergy
Evolving Wilds
30%inclusion7 decks23 decks
10%synergy
Caves of Koilos
26%inclusion6 decks23 decks
-3%synergy
Sunlit Marsh
17%inclusion4 decks23 decks
13%synergy
Tainted Field
17%inclusion4 decks23 decks
4%synergy
Terramorphic Expanse
17%inclusion4 decks23 decks
2%synergy
Forsaken Sanctuary
13%inclusion3 decks23 decks
12%synergy
Concealed Courtyard
13%inclusion3 decks23 decks
7%synergy
Desolate Mire
13%inclusion3 decks23 decks
7%synergy
Fetid Heath
13%inclusion3 decks23 decks
0%synergy
Myriad Landscape
13%inclusion3 decks23 decks
-3%synergy
Path of Ancestry
13%inclusion3 decks23 decks
-9%synergy