Cayth, Famed Mechanist + Phyrexian Altar

Cayth, Famed Mechanist
Phyrexian Altar

Requires
Cayth, Famed Mechanist must be on the battlefield. Phyrexian Altar must be on the battlefield. The persist creature does not have a -1/-1 counter on it.
Steps
  1. Activate Phyrexian Altar by sacrificing the persist creature, adding one mana of any color.
  2. When the persist creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When the persist creature enters the battlefield, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Repeat.
Results
Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Cayth, Famed Mechanist
7.25% of 386 decks 28 decks
Azlask, the Swelling Scourge
0.23% of 2191 decks 5 decks
New Cards (5)
Chittering Dispatcher
60% of 5 decks +56% synergy
Malevolent Rumble
60% of 5 decks +59% synergy
Writhing Chrysalis
60% of 5 decks +58% synergy
Glimpse the Impossible
28% of 18 decks +25% synergy
Sage of the Unknowable
22% of 18 decks +22% synergy
High Synergy Cards (3)
Ezuri, Claw of Progress
100% of 5 decks +100% synergy
Minthara, Merciless Soul
83% of 6 decks +83% synergy
Awakening Zone
80% of 5 decks +79% synergy
Top Cards (10)
Swords to Plowshares
68% of 38 decks +40% synergy
Skullclamp
66% of 38 decks +53% synergy
Ashnod's Altar
63% of 38 decks +55% synergy
Goblin Bombardment
50% of 38 decks +47% synergy
Impact Tremors
50% of 38 decks +46% synergy
Enlightened Tutor
50% of 38 decks +42% synergy
Path to Exile
50% of 38 decks +30% synergy
Arcane Denial
47% of 38 decks +38% synergy
An Offer You Can't Refuse
47% of 38 decks +37% synergy
Glen Elendra Archmage
45% of 38 decks +44% synergy
Creatures (50)
Blisterpod
60% of 5 decks +60% synergy
Catacomb Sifter
60% of 5 decks +60% synergy
Xavier Sal, Infested Captain
60% of 5 decks +60% synergy
Atraxa, Praetors' Voice
60% of 5 decks +60% synergy
Meren of Clan Nel Toth
60% of 5 decks +59% synergy
Cankerbloom
60% of 5 decks +56% synergy
Kelsien, the Plague
50% of 6 decks +50% synergy
Daxos the Returned
50% of 6 decks +50% synergy
Sifter of Skulls
50% of 6 decks +49% synergy
Morbid Opportunist
50% of 6 decks +47% synergy
River Kelpie
39% of 38 decks +39% synergy
Esper Sentinel
39% of 38 decks +30% synergy
Lesser Masticore
34% of 38 decks +34% synergy
Urza, Lord High Artificer
32% of 38 decks +30% synergy
Thought Monitor
32% of 38 decks +30% synergy
Ornithopter of Paradise
32% of 38 decks +27% synergy
Dockside Extortionist
32% of 38 decks +24% synergy
Solemn Simulacrum
32% of 38 decks +17% synergy
Purphoros, God of the Forge
29% of 38 decks +27% synergy
Displacer Kitten
26% of 38 decks +23% synergy
Mondrak, Glory Dominus
26% of 38 decks +22% synergy
Iron Myr
24% of 38 decks +22% synergy
Jhoira, Weatherlight Captain
24% of 38 decks +22% synergy
Reckless Fireweaver
24% of 38 decks +21% synergy
Saheeli, the Sun's Brilliance
21% of 38 decks +20% synergy
Grateful Apparition
21% of 38 decks +20% synergy
Junk Winder
21% of 38 decks +20% synergy
Gold Myr
21% of 38 decks +20% synergy
Silver Myr
21% of 38 decks +20% synergy
Steel Overseer
21% of 38 decks +19% synergy
Thrummingbird
21% of 38 decks +19% synergy
Phyrexian Metamorph
21% of 38 decks +18% synergy
Ragavan, Nimble Pilferer
21% of 38 decks +17% synergy
Grand Abolisher
21% of 38 decks +17% synergy
Anim Pakal, Thousandth Moon
19% of 37 decks +17% synergy
Brudiclad, Telchor Engineer
18% of 38 decks +18% synergy
Recruiter of the Guard
18% of 38 decks +17% synergy
Ranger-Captain of Eos
18% of 38 decks +16% synergy
Palladium Myr
18% of 38 decks +16% synergy
Phantasmal Image
18% of 38 decks +16% synergy
Imperial Recruiter
18% of 38 decks +15% synergy
Oltec Matterweaver
18% of 33 decks +17% synergy
Metastatic Evangel
18% of 22 decks +17% synergy
Spawnbed Protector
17% of 18 decks +12% synergy
Master of Etherium
16% of 38 decks +15% synergy
Hangarback Walker
16% of 38 decks +15% synergy
Tribute Mage
16% of 38 decks +14% synergy
Lae'zel, Vlaakith's Champion
16% of 38 decks +14% synergy
Loyal Apprentice
16% of 38 decks +14% synergy
Kiki-Jiki, Mirror Breaker
16% of 38 decks +14% synergy
Instants (42)
Beast Within
60% of 5 decks +41% synergy
Deadly Dispute
50% of 6 decks +44% synergy
Counterspell
39% of 38 decks +18% synergy
Swan Song
37% of 38 decks +29% synergy
Deflecting Swat
29% of 38 decks +21% synergy
Fierce Guardianship
29% of 38 decks +20% synergy
Cyclonic Rift
29% of 38 decks +15% synergy
Flusterstorm
26% of 38 decks +23% synergy
Generous Gift
26% of 38 decks +14% synergy
Silence
24% of 38 decks +21% synergy
Force of Will
24% of 38 decks +18% synergy
Whir of Invention
21% of 38 decks +19% synergy
Chaos Warp
21% of 38 decks +5% synergy
Theoretical Duplication
18% of 38 decks +18% synergy
Intuition
18% of 38 decks +17% synergy
Prologue to Phyresis
18% of 38 decks +17% synergy
Mindbreak Trap
18% of 38 decks +17% synergy
Mystical Tutor
18% of 38 decks +11% synergy
See Double
16% of 38 decks +15% synergy
Rootborn Defenses
16% of 38 decks +14% synergy
Brain Freeze
16% of 38 decks +14% synergy
Mental Misstep
16% of 38 decks +13% synergy
Pact of Negation
16% of 38 decks +12% synergy
Force of Negation
16% of 38 decks +11% synergy
Mana Drain
16% of 38 decks +8% synergy
Teferi's Protection
16% of 38 decks +6% synergy
Negate
16% of 38 decks +4% synergy
Three Steps Ahead
15% of 34 decks +12% synergy
Muddle the Mixture
13% of 38 decks +11% synergy
Boros Charm
13% of 38 decks +7% synergy
Experimental Augury
11% of 38 decks +9% synergy
Ephemerate
11% of 38 decks +8% synergy
Final Showdown
9% of 33 decks +6% synergy
Electrosiphon
9% of 34 decks +8% synergy
Glimmer of Genius
8% of 38 decks +8% synergy
Final Fortune
8% of 38 decks +7% synergy
Delay
8% of 38 decks +6% synergy
Borne Upon a Wind
8% of 38 decks +6% synergy
Dispatch
8% of 38 decks +6% synergy
Dispel
8% of 38 decks +5% synergy
Flawless Maneuver
8% of 38 decks +4% synergy
Dovin's Veto
8% of 38 decks +3% synergy
Sorceries (23)
Growth Spasm
60% of 5 decks +60% synergy
Fabricate
32% of 38 decks +28% synergy
Jeska's Will
26% of 38 decks +18% synergy
Sevinne's Reclamation
24% of 38 decks +21% synergy
Blasphemous Act
24% of 38 decks +7% synergy
Transmute Artifact
21% of 38 decks +21% synergy
Quasiduplicate
21% of 38 decks +20% synergy
Tezzeret's Gambit
18% of 38 decks +17% synergy
Gamble
18% of 38 decks +14% synergy
Irenicus's Vile Duplication
16% of 38 decks +14% synergy
Wheel of Fortune
16% of 38 decks +13% synergy
Farewell
16% of 38 decks +9% synergy
Molten Duplication
15% of 33 decks +13% synergy
Requisition Raid
15% of 34 decks +12% synergy
Reshape
13% of 38 decks +12% synergy
Wake the Past
11% of 38 decks +10% synergy
Gitaxian Probe
11% of 38 decks +7% synergy
Vandalblast
11% of 38 decks +2% synergy
Organic Extinction
8% of 38 decks +7% synergy
Twinflame
8% of 38 decks +6% synergy
Serum Visions
8% of 38 decks +6% synergy
Preordain
8% of 38 decks +2% synergy
Faithless Looting
8% of 38 decks -0% synergy
Utility Artifacts (32)
Inspiring Statuary
32% of 38 decks +30% synergy
Panharmonicon
29% of 38 decks +25% synergy
The One Ring
29% of 38 decks +20% synergy
Worldwalker Helm
27% of 33 decks +26% synergy
Blasting Station
26% of 38 decks +26% synergy
Cauldron of Souls
21% of 38 decks +20% synergy
Altar of Dementia
21% of 38 decks +18% synergy
Helm of the Host
18% of 38 decks +15% synergy
Lightning Greaves
18% of 38 decks -7% synergy
Izzet Generatorium
17% of 18 decks +14% synergy
Idol of Oblivion
16% of 38 decks +12% synergy
Automated Assembly Line
15% of 34 decks +14% synergy
Gonti's Aether Heart
13% of 38 decks +13% synergy
Nim Deathmantle
13% of 38 decks +12% synergy
Cloudstone Curio
13% of 38 decks +12% synergy
Illusionist's Bracers
13% of 38 decks +12% synergy
Wayfarer's Bauble
13% of 38 decks +2% synergy
Simulacrum Synthesizer
12% of 33 decks +11% synergy
Decoction Module
11% of 38 decks +10% synergy
Spawning Pit
11% of 38 decks +10% synergy
Eldrazi Monument
11% of 38 decks +9% synergy
Krark-Clan Ironworks
11% of 38 decks +9% synergy
Darksteel Forge
11% of 38 decks +9% synergy
Moonsilver Key
11% of 38 decks +9% synergy
Thousand Moons Smithy
11% of 38 decks +8% synergy
Swiftfoot Boots
11% of 38 decks -18% synergy
Aetherworks Marvel
8% of 38 decks +8% synergy
Culling Dais
8% of 38 decks +8% synergy
Throne of Geth
8% of 38 decks +7% synergy
Shorikai, Genesis Engine
8% of 38 decks +7% synergy
Agatha's Soul Cauldron
8% of 38 decks +6% synergy
Mystic Forge
8% of 38 decks +5% synergy
Enchantments (25)
From Beyond
60% of 5 decks +60% synergy
Hidden Stockpile
50% of 6 decks +50% synergy
Black Market Connections
50% of 6 decks +44% synergy
Intruder Alarm
37% of 38 decks +36% synergy
Rhystic Study
34% of 38 decks +20% synergy
Mystic Remora
26% of 38 decks +17% synergy
Warleader's Call
25% of 36 decks +22% synergy
Powerbalance
22% of 18 decks +18% synergy
Smothering Tithe
21% of 38 decks +9% synergy
Mechanized Production
18% of 38 decks +17% synergy
Virtue of Knowledge
18% of 38 decks +17% synergy
Anointed Procession
18% of 38 decks +14% synergy
Scurry of Gremlins
17% of 18 decks +15% synergy
Skrelv's Hive
16% of 38 decks +14% synergy
Underworld Breach
16% of 38 decks +13% synergy
Followed Footsteps
13% of 38 decks +13% synergy
Vesuvan Duplimancy
13% of 38 decks +12% synergy
As Foretold
13% of 38 decks +12% synergy
Trouble in Pairs
11% of 36 decks +7% synergy
Inexorable Tide
11% of 38 decks +9% synergy
Thopter Spy Network
11% of 38 decks +9% synergy
Nahiri's Resolve
8% of 38 decks +7% synergy
Mana Echoes
8% of 38 decks +7% synergy
Teleportation Circle
8% of 38 decks +6% synergy
Intangible Virtue
8% of 38 decks +6% synergy
Planeswalkers (3)
Saheeli, Sublime Artificer
21% of 38 decks +20% synergy
Tezzeret the Seeker
18% of 38 decks +17% synergy
Teferi, Time Raveler
16% of 38 decks +14% synergy
Utility Lands (17)
Otawara, Soaring City
32% of 38 decks +23% synergy
Urza's Saga
29% of 38 decks +22% synergy
Ancient Tomb
29% of 38 decks +18% synergy
Reliquary Tower
26% of 38 decks -2% synergy
Inventors' Fair
24% of 38 decks +20% synergy
Karn's Bastion
24% of 38 decks +19% synergy
Great Furnace
21% of 38 decks +18% synergy
Archway of Innovation
21% of 24 decks +19% synergy
Seat of the Synod
18% of 38 decks +15% synergy
Ancient Den
16% of 38 decks +13% synergy
Minamo, School at Water's Edge
13% of 38 decks +11% synergy
Academy Ruins
13% of 38 decks +11% synergy
Buried Ruin
13% of 38 decks +8% synergy
Darksteel Citadel
11% of 38 decks +6% synergy
Fomori Vault
9% of 33 decks +7% synergy
HELIOS One
9% of 34 decks +8% synergy
Nesting Grounds
8% of 38 decks +7% synergy
Mana Artifacts (22)
Arcane Signet
89% of 38 decks +19% synergy
Sol Ring
89% of 38 decks +5% synergy
Talisman of Progress
42% of 38 decks +38% synergy
Fellwar Stone
39% of 38 decks +19% synergy
Talisman of Conviction
37% of 38 decks +32% synergy
Talisman of Creativity
37% of 38 decks +30% synergy
Mox Opal
26% of 38 decks +22% synergy
Chromatic Lantern
24% of 38 decks +14% synergy
Chrome Mox
21% of 38 decks +14% synergy
Lotus Petal
21% of 38 decks +14% synergy
Lion's Eye Diamond
18% of 38 decks +17% synergy
Mox Diamond
18% of 38 decks +14% synergy
Mana Crypt
18% of 38 decks +7% synergy
Astral Cornucopia
16% of 38 decks +15% synergy
Everflowing Chalice
16% of 38 decks +11% synergy
Thought Vessel
13% of 38 decks -3% synergy
Staff of Compleation
11% of 38 decks +9% synergy
Mana Vault
11% of 38 decks +4% synergy
Izzet Signet
11% of 38 decks +4% synergy
Jeweled Lotus
11% of 38 decks +3% synergy
Boros Signet
8% of 38 decks +2% synergy
Azorius Signet
8% of 38 decks +2% synergy
Lands (50)
Command Tower
92% of 38 decks +19% synergy
Hallowed Fountain
66% of 38 decks +57% synergy
Steam Vents
61% of 38 decks +51% synergy
Brushland
60% of 5 decks +57% synergy
Karplusan Forest
60% of 5 decks +57% synergy
Llanowar Wastes
60% of 5 decks +55% synergy
Yavimaya Coast
60% of 5 decks +54% synergy
Exotic Orchard
58% of 38 decks +23% synergy
Training Center
55% of 38 decks +49% synergy
Sacred Foundry
55% of 38 decks +47% synergy
Sulfurous Springs
50% of 6 decks +46% synergy
Underground River
50% of 6 decks +46% synergy
Shivan Reef
50% of 38 decks +44% synergy
Flooded Strand
50% of 38 decks +40% synergy
Raugrin Triome
47% of 38 decks +44% synergy
Spectator Seating
47% of 38 decks +42% synergy
Arid Mesa
47% of 38 decks +36% synergy
Scalding Tarn
47% of 38 decks +36% synergy
Sea of Clouds
45% of 38 decks +39% synergy
Battlefield Forge
39% of 38 decks +34% synergy
Spire of Industry
34% of 38 decks +31% synergy
Adarkar Wastes
34% of 38 decks +31% synergy
Glacial Fortress
34% of 38 decks +29% synergy
Clifftop Retreat
34% of 38 decks +29% synergy
Sulfur Falls
34% of 38 decks +28% synergy
Mana Confluence
34% of 38 decks +27% synergy
Mystic Monastery
32% of 38 decks +29% synergy
City of Brass
29% of 38 decks +21% synergy
Bloodstained Mire
29% of 38 decks +19% synergy
Polluted Delta
29% of 38 decks +18% synergy
Misty Rainforest
29% of 38 decks +17% synergy
Prairie Stream
26% of 38 decks +19% synergy
Wooded Foothills
26% of 38 decks +17% synergy
Marsh Flats
26% of 38 decks +15% synergy
Mystic Gate
24% of 38 decks +23% synergy
Plateau
21% of 38 decks +18% synergy
Tundra
21% of 38 decks +18% synergy
Volcanic Island
21% of 38 decks +18% synergy
Perilous Landscape
19% of 21 decks +17% synergy
Windswept Heath
18% of 38 decks +8% synergy
Path of Ancestry
18% of 38 decks -2% synergy
Meticulous Archive
17% of 36 decks +14% synergy
Aether Hub
16% of 38 decks +15% synergy
Deserted Beach
16% of 38 decks +12% synergy
Stormcarved Coast
16% of 38 decks +12% synergy
Gemstone Caverns
16% of 38 decks +11% synergy
Elegant Parlor
14% of 36 decks +11% synergy
Thundering Falls
14% of 36 decks +11% synergy
Cascade Bluffs
13% of 38 decks +11% synergy
Skycloud Expanse
13% of 38 decks +11% synergy