Prowling Geistcatcher + Kiki-Jiki, Mirror Breaker + Phyrexian Altar

Prowling Geistcatcher
Kiki-Jiki, Mirror Breaker
Phyrexian Altar

Requires
Prowling Geistcatcher must be on the battlefield. Kiki-Jiki, Mirror Breaker must be on the battlefield. Phyrexian Altar must be on the battlefield.
Steps
  1. Activate Kiki-Jiki by tapping it, creating a token copy of Prowling Geistcatcher with haste.
  2. Activate Phyrexian Altar by sacrificing Kiki-Jiki, adding one mana of any color.
  3. When Kiki-Jiki dies, the nontoken and token Prowling Geistcatcher's first abilities trigger.
  4. Resolve the token Prowling Geistcatcher's trigger, exiling Kiki-Jiki from your graveyard.
  5. Resolve the nontoken Prowling Geistcatcher's trigger, doing nothing.
  6. Activate Phyrexian Altar by sacrificing the Prowling Geistcatcher token, adding one mana of any color.
  7. When the token Prowling Geistcatcher dies, its second ability and the nontoken Prowling Geistcatcher's first ability triggers.
  8. Resolve the nontoken Prowling Geistcatcher trigger, putting a +1/+1 counter on it.
  9. Resolve the token Prowling Geistcatcher trigger, returning Kiki-Jiki from exile to the battlefield.
  10. Repeat.
Results
Infinite +1/+1 counters on Prowling Geistcatcher. Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Grenzo, Dungeon Warden
0.67% of 3292 decks 22 decks
Alesha, Who Smiles at Death
0.19% of 5913 decks 11 decks
The Beast, Deathless Prince
0.66% of 606 decks 4 decks
Rakdos, the Muscle
0.14% of 2907 decks 4 decks
Kethek, Crucible Goliath
0.33% of 911 decks 3 decks
Wort, Boggart Auntie
0.11% of 1857 decks 2 decks
Henzie "Toolbox" Torre
0.01% of 14808 decks 2 decks
Chainer, Nightmare Adept
0.06% of 3167 decks 2 decks
Valki, God of Lies
0.12% of 1679 decks 2 decks
Caesar, Legion's Emperor
0.01% of 8957 decks 1 decks
Kroxa and Kunoros
0.05% of 2065 decks 1 decks
Juri, Master of the Revue
0.02% of 5397 decks 1 decks
Extus, Oriq Overlord
0.02% of 5308 decks 1 decks
Kenrith, the Returned King
0.00% of 21799 decks 1 decks
Kresh the Bloodbraided
0.04% of 2694 decks 1 decks
Garna, Bloodfist of Keld
0.06% of 1729 decks 1 decks
Prossh, Skyraider of Kher
0.02% of 5185 decks 1 decks
Dargo, the Shipwrecker // Tormod, the Desecrator
0.71% of 140 decks 1 decks
New Cards
Withering Torment
57% of 7 decks +38% synergy
Fear of Missing Out
15% of 20 decks +13% synergy
High Synergy Cards
Karmic Guide
87% of 15 decks +82% synergy
Riveteers Ascendancy
80% of 5 decks +75% synergy
Felidar Guardian
73% of 15 decks +71% synergy
Viscera Seer
78% of 65 decks +69% synergy
Fiend Hunter
67% of 15 decks +65% synergy
Ashnod's Altar
72% of 65 decks +65% synergy
Reveillark
60% of 15 decks +58% synergy
Pitiless Plunderer
58% of 65 decks +51% synergy
Barkform Harvester
50% of 20 decks +49% synergy
Tomb Trawler
48% of 23 decks +48% synergy
Top Cards
Beast Within
80% of 5 decks +41% synergy
Swords to Plowshares
67% of 15 decks +4% synergy
Cruel Celebrant
53% of 15 decks +45% synergy
Elas il-Kor, Sadistic Pilgrim
50% of 14 decks +39% synergy
Zulaport Cutthroat
49% of 65 decks +39% synergy
Warren Soultrader
48% of 23 decks +40% synergy
Selfless Spirit
47% of 15 decks +43% synergy
Welcoming Vampire
47% of 15 decks +41% synergy
Pawn of Ulamog
46% of 65 decks +44% synergy
Goblin Bombardment
46% of 65 decks +40% synergy
Creatures
Primeval Herald
100% of 3 decks +99% synergy
Rampant Rejuvenator
60% of 5 decks +59% synergy
Druid of Purification
60% of 5 decks +58% synergy
Selvala, Heart of the Wilds
60% of 5 decks +55% synergy
Witch Enchanter
60% of 5 decks +51% synergy
Ignoble Hierarch
60% of 5 decks +34% synergy
Birds of Paradise
60% of 5 decks +33% synergy
Zealous Conscripts
45% of 65 decks +43% synergy
Imperial Recruiter
45% of 65 decks +39% synergy
Marionette Apprentice
43% of 23 decks +36% synergy
Delney, Streetwise Lookout
43% of 7 decks +38% synergy
Blood Artist
42% of 65 decks +30% synergy
Solemn Simulacrum
42% of 65 decks +28% synergy
Recruiter of the Guard
40% of 15 decks +37% synergy
Sun Titan
40% of 15 decks +30% synergy
Murderous Redcap
38% of 65 decks +37% synergy
Carrion Feeder
38% of 65 decks +33% synergy
Dockside Extortionist
37% of 65 decks +25% synergy
Pinnacle Monk
36% of 22 decks +29% synergy
Hoverstone Pilgrim
36% of 36 decks +36% synergy
Loran of the Third Path
36% of 14 decks +29% synergy
Priest of Urabrask
34% of 65 decks +33% synergy
Yawgmoth, Thran Physician
34% of 65 decks +30% synergy
Priest of Gix
32% of 65 decks +32% synergy
Boggart Trawler
32% of 22 decks +27% synergy
Workhorse
31% of 65 decks +31% synergy
Sling-Gang Lieutenant
31% of 65 decks +30% synergy
Agate Instigator
31% of 13 decks +23% synergy
Bartolomé del Presidio
30% of 10 decks +23% synergy
Gray Merchant of Asphodel
28% of 65 decks +19% synergy
Preston, the Vanisher
27% of 11 decks +26% synergy
Lotho, Corrupt Shirriff
27% of 11 decks +13% synergy
Leonin Relic-Warder
27% of 15 decks +26% synergy
Village Bell-Ringer
27% of 15 decks +26% synergy
Luminous Broodmoth
27% of 15 decks +25% synergy
Skyclave Apparition
27% of 15 decks +24% synergy
Corpse Knight
27% of 15 decks +21% synergy
Grand Abolisher
27% of 15 decks +18% synergy
Esper Sentinel
27% of 15 decks +6% synergy
Skirk Prospector
26% of 65 decks +23% synergy
Treasonous Ogre
25% of 65 decks +23% synergy
Siege-Gang Commander
25% of 65 decks +22% synergy
Ravenous Chupacabra
25% of 65 decks +21% synergy
Mayhem Devil
25% of 65 decks +15% synergy
Orcish Bowmasters
24% of 49 decks +13% synergy
Anger
23% of 65 decks +17% synergy
Grim Haruspex
22% of 65 decks +17% synergy
Anafenza, Kin-Tree Spirit
20% of 15 decks +19% synergy
Palladium Myr
20% of 65 decks +18% synergy
Ragavan, Nimble Pilferer
20% of 65 decks +12% synergy
Instants
Path to Exile
40% of 15 decks -6% synergy
Teferi's Protection
33% of 15 decks +13% synergy
Anguished Unmaking
33% of 15 decks +9% synergy
Chaos Warp
31% of 65 decks -1% synergy
Vampiric Tutor
29% of 65 decks +11% synergy
Boros Charm
27% of 15 decks +2% synergy
Deadly Dispute
26% of 65 decks +15% synergy
Valakut Awakening
25% of 65 decks +18% synergy
Village Rites
23% of 65 decks +13% synergy
Fell the Profane
22% of 23 decks +10% synergy
Deflecting Swat
22% of 65 decks +5% synergy
Ephemerate
20% of 15 decks +14% synergy
Silence
20% of 15 decks +14% synergy
Crackling Doom
20% of 15 decks +12% synergy
Dark Ritual
20% of 65 decks -2% synergy
Generous Gift
20% of 15 decks -6% synergy
Entomb
18% of 65 decks +11% synergy
Deadly Rollick
18% of 65 decks +8% synergy
Bedevil
18% of 65 decks +4% synergy
Malakir Rebirth
17% of 65 decks +9% synergy
Saw in Half
13% of 62 decks +10% synergy
Culling the Weak
12% of 65 decks +9% synergy
Rakdos Charm
12% of 65 decks -2% synergy
Burnt Offering
11% of 65 decks +9% synergy
Pyroblast
11% of 65 decks +5% synergy
Red Elemental Blast
11% of 65 decks +4% synergy
Nasty End
10% of 49 decks +8% synergy
Terminate
9% of 65 decks -12% synergy
Corrupted Conviction
8% of 50 decks +2% synergy
Reckoner's Bargain
8% of 63 decks +7% synergy
Act of Aggression
8% of 65 decks +7% synergy
Tibalt's Trickery
8% of 65 decks +2% synergy
Abrade
8% of 65 decks -4% synergy
First Day of Class
6% of 65 decks +6% synergy
Fire Prophecy
6% of 65 decks +6% synergy
Kazuul's Fury
6% of 65 decks +4% synergy
Thrill of Possibility
6% of 65 decks -4% synergy
Sorceries
Demonic Tutor
31% of 65 decks +9% synergy
Reanimate
28% of 65 decks +12% synergy
Sevinne's Reclamation
27% of 15 decks +19% synergy
Faithless Looting
26% of 65 decks +9% synergy
Blasphemous Act
26% of 65 decks -7% synergy
Diabolic Intent
25% of 65 decks +16% synergy
Vandalblast
22% of 65 decks +5% synergy
Damn
20% of 15 decks +4% synergy
Ruinous Ultimatum
20% of 15 decks +2% synergy
Agadeem's Awakening
18% of 65 decks +15% synergy
Victimize
17% of 65 decks +5% synergy
Jeska's Will
17% of 65 decks -1% synergy
Seize the Spotlight
16% of 63 decks +14% synergy
Buried Alive
15% of 65 decks +10% synergy
Toxic Deluge
15% of 65 decks -2% synergy
Mob Rule
14% of 65 decks +12% synergy
Gamble
14% of 65 decks +4% synergy
Feed the Swarm
12% of 65 decks -6% synergy
Furnace Reins
12% of 52 decks +11% synergy
Twisted Fealty
11% of 44 decks +11% synergy
Kari Zev's Expertise
11% of 65 decks +10% synergy
Insurrection
11% of 65 decks +9% synergy
Mass Mutiny
9% of 65 decks +9% synergy
Song-Mad Treachery
9% of 65 decks +9% synergy
Traitorous Greed
8% of 65 decks +7% synergy
Claim the Firstborn
8% of 65 decks +7% synergy
Act of Treason
8% of 65 decks +7% synergy
Cathartic Reunion
8% of 65 decks +4% synergy
Living Death
8% of 65 decks +2% synergy
Imperial Seal
8% of 65 decks +2% synergy
Read the Bones
8% of 65 decks -0% synergy
Beseech the Mirror
7% of 45 decks +2% synergy
Harness by Force
6% of 65 decks +6% synergy
Traitorous Blood
6% of 65 decks +6% synergy
Bloody Betrayal
6% of 65 decks +6% synergy
Doomsday
6% of 65 decks +6% synergy
Shatterskull Smashing
6% of 65 decks +3% synergy
Unearth
6% of 65 decks +3% synergy
Damnation
6% of 65 decks -2% synergy
Into the Fire
6% of 52 decks +5% synergy
Utility Artifacts
Skullclamp
37% of 65 decks +25% synergy
Altar of Dementia
35% of 65 decks +33% synergy
Heartstone
29% of 65 decks +29% synergy
Lightning Greaves
22% of 65 decks -4% synergy
Tel-Jilad Stylus
15% of 65 decks +15% synergy
The Cauldron of Eternity
12% of 65 decks +12% synergy
Swiftfoot Boots
12% of 65 decks -16% synergy
Nim Deathmantle
9% of 65 decks +9% synergy
Mimic Vat
8% of 65 decks +7% synergy
Bolas's Citadel
8% of 65 decks -1% synergy
Urabrask's Forge
7% of 54 decks +6% synergy
Wayfarer's Bauble
6% of 65 decks -4% synergy
Vat of Rebirth
6% of 53 decks +3% synergy
Enchantments
Burgeoning
60% of 5 decks +56% synergy
Reconnaissance
33% of 15 decks +31% synergy
Smothering Tithe
27% of 15 decks +2% synergy
Animate Dead
23% of 65 decks +14% synergy
Fable of the Mirror-Breaker
14% of 63 decks +12% synergy
Flameshadow Conjuring
11% of 65 decks +9% synergy
Necromancy
11% of 65 decks +8% synergy
Dictate of Erebos
11% of 65 decks +7% synergy
Grave Pact
11% of 65 decks +6% synergy
Impact Tremors
11% of 65 decks +1% synergy
Bastion of Remembrance
9% of 65 decks +3% synergy
Industrial Advancement
8% of 63 decks +7% synergy
Black Market Connections
8% of 63 decks -3% synergy
Dance of the Dead
8% of 65 decks +6% synergy
Phyrexian Reclamation
8% of 65 decks +4% synergy
Underworld Breach
8% of 65 decks +2% synergy
Braid of Fire
6% of 65 decks +5% synergy
Mana Echoes
6% of 65 decks +5% synergy
Sneak Attack
6% of 65 decks +4% synergy
Warstorm Surge
6% of 65 decks +1% synergy
Planeswalkers
Tevesh Szat, Doom of Fools
8% of 65 decks +6% synergy
Utility Lands
Phyrexian Tower
45% of 65 decks +36% synergy
Urborg, Tomb of Yawgmoth
38% of 65 decks +29% synergy
High Market
29% of 65 decks +26% synergy
Takenuma, Abandoned Mire
29% of 63 decks +18% synergy
Ancient Tomb
26% of 65 decks +16% synergy
Bojuka Bog
26% of 65 decks -4% synergy
Eiganjo, Seat of the Empire
21% of 14 decks +13% synergy
Urza's Saga
18% of 65 decks +11% synergy
Reliquary Tower
17% of 65 decks -13% synergy
Cabal Coffers
15% of 65 decks +5% synergy
Sokenzan, Crucible of Defiance
14% of 63 decks +10% synergy
Castle Locthwain
14% of 65 decks +9% synergy
Command Beacon
11% of 65 decks +6% synergy
Shizo, Death's Storehouse
11% of 65 decks +6% synergy
Zhalfirin Void
9% of 65 decks +8% synergy
Spinerock Knoll
9% of 65 decks +5% synergy
Buried Ruin
9% of 65 decks +4% synergy
Vault of Whispers
8% of 65 decks +3% synergy
Mortuary Mire
8% of 65 decks +3% synergy
Nykthos, Shrine to Nyx
8% of 65 decks +2% synergy
Great Furnace
8% of 65 decks +2% synergy
Blast Zone
6% of 65 decks +5% synergy
Hanweir Battlements
6% of 65 decks +5% synergy
Arcane Lighthouse
6% of 65 decks +5% synergy
Castle Embereth
6% of 65 decks +2% synergy
Rogue's Passage
6% of 65 decks -13% synergy
Mana Artifacts
Sol Ring
92% of 65 decks +8% synergy
Arcane Signet
68% of 65 decks -4% synergy
Talisman of Hierarchy
47% of 15 decks +22% synergy
Talisman of Conviction
40% of 15 decks +17% synergy
Talisman of Indulgence
37% of 65 decks +11% synergy
Rakdos Signet
37% of 65 decks +7% synergy
Boros Signet
27% of 15 decks +3% synergy
Fellwar Stone
26% of 65 decks +5% synergy
Orzhov Signet
20% of 15 decks -7% synergy
Mana Crypt
18% of 65 decks +10% synergy
Mind Stone
15% of 65 decks -2% synergy
Chrome Mox
12% of 65 decks +6% synergy
Commander's Sphere
9% of 65 decks -6% synergy
Thran Turbine
8% of 65 decks +8% synergy
Jeweled Lotus
8% of 65 decks +2% synergy
Thought Vessel
6% of 65 decks -11% synergy
Lands
Command Tower
95% of 65 decks +21% synergy
Sacred Foundry
87% of 15 decks +51% synergy
Godless Shrine
80% of 15 decks +39% synergy
Stormcarved Coast
75% of 4 decks +57% synergy
Spectator Seating
73% of 15 decks +48% synergy
Vault of Champions
67% of 15 decks +41% synergy
Blood Crypt
63% of 65 decks +24% synergy
Undergrowth Stadium
60% of 5 decks +34% synergy
Savai Triome
60% of 15 decks +33% synergy
Ziatora's Proving Ground
60% of 5 decks +28% synergy
Cinder Glade
60% of 5 decks +22% synergy
Stomping Ground
60% of 5 decks +19% synergy
Dragonskull Summit
58% of 65 decks +28% synergy
Luxury Suite
52% of 65 decks +26% synergy
Bloodstained Mire
48% of 65 decks +37% synergy
Smoldering Marsh
48% of 65 decks +15% synergy
Battlefield Forge
47% of 15 decks +21% synergy
Sulfurous Springs
46% of 65 decks +26% synergy
Haunted Ridge
45% of 65 decks +29% synergy
Blightstep Pathway
42% of 65 decks +32% synergy
Isolated Chapel
40% of 15 decks +12% synergy
Clifftop Retreat
40% of 15 decks +11% synergy
Exotic Orchard
38% of 65 decks +3% synergy
Caves of Koilos
33% of 15 decks +5% synergy
Arid Mesa
32% of 65 decks +22% synergy
Marsh Flats
29% of 65 decks +18% synergy
Graven Cairns
28% of 65 decks +20% synergy
Scrubland
27% of 15 decks +13% synergy
Nomad Outpost
27% of 15 decks -1% synergy
Temple of Malice
26% of 65 decks +12% synergy
Tainted Peak
25% of 65 decks +15% synergy
Foreboding Ruins
25% of 65 decks +9% synergy
Wooded Foothills
23% of 65 decks +13% synergy
Shadowblood Ridge
23% of 65 decks +11% synergy
Badlands
23% of 65 decks +10% synergy
Rakdos Carnarium
23% of 65 decks +8% synergy
Lazotep Quarry
23% of 22 decks +21% synergy
Mount Doom
21% of 52 decks +14% synergy
Needleverge Pathway
20% of 15 decks +11% synergy
Brightclimb Pathway
20% of 15 decks +10% synergy
Scalding Tarn
20% of 65 decks +9% synergy
Verdant Catacombs
20% of 65 decks +9% synergy
Plateau
20% of 15 decks +8% synergy
Sundown Pass
20% of 15 decks +5% synergy
Polluted Delta
18% of 65 decks +7% synergy
Myriad Landscape
18% of 65 decks -1% synergy
Prismatic Vista
15% of 65 decks +10% synergy
Mana Confluence
15% of 65 decks +8% synergy
City of Brass
15% of 65 decks +7% synergy
Raucous Theater
14% of 28 decks +1% synergy