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 decks19.2K decks
Liesa, Shroud of Dusk
0.0%inclusion2 decks11.8K decks
Kaalia of the Vast
0.0%inclusion2 decks35.4K decks
Bilbo, Birthday Celebrant
0.0%inclusion2 decks6.43K decks
Anafenza, the Foremost
0.1%inclusion1 decks1.14K decks
Esika, God of the Tree
0.0%inclusion1 decks23K decks
Astarion, the Decadent
0.0%inclusion1 decks6.57K decks
Liesa, Forgotten Archangel
0.0%inclusion1 decks3.18K decks
Aminatou, the Fateshifter
0.0%inclusion1 decks6.59K decks
Zurgo Helmsmasher
0.0%inclusion1 decks5.43K decks
Vito, Fanatic of Aclazotz
0.1%inclusion1 decks925 decks
Eriette of the Charmed Apple
0.0%inclusion1 decks17.4K decks
Teysa, Orzhov Scion
0.0%inclusion1 decks3.99K decks
Ghave, Guru of Spores
0.0%inclusion1 decks7.46K decks
Nalia de'Arnise
0.0%inclusion1 decks2.86K decks
Ayli, Eternal Pilgrim
0.1%inclusion1 decks1.67K decks
Sivriss, Nightmare Speaker // Far Traveler
3.1%inclusion1 decks32 decks
Krav, the Unredeemed // Regna, the Redeemer
0.1%inclusion1 decks1.51K decks
High Synergy Cards
Trostani, Selesnya's Voice
80%inclusion4 decks5 decks
78%synergy
Soul of Eternity
63%inclusion15 decks24 decks
62%synergy
Sanguine Bond
46%inclusion11 decks24 decks
41%synergy
Vizkopa Guildmage
42%inclusion10 decks24 decks
40%synergy
Vito, Thorn of the Dusk Rose
42%inclusion10 decks24 decks
37%synergy
Beacon of Immortality
38%inclusion9 decks24 decks
36%synergy
Revival // Revenge
33%inclusion8 decks24 decks
32%synergy
Rhox Faithmender
33%inclusion8 decks24 decks
31%synergy
Exquisite Blood
33%inclusion8 decks24 decks
28%synergy
Debt to the Deathless
29%inclusion7 decks24 decks
26%synergy
Top Cards
Swords to Plowshares
63%inclusion15 decks24 decks
2%synergy
Despark
38%inclusion9 decks24 decks
24%synergy
Dark Ritual
29%inclusion7 decks24 decks
5%synergy
Wound Reflection
25%inclusion6 decks24 decks
23%synergy
Astarion, the Decadent
25%inclusion6 decks24 decks
23%synergy
Cleric Class
25%inclusion6 decks24 decks
23%synergy
Marauding Blight-Priest
25%inclusion6 decks24 decks
22%synergy
Suture Priest
25%inclusion6 decks24 decks
22%synergy
Elas il-Kor, Sadistic Pilgrim
25%inclusion6 decks24 decks
16%synergy
Warlock Class
21%inclusion5 decks24 decks
20%synergy
Game Changers
Bolas's Citadel
29%inclusion7 decks24 decks
21%synergy
Ad Nauseam
13%inclusion3 decks24 decks
10%synergy
Necropotence
13%inclusion3 decks24 decks
7%synergy
Chrome Mox
13%inclusion3 decks24 decks
7%synergy
Smothering Tithe
13%inclusion3 decks24 decks
-8%synergy
Creatures
Accomplished Alchemist
60%inclusion3 decks5 decks
60%synergy
Mycoloth
60%inclusion3 decks5 decks
58%synergy
Will, Scion of Peace
50%inclusion3 decks6 decks
49%synergy
Children of Korlis
21%inclusion5 decks24 decks
20%synergy
Drana's Emissary
21%inclusion5 decks24 decks
20%synergy
Sun Titan
21%inclusion5 decks24 decks
13%synergy
Starscape Cleric
19%inclusion4 decks21 decks
18%synergy
Disciple of Griselbrand
17%inclusion4 decks24 decks
17%synergy
Enduring Angel
17%inclusion4 decks24 decks
16%synergy
Wall of Blood
17%inclusion4 decks24 decks
16%synergy
Voice of the Blessed
17%inclusion4 decks24 decks
16%synergy
Witch of the Moors
17%inclusion4 decks24 decks
16%synergy
Cliffhaven Vampire
17%inclusion4 decks24 decks
15%synergy
Rune-Scarred Demon
17%inclusion4 decks24 decks
14%synergy
Vilis, Broker of Blood
17%inclusion4 decks24 decks
14%synergy
Heliod, Sun-Crowned
17%inclusion4 decks24 decks
14%synergy
Kambal, Consul of Allocation
17%inclusion4 decks24 decks
11%synergy
Grand Abolisher
17%inclusion4 decks24 decks
8%synergy
Bloodthirsty Conqueror
16%inclusion3 decks19 decks
12%synergy
Enduring Tenacity
14%inclusion3 decks21 decks
11%synergy
Demon of Wailing Agonies
13%inclusion3 decks24 decks
12%synergy
Requiem Angel
13%inclusion3 decks24 decks
12%synergy
Plague Drone
13%inclusion3 decks24 decks
12%synergy
Defiant Bloodlord
13%inclusion3 decks24 decks
12%synergy
Blood Celebrant
13%inclusion3 decks24 decks
12%synergy
Shard of the Nightbringer
13%inclusion3 decks24 decks
12%synergy
Seizan, Perverter of Truth
13%inclusion3 decks24 decks
12%synergy
Tree of Perdition
13%inclusion3 decks24 decks
11%synergy
Amalia Benavides Aguirre
13%inclusion3 decks24 decks
11%synergy
Angel of Vitality
13%inclusion3 decks24 decks
11%synergy
Indulging Patrician
13%inclusion3 decks24 decks
11%synergy
Daxos, Blessed by the Sun
13%inclusion3 decks24 decks
10%synergy
Sunscorch Regent
13%inclusion3 decks24 decks
10%synergy
Felidar Sovereign
13%inclusion3 decks24 decks
10%synergy
K'rrik, Son of Yawgmoth
13%inclusion3 decks24 decks
10%synergy
Sephara, Sky's Blade
13%inclusion3 decks24 decks
10%synergy
Soul's Attendant
13%inclusion3 decks24 decks
9%synergy
Drana and Linvala
13%inclusion3 decks24 decks
9%synergy
Teysa Karlov
13%inclusion3 decks24 decks
8%synergy
Crypt Ghast
13%inclusion3 decks24 decks
8%synergy
Soul Warden
13%inclusion3 decks24 decks
7%synergy
Kambal, Profiteering Mayor
13%inclusion3 decks24 decks
7%synergy
Blood Artist
13%inclusion3 decks24 decks
1%synergy
Instants
Void Rend
50%inclusion3 decks6 decks
35%synergy
Negate
50%inclusion3 decks6 decks
29%synergy
Counterspell
50%inclusion3 decks6 decks
8%synergy
Utter End
21%inclusion5 decks24 decks
16%synergy
Path to Exile
21%inclusion5 decks24 decks
-26%synergy
Return to Dust
17%inclusion4 decks24 decks
14%synergy
Corrupted Conviction
17%inclusion4 decks24 decks
12%synergy
Generous Gift
17%inclusion4 decks24 decks
-5%synergy
Fracture
13%inclusion3 decks24 decks
7%synergy
Mortify
13%inclusion3 decks24 decks
2%synergy
Sorceries
Rampant Growth
60%inclusion3 decks5 decks
27%synergy
Farseek
60%inclusion3 decks5 decks
24%synergy
Entreat the Angels
17%inclusion4 decks24 decks
16%synergy
Diabolic Tutor
17%inclusion4 decks24 decks
11%synergy
Exsanguinate
17%inclusion4 decks24 decks
10%synergy
Oketra's Last Mercy
13%inclusion3 decks24 decks
12%synergy
Fraying Omnipotence
13%inclusion3 decks24 decks
12%synergy
Peer into the Abyss
13%inclusion3 decks24 decks
10%synergy
Grim Tutor
13%inclusion3 decks24 decks
9%synergy
Wrath of God
13%inclusion3 decks24 decks
8%synergy
Diabolic Intent
13%inclusion3 decks24 decks
5%synergy
Victimize
13%inclusion3 decks24 decks
0%synergy
Utility Artifacts
Tainted Sigil
21%inclusion5 decks24 decks
20%synergy
Aetherflux Reservoir
21%inclusion5 decks24 decks
18%synergy
Well of Lost Dreams
13%inclusion3 decks24 decks
11%synergy
Sensei's Divining Top
13%inclusion3 decks24 decks
8%synergy
Ashnod's Altar
13%inclusion3 decks24 decks
6%synergy
Lightning Greaves
13%inclusion3 decks24 decks
-12%synergy
Swiftfoot Boots
13%inclusion3 decks24 decks
-15%synergy
Enchantments
Mirari's Wake
60%inclusion3 decks5 decks
50%synergy
Greed
21%inclusion5 decks24 decks
19%synergy
Phyrexian Arena
21%inclusion5 decks24 decks
6%synergy
Leyline of Hope
14%inclusion3 decks21 decks
13%synergy
Angelic Chorus
13%inclusion3 decks24 decks
12%synergy
Phyrexian Reclamation
13%inclusion3 decks24 decks
9%synergy
Authority of the Consuls
13%inclusion3 decks24 decks
6%synergy
Utility Lands
Vault of the Archangel
29%inclusion7 decks24 decks
17%synergy
Rogue's Passage
21%inclusion5 decks24 decks
1%synergy
Reliquary Tower
21%inclusion5 decks24 decks
-9%synergy
Mortuary Mire
17%inclusion4 decks24 decks
13%synergy
Temple of the False God
17%inclusion4 decks24 decks
8%synergy
Bojuka Bog
17%inclusion4 decks24 decks
-13%synergy
Seraph Sanctuary
13%inclusion3 decks24 decks
12%synergy
Cabal Coffers
13%inclusion3 decks24 decks
3%synergy
Mana Artifacts
Sol Ring
88%inclusion21 decks24 decks
4%synergy
Arcane Signet
67%inclusion16 decks24 decks
-5%synergy
Orzhov Signet
54%inclusion13 decks24 decks
31%synergy
Talisman of Dominance
50%inclusion3 decks6 decks
18%synergy
Fellwar Stone
29%inclusion7 decks24 decks
9%synergy
Chromatic Lantern
25%inclusion6 decks24 decks
16%synergy
Talisman of Hierarchy
25%inclusion6 decks24 decks
-1%synergy
Commander's Sphere
21%inclusion5 decks24 decks
9%synergy
Mind Stone
13%inclusion3 decks24 decks
-2%synergy
Lands
Command Tower
83%inclusion20 decks24 decks
9%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%inclusion3 decks6 decks
23%synergy
Isolated Chapel
46%inclusion11 decks24 decks
12%synergy
Shineshadow Snarl
42%inclusion10 decks24 decks
29%synergy
Orzhov Basilica
33%inclusion8 decks24 decks
19%synergy
Scoured Barrens
29%inclusion7 decks24 decks
21%synergy
Temple of Silence
29%inclusion7 decks24 decks
12%synergy
Caves of Koilos
29%inclusion7 decks24 decks
0%synergy
Exotic Orchard
25%inclusion6 decks24 decks
-12%synergy
Tainted Field
21%inclusion5 decks24 decks
8%synergy
Evolving Wilds
21%inclusion5 decks24 decks
0%synergy
Forsaken Sanctuary
13%inclusion3 decks24 decks
11%synergy
Sunlit Marsh
13%inclusion3 decks24 decks
8%synergy
Concealed Courtyard
13%inclusion3 decks24 decks
7%synergy
Fetid Heath
13%inclusion3 decks24 decks
-1%synergy
Terramorphic Expanse
13%inclusion3 decks24 decks
-2%synergy
Path of Ancestry
13%inclusion3 decks24 decks
-10%synergy
Godless Shrine
13%inclusion3 decks24 decks
-29%synergy