Sigarda's Summons + Bishop of Wings + Cathars' Crusade + Phyrexian Altar

Sigarda's Summons
Bishop of Wings
Cathars' Crusade
Phyrexian Altar

Requires
Sigarda's Summons must be on the battlefield. Bishop of Wings must be on the battlefield. Cathars' Crusade must be on the battlefield. Phyrexian Altar must be on the battlefield. You control an additional Angel.
Steps
  1. Activate Phyrexian Altar by sacrificing an Angel, adding one mana of any color.
  2. Bishop of Wings triggers, creating a 1/1 Spirit creature token.
  3. The Spirit enters the battlefield, triggering Cathars' Crusade, putting a +1/+1 counter on each creature you control.
  4. The Spirit token becomes a 4/4 Spirit Angel due to having a +1/+1 counter on it.
  5. Activate Phyrexian Altar by sacrificing the Spirit token, adding one mana of any color.
  6. Repeat from step 2.
Results
Infinite +1/+1 counters. Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Top Commanders (4)
Mikaeus, the Lunarch
0.34% of 293 decks 1 decks
Elesh Norn, Mother of Machines
0.03% of 5786 decks 2 decks
Giada, Font of Hope
0.03% of 15128 decks 5 decks
Nalia de'Arnise
0.03% of 3743 decks 1 decks
Top Cards (10)
Altar of Dementia
89% of 9 decks +86% synergy
Ashnod's Altar
89% of 9 decks +81% synergy
Path to Exile
78% of 9 decks +58% synergy
Swords to Plowshares
78% of 9 decks +49% synergy
Divine Visitation
67% of 9 decks +66% synergy
Avacyn, Angel of Hope
67% of 9 decks +65% synergy
Requiem Angel
56% of 9 decks +55% synergy
Youthful Valkyrie
56% of 9 decks +55% synergy
Ajani's Welcome
56% of 9 decks +55% synergy
Herald of War
56% of 9 decks +55% synergy
Creatures (50)
Nirkana Cutthroat
100% of 1 decks +100% synergy
Acquisitions Expert
100% of 1 decks +100% synergy
Coffin Queen
100% of 1 decks +100% synergy
Malakir Blood-Priest
100% of 1 decks +100% synergy
Shaile, Dean of Radiance
100% of 1 decks +100% synergy
Safana, Calimport Cutthroat
100% of 1 decks +100% synergy
Zhentarim Bandit
100% of 1 decks +100% synergy
Barrowin of Clan Undurr
100% of 1 decks +100% synergy
Solemn Doomguide
100% of 1 decks +100% synergy
Xathrid Necromancer
100% of 1 decks +100% synergy
Burakos, Party Leader
100% of 1 decks +100% synergy
Omarthis, Ghostfire Initiate
100% of 1 decks +100% synergy
Felisa, Fang of Silverquill
100% of 1 decks +100% synergy
Bloodtracker
100% of 1 decks +100% synergy
Tymna the Weaver
100% of 1 decks +99% synergy
Keen Duelist
100% of 1 decks +99% synergy
Liliana, Heretical Healer
100% of 1 decks +99% synergy
Graveshifter
100% of 1 decks +99% synergy
Fain, the Broker
100% of 1 decks +99% synergy
Gisa, Glorious Resurrector
100% of 1 decks +99% synergy
Varragoth, Bloodsky Sire
100% of 1 decks +99% synergy
Gonti, Lord of Luxury
100% of 1 decks +98% synergy
Mondrak, Glory Dominus
60% of 5 decks +55% synergy
Resplendent Angel
56% of 9 decks +55% synergy
Angel of Vitality
56% of 9 decks +55% synergy
Righteous Valkyrie
56% of 9 decks +55% synergy
Archangel of Thune
56% of 9 decks +54% synergy
Basilica Shepherd
50% of 4 decks +50% synergy
Metropolis Reformer
50% of 2 decks +49% synergy
Firemane Commando
50% of 2 decks +49% synergy
Twilight Shepherd
44% of 9 decks +44% synergy
Angel of Destiny
44% of 9 decks +44% synergy
Linvala, Keeper of Silence
44% of 9 decks +43% synergy
Sephara, Sky's Blade
44% of 9 decks +43% synergy
Walking Ballista
44% of 9 decks +42% synergy
Serra Redeemer
40% of 5 decks +40% synergy
Mite Overseer
40% of 5 decks +39% synergy
Magus of the Disk
33% of 9 decks +33% synergy
Pentavus
33% of 9 decks +33% synergy
Twilight Drover
33% of 9 decks +33% synergy
Basri's Lieutenant
33% of 9 decks +33% synergy
Angel of Jubilation
33% of 9 decks +33% synergy
Starnheim Aspirant
33% of 9 decks +33% synergy
Serra Paragon
33% of 6 decks +33% synergy
Valkyrie Harbinger
33% of 9 decks +33% synergy
Lyra Dawnbringer
33% of 9 decks +32% synergy
Inspiring Overseer
33% of 9 decks +32% synergy
Emeria Shepherd
33% of 9 decks +32% synergy
Heliod, Sun-Crowned
33% of 9 decks +32% synergy
Grand Abolisher
33% of 9 decks +29% synergy
Instants (20)
Deadly Alliance
100% of 1 decks +100% synergy
Rebuff the Wicked
44% of 9 decks +44% synergy
Generous Gift
44% of 9 decks +32% synergy
Heliod's Intervention
33% of 9 decks +31% synergy
Akroma's Will
33% of 9 decks +29% synergy
Teferi's Protection
33% of 9 decks +24% synergy
Charge of the Mites
25% of 4 decks +25% synergy
Mana Tithe
22% of 9 decks +21% synergy
Enlightened Tutor
22% of 9 decks +14% synergy
And They Shall Know No Fear
20% of 5 decks +19% synergy
Fateful Absence
11% of 9 decks +11% synergy
Flicker of Fate
11% of 9 decks +10% synergy
Angel's Grace
11% of 9 decks +10% synergy
Cloudshift
11% of 9 decks +10% synergy
Disenchant
11% of 9 decks +9% synergy
Eerie Interlude
11% of 9 decks +9% synergy
Return to Dust
11% of 9 decks +9% synergy
Ephemerate
11% of 9 decks +8% synergy
Silence
11% of 9 decks +8% synergy
Flawless Maneuver
11% of 9 decks +7% synergy
Sorceries (19)
Farewell
56% of 9 decks +49% synergy
Starnheim Unleashed
33% of 9 decks +33% synergy
Entreat the Angels
33% of 9 decks +33% synergy
Wrath of God
33% of 9 decks +30% synergy
Austere Command
33% of 9 decks +27% synergy
Divine Reckoning
22% of 9 decks +21% synergy
Day of Judgment
22% of 9 decks +21% synergy
Emeria's Call
22% of 9 decks +21% synergy
Idyllic Tutor
22% of 9 decks +20% synergy
Stick Together
14% of 7 decks +14% synergy
Damning Verdict
12% of 8 decks +12% synergy
Ascend from Avernus
12% of 8 decks +11% synergy
Balancing Act
11% of 9 decks +11% synergy
Ravnica at War
11% of 9 decks +11% synergy
Mass Calcify
11% of 9 decks +11% synergy
Akroma's Vengeance
11% of 9 decks +11% synergy
Hour of Revelation
11% of 9 decks +10% synergy
Doomskar
11% of 9 decks +10% synergy
Approach of the Second Sun
11% of 9 decks +9% synergy
Utility Artifacts (50)
Maskwood Nexus
56% of 9 decks +53% synergy
The Book of Exalted Deeds
44% of 9 decks +44% synergy
Oketra's Monument
44% of 9 decks +43% synergy
Halo Fountain
38% of 8 decks +36% synergy
Animation Module
33% of 9 decks +33% synergy
Blasting Station
33% of 9 decks +33% synergy
Alhammarret's Archive
33% of 9 decks +31% synergy
The Ozolith
33% of 9 decks +30% synergy
Herald's Horn
33% of 9 decks +27% synergy
Heartstone
22% of 9 decks +22% synergy
Blade of the Bloodchief
22% of 9 decks +22% synergy
Thornbite Staff
22% of 9 decks +21% synergy
Krark-Clan Ironworks
22% of 9 decks +21% synergy
Illusionist's Bracers
22% of 9 decks +21% synergy
Pearl Medallion
22% of 9 decks +21% synergy
Nevinyrral's Disk
22% of 9 decks +21% synergy
Staff of Domination
22% of 9 decks +20% synergy
Aetherflux Reservoir
22% of 9 decks +18% synergy
Lightning Greaves
22% of 9 decks -3% synergy
Swiftfoot Boots
22% of 9 decks -6% synergy
Multiclass Baldric
14% of 7 decks +14% synergy
Nautiloid Ship
12% of 8 decks +12% synergy
General's Kabuto
11% of 9 decks +11% synergy
Salvaging Station
11% of 9 decks +11% synergy
Helm of Possession
11% of 9 decks +11% synergy
Fabrication Module
11% of 9 decks +11% synergy
Helm of Kaldra
11% of 9 decks +11% synergy
Decoction Module
11% of 9 decks +11% synergy
Shield of Kaldra
11% of 9 decks +11% synergy
Sword of Kaldra
11% of 9 decks +11% synergy
Worldslayer
11% of 9 decks +11% synergy
The Immortal Sun
11% of 9 decks +10% synergy
Mirrorworks
11% of 9 decks +10% synergy
Nim Deathmantle
11% of 9 decks +10% synergy
Codex Shredder
11% of 9 decks +10% synergy
Cosmos Elixir
11% of 9 decks +10% synergy
Dowsing Dagger
11% of 9 decks +10% synergy
Eldrazi Monument
11% of 9 decks +10% synergy
Akroma's Memorial
11% of 9 decks +10% synergy
Darksteel Forge
11% of 9 decks +10% synergy
Hammer of Nazahn
11% of 9 decks +9% synergy
Elixir of Immortality
11% of 9 decks +9% synergy
Darksteel Plate
11% of 9 decks +9% synergy
Scroll Rack
11% of 9 decks +9% synergy
Archaeomancer's Map
11% of 9 decks +9% synergy
Loxodon Warhammer
11% of 9 decks +9% synergy
Bontu's Monument
11% of 9 decks +9% synergy
Sculpting Steel
11% of 9 decks +9% synergy
Urza's Incubator
11% of 9 decks +8% synergy
Shadowspear
11% of 9 decks +7% synergy
Enchantments (38)
Haunted Crossroads
100% of 1 decks +100% synergy
Necropotence
100% of 1 decks +97% synergy
Anointed Procession
44% of 9 decks +40% synergy
Smothering Tithe
44% of 9 decks +33% synergy
Angelic Accord
33% of 9 decks +33% synergy
Cleric Class
33% of 9 decks +32% synergy
Darksteel Mutation
33% of 9 decks +30% synergy
Ghostly Prison
33% of 9 decks +28% synergy
Divine Intervention
22% of 9 decks +22% synergy
Delaying Shield
22% of 9 decks +22% synergy
Sunbond
22% of 9 decks +22% synergy
Phyrexian Unlife
22% of 9 decks +22% synergy
Solemnity
22% of 9 decks +22% synergy
Together Forever
22% of 9 decks +22% synergy
Oblivion Ring
22% of 9 decks +22% synergy
Dawn of Hope
22% of 9 decks +21% synergy
Authority of the Consuls
22% of 9 decks +20% synergy
Sphere of Safety
22% of 9 decks +20% synergy
Land Tax
22% of 9 decks +19% synergy
Skrelv's Hive
20% of 5 decks +18% synergy
Folk Hero
14% of 7 decks +14% synergy
Inspiring Leader
14% of 7 decks +13% synergy
Resourceful Defense
12% of 8 decks +12% synergy
Legion Loyalty
12% of 8 decks +12% synergy
Ghostly Possession
11% of 9 decks +11% synergy
Enduring Renewal
11% of 9 decks +11% synergy
Honor of the Pure
11% of 9 decks +11% synergy
Angelic Chorus
11% of 9 decks +11% synergy
Pacifism
11% of 9 decks +11% synergy
Glorious Anthem
11% of 9 decks +11% synergy
Blessed Sanctuary
11% of 9 decks +11% synergy
Light of Promise
11% of 9 decks +11% synergy
Greater Auramancy
11% of 9 decks +10% synergy
Luminarch Ascension
11% of 9 decks +10% synergy
True Conviction
11% of 9 decks +10% synergy
Court of Grace
11% of 9 decks +9% synergy
Intangible Virtue
11% of 9 decks +9% synergy
Felidar Retreat
11% of 9 decks +8% synergy
Planeswalkers (6)
Sorin, Vengeful Bloodlord
100% of 1 decks +99% synergy
Archangel Elspeth
50% of 2 decks +49% synergy
Serra the Benevolent
33% of 9 decks +33% synergy
Elspeth Resplendent
12% of 8 decks +12% synergy
Elspeth, Knight-Errant
11% of 9 decks +11% synergy
Elspeth, Sun's Champion
11% of 9 decks +9% synergy
Utility Lands (33)
Volrath's Stronghold
100% of 1 decks +99% synergy
Vault of the Archangel
100% of 1 decks +98% synergy
Cabal Coffers
100% of 1 decks +94% synergy
Takenuma, Abandoned Mire
100% of 1 decks +94% synergy
Emeria, the Sky Ruin
56% of 9 decks +54% synergy
Secluded Steppe
33% of 9 decks +32% synergy
Castle Ardenvale
33% of 9 decks +31% synergy
Nykthos, Shrine to Nyx
33% of 9 decks +28% synergy
Reliquary Tower
33% of 9 decks +5% synergy
Seraph Sanctuary
22% of 9 decks +21% synergy
Lotus Field
22% of 9 decks +21% synergy
Windbrisk Heights
22% of 9 decks +20% synergy
Karn's Bastion
22% of 9 decks +17% synergy
War Room
22% of 9 decks +16% synergy
The Fair Basilica
20% of 5 decks +19% synergy
Sandstone Bridge
11% of 9 decks +11% synergy
Kjeldoran Outpost
11% of 9 decks +11% synergy
Sejiri Steppe
11% of 9 decks +11% synergy
New Benalia
11% of 9 decks +11% synergy
Idyllic Grange
11% of 9 decks +11% synergy
Eiganjo Castle
11% of 9 decks +11% synergy
Glacial Chasm
11% of 9 decks +10% synergy
Mutavault
11% of 9 decks +10% synergy
Radiant Fountain
11% of 9 decks +10% synergy
Arcane Lighthouse
11% of 9 decks +10% synergy
Bonders' Enclave
11% of 9 decks +9% synergy
Hall of Heliod's Generosity
11% of 9 decks +8% synergy
Strip Mine
11% of 9 decks +8% synergy
Eiganjo, Seat of the Empire
11% of 9 decks +6% synergy
Urza's Saga
11% of 9 decks +4% synergy
Urborg, Tomb of Yawgmoth
11% of 9 decks +1% synergy
Ancient Tomb
11% of 9 decks +0% synergy
Rogue's Passage
11% of 9 decks -7% synergy
Mana Artifacts (10)
Sol Ring
67% of 9 decks -18% synergy
Arcane Signet
44% of 9 decks -26% synergy
Commander's Sphere
22% of 9 decks +6% synergy
Sarevok's Tome
14% of 7 decks +14% synergy
Nyx Lotus
11% of 9 decks +9% synergy
Marble Diamond
11% of 9 decks +9% synergy
Mana Crypt
11% of 9 decks -0% synergy
Thought Vessel
11% of 9 decks -5% synergy
Mind Stone
11% of 9 decks -7% synergy
Fellwar Stone
11% of 9 decks -10% synergy
Lands (20)
Fetid Heath
100% of 1 decks +98% synergy
Brightclimb Pathway
100% of 1 decks +97% synergy
Shineshadow Snarl
100% of 1 decks +97% synergy
Tainted Field
100% of 1 decks +97% synergy
Shattered Sanctum
100% of 1 decks +97% synergy
Orzhov Basilica
100% of 1 decks +96% synergy
Temple of Silence
100% of 1 decks +96% synergy
Isolated Chapel
100% of 1 decks +94% synergy
Vault of Champions
100% of 1 decks +94% synergy
Godless Shrine
100% of 1 decks +90% synergy
Flagstones of Trokair
33% of 9 decks +33% synergy
Path of Ancestry
33% of 9 decks +14% synergy
Myriad Landscape
33% of 9 decks +12% synergy
Command Tower
22% of 9 decks -51% synergy
Demolition Field
20% of 5 decks +17% synergy
Plaza of Heroes
17% of 6 decks +13% synergy
Opal Palace
11% of 9 decks +8% synergy
Gemstone Caverns
11% of 9 decks +6% synergy
Cavern of Souls
11% of 9 decks +5% synergy
Marsh Flats
11% of 9 decks -1% synergy