Quillspike + Phyrexian Altar + Putrid Goblin

Quillspike
Phyrexian Altar
Putrid Goblin

Requires
Quillspike must be on the battlefield. Phyrexian Altar must be on the battlefield. Putrid Goblin must be on the battlefield. Putrid Goblin does not have a -1/-1 counter on it.
Steps
  1. Activate Phyrexian Altar by sacrificing Putrid Goblin, adding bg.
  2. When Putrid Goblin dies, its persist ability triggers, returning it to the battlefield from your graveyard with a -1/-1 counter on it.
  3. Activate Quillspike by paying bg and removing the -1/-1 counter from Putrid Goblin, giving Quillspike +3/+3 until end of turn.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinitely large Quillspike until end of turn. Infinite sacrifice triggers.

Top Commanders (2)
Hapatra, Vizier of Poisons
0.13% of 4696 decks 6 decks
Tayam, Luminous Enigma
0.06% of 4979 decks 3 decks
High Synergy Cards (6)
Safehold Elite
100% of 7 decks +100% synergy
Kitchen Finks
100% of 7 decks +100% synergy
Vizier of Remedies
100% of 7 decks +100% synergy
Murderous Redcap
100% of 4 decks +100% synergy
Goblin Bombardment
100% of 4 decks +97% synergy
Devoted Druid
82% of 22 decks +80% synergy
Top Cards (10)
Ashnod's Altar
82% of 22 decks +74% synergy
Melira, Sylvok Outcast
73% of 22 decks +73% synergy
Viscera Seer
68% of 22 decks +63% synergy
Carrion Feeder
64% of 22 decks +61% synergy
Altar of Dementia
64% of 22 decks +61% synergy
Blood Artist
64% of 22 decks +57% synergy
Lesser Masticore
59% of 22 decks +59% synergy
Zulaport Cutthroat
59% of 22 decks +54% synergy
Solemnity
57% of 7 decks +57% synergy
Luminous Broodmoth
57% of 7 decks +56% synergy
Creatures (50)
Mayhem Devil
75% of 4 decks +73% synergy
Mikaeus, the Unhallowed
50% of 22 decks +48% synergy
Rendclaw Trow
45% of 22 decks +45% synergy
Pitiless Plunderer
45% of 22 decks +42% synergy
Birds of Paradise
45% of 22 decks +33% synergy
Heartmender
43% of 7 decks +43% synergy
Kithkin Spellduster
43% of 7 decks +43% synergy
Anafenza, Kin-Tree Spirit
43% of 7 decks +42% synergy
Heliod, Sun-Crowned
43% of 7 decks +41% synergy
Woodfall Primus
41% of 22 decks +40% synergy
Ivy Lane Denizen
41% of 22 decks +40% synergy
Eternal Witness
41% of 22 decks +30% synergy
Puppeteer Clique
36% of 22 decks +35% synergy
Yawgmoth, Thran Physician
36% of 22 decks +34% synergy
Sakura-Tribe Elder
36% of 22 decks +27% synergy
Channeler Initiate
32% of 22 decks +32% synergy
Mazirek, Kraul Death Priest
32% of 22 decks +31% synergy
Scurry Oak
32% of 22 decks +31% synergy
Aerie Ouphes
27% of 22 decks +27% synergy
Spike Feeder
27% of 22 decks +27% synergy
Obelisk Spider
27% of 22 decks +27% synergy
Herd Baloth
27% of 22 decks +27% synergy
Fiend Artisan
27% of 22 decks +27% synergy
Walking Ballista
27% of 22 decks +25% synergy
Elvish Mystic
27% of 22 decks +19% synergy
Drivnod, Carnage Dominus
25% of 12 decks +23% synergy
Grim Poppet
23% of 22 decks +23% synergy
Wingrattle Scarecrow
23% of 22 decks +23% synergy
Wickerbough Elder
23% of 22 decks +22% synergy
Chatterfang, Squirrel General
23% of 22 decks +22% synergy
Gravecrawler
23% of 22 decks +21% synergy
Reassembling Skeleton
23% of 22 decks +21% synergy
Hooded Blightfang
18% of 22 decks +18% synergy
Generous Patron
18% of 22 decks +18% synergy
Necroskitter
18% of 22 decks +18% synergy
Triskelion
18% of 22 decks +18% synergy
Poison-Tip Archer
18% of 22 decks +17% synergy
Essence Warden
18% of 22 decks +17% synergy
Grim Haruspex
18% of 22 decks +16% synergy
Elves of Deep Shadow
18% of 22 decks +16% synergy
Llanowar Elves
18% of 22 decks +8% synergy
Braids, Arisen Nightmare
15% of 20 decks +11% synergy
Lingering Tormentor
14% of 22 decks +14% synergy
Hapatra, Vizier of Poisons
14% of 22 decks +14% synergy
Cinderhaze Wretch
14% of 22 decks +14% synergy
Soul Snuffers
14% of 22 decks +13% synergy
Carnifex Demon
14% of 22 decks +13% synergy
Savra, Queen of the Golgari
14% of 22 decks +13% synergy
Young Wolf
14% of 22 decks +13% synergy
Necrotic Ooze
14% of 22 decks +13% synergy
Instants (13)
Swords to Plowshares
57% of 7 decks +29% synergy
Beast Within
50% of 22 decks +31% synergy
Eladamri's Call
43% of 7 decks +40% synergy
Worldly Tutor
32% of 22 decks +25% synergy
Vampiric Tutor
32% of 22 decks +22% synergy
Deadly Dispute
23% of 22 decks +17% synergy
Assassin's Trophy
23% of 22 decks +17% synergy
Entomb
18% of 22 decks +14% synergy
Abrupt Decay
14% of 22 decks +11% synergy
Putrefy
14% of 22 decks +10% synergy
Krosan Grip
14% of 22 decks +9% synergy
Deadly Rollick
14% of 22 decks +8% synergy
Dark Ritual
14% of 22 decks +3% synergy
Sorceries (20)
Diabolic Intent
50% of 22 decks +45% synergy
Cultivate
45% of 22 decks +23% synergy
Demonic Tutor
36% of 22 decks +24% synergy
Nature's Lore
32% of 22 decks +17% synergy
Farseek
32% of 22 decks +16% synergy
Kodama's Reach
27% of 22 decks +12% synergy
Rampant Growth
27% of 22 decks +11% synergy
Grim Tutor
23% of 22 decks +20% synergy
Three Visits
23% of 22 decks +11% synergy
Primal Growth
18% of 22 decks +18% synergy
Black Sun's Zenith
18% of 22 decks +17% synergy
Jarad's Orders
14% of 22 decks +13% synergy
Dig Up
14% of 22 decks +13% synergy
Life's Legacy
14% of 22 decks +13% synergy
Unearth
14% of 22 decks +12% synergy
Imperial Seal
14% of 22 decks +11% synergy
Diabolic Tutor
14% of 22 decks +10% synergy
Skyshroud Claim
14% of 22 decks +9% synergy
Victimize
14% of 22 decks +8% synergy
Feed the Swarm
14% of 22 decks +4% synergy
Utility Artifacts (10)
Agatha's Soul Cauldron
57% of 7 decks +55% synergy
Skullclamp
36% of 22 decks +24% synergy
Cauldron of Souls
23% of 22 decks +22% synergy
Blasting Station
23% of 22 decks +22% synergy
Contagion Clasp
23% of 22 decks +21% synergy
Swiftfoot Boots
23% of 22 decks -6% synergy
Nim Deathmantle
18% of 22 decks +17% synergy
Luxior, Giada's Gift
14% of 22 decks +13% synergy
Contagion Engine
14% of 22 decks +13% synergy
Lightning Greaves
14% of 22 decks -12% synergy
Enchantments (18)
Swift Reconfiguration
43% of 7 decks +42% synergy
Nest of Scarabs
36% of 22 decks +36% synergy
Blowfly Infestation
27% of 22 decks +27% synergy
Moldervine Reclamation
27% of 22 decks +25% synergy
Thran Vigil
25% of 16 decks +25% synergy
Fecundity
23% of 22 decks +22% synergy
Cryptolith Rite
23% of 22 decks +21% synergy
Phyrexian Arena
23% of 22 decks +15% synergy
Flourishing Defenses
18% of 22 decks +18% synergy
Presence of Gond
18% of 22 decks +18% synergy
Animate Dead
18% of 22 decks +13% synergy
Sylvan Library
18% of 22 decks +12% synergy
Trudge Garden
14% of 22 decks +13% synergy
Death's Presence
14% of 22 decks +13% synergy
Evolutionary Leap
14% of 22 decks +13% synergy
Bastion of Remembrance
14% of 22 decks +10% synergy
Parallel Lives
14% of 22 decks +10% synergy
Exploration
14% of 22 decks +10% synergy
Utility Lands (12)
Phyrexian Tower
32% of 22 decks +28% synergy
Urborg, Tomb of Yawgmoth
32% of 22 decks +21% synergy
Yavimaya, Cradle of Growth
27% of 22 decks +18% synergy
Bojuka Bog
27% of 22 decks +11% synergy
Reliquary Tower
27% of 22 decks -1% synergy
Grim Backwoods
18% of 22 decks +17% synergy
High Market
18% of 22 decks +15% synergy
Boseiju, Who Endures
18% of 22 decks +9% synergy
Nesting Grounds
14% of 22 decks +12% synergy
Tranquil Thicket
14% of 22 decks +12% synergy
Barren Moor
14% of 22 decks +12% synergy
Ancient Tomb
14% of 22 decks +3% synergy
Mana Artifacts (6)
Sol Ring
86% of 22 decks +2% synergy
Arcane Signet
73% of 22 decks +2% synergy
Talisman of Resilience
32% of 22 decks +30% synergy
Golgari Signet
27% of 22 decks +25% synergy
Chromatic Lantern
18% of 22 decks +9% synergy
Commander's Sphere
18% of 22 decks +2% synergy
Lands (33)
Command Tower
86% of 22 decks +13% synergy
Savage Lands
75% of 4 decks +73% synergy
Temple of Abandon
75% of 4 decks +72% synergy
Temple of Malice
75% of 4 decks +72% synergy
Ziatora's Proving Ground
75% of 4 decks +72% synergy
Indatha Triome
71% of 7 decks +68% synergy
Temple Garden
71% of 7 decks +62% synergy
Godless Shrine
71% of 7 decks +62% synergy
Overgrown Tomb
68% of 22 decks +59% synergy
Overgrown Farmland
57% of 7 decks +54% synergy
Woodland Cemetery
55% of 22 decks +49% synergy
Deathcap Glade
50% of 22 decks +47% synergy
Verdant Catacombs
50% of 22 decks +38% synergy
Undergrowth Stadium
45% of 22 decks +40% synergy
Shattered Sanctum
43% of 7 decks +40% synergy
Llanowar Wastes
41% of 22 decks +36% synergy
Twilight Mire
36% of 22 decks +35% synergy
Darkbore Pathway
36% of 22 decks +34% synergy
Temple of Malady
36% of 22 decks +33% synergy
Nurturing Peatland
32% of 22 decks +31% synergy
Bayou
27% of 22 decks +24% synergy
Golgari Rot Farm
27% of 22 decks +24% synergy
City of Brass
27% of 22 decks +19% synergy
Windswept Heath
23% of 22 decks +13% synergy
Marsh Flats
23% of 22 decks +11% synergy
Exotic Orchard
23% of 22 decks -12% synergy
Mana Confluence
18% of 22 decks +10% synergy
Bloodstained Mire
18% of 22 decks +8% synergy
Blooming Marsh
14% of 22 decks +13% synergy
Tainted Wood
14% of 22 decks +11% synergy
Forbidden Orchard
14% of 22 decks +11% synergy
Wooded Foothills
14% of 22 decks +4% synergy
Misty Rainforest
14% of 22 decks +2% synergy