Skeleton Ship + Intruder Alarm + Geralf's Messenger + Woe Strider

Skeleton Ship
Intruder Alarm
Geralf's Messenger
Woe Strider

Requires
Skeleton Ship must be on the battlefield. Intruder Alarm must be on the battlefield. Geralf's Messenger must be on the battlefield. Woe Strider must be on the battlefield. Skeleton Ship does not have summoning sickness. Geralf's Messenger does not have any +1/+1 counters.
Steps
  1. Activate Woe Strider by sacrificing Geralf's Messenger.
  2. Geralf's Messenger dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Geralf's Messenger enters the battlefield, triggering itself and Intruder Alarm.
  4. Resolve the Geralf's Messenger trigger, causing an opponent to lose 2 life.
  5. Resolve the Intruder Alarm trigger, untapping all creatures.
  6. Resolve the Woe Strider ability from step 1, causing you to scry 1.
  7. Activate Skeleton Ship by tapping it, putting a -1/-1 counter on Geralf's Messenger.
  8. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite lifeloss. Infinite LTB. Infinite mana creatures you control can produce. Infinite sacrifice triggers. Infinite scry 1. Infinite untap of all creatures.

The Scarab God
0.01% of 10352 decks 1 decks
Creatures
Plaguebearer
100% of 1 decks +100% synergy
Mirran Spy
100% of 1 decks +100% synergy
Dread Wanderer
100% of 1 decks +100% synergy
Smothering Abomination
100% of 1 decks +100% synergy
Grim Haruspex
100% of 1 decks +99% synergy
Yahenni, Undying Partisan
100% of 1 decks +99% synergy
Liliana, Heretical Healer
100% of 1 decks +99% synergy
Lazotep Reaver
100% of 1 decks +99% synergy
Phyrexian Delver
100% of 1 decks +99% synergy
Josu Vess, Lich Knight
100% of 1 decks +98% synergy
Defiler of Flesh
100% of 1 decks +98% synergy
Zulaport Cutthroat
100% of 1 decks +96% synergy
Sidisi, Undead Vizier
100% of 1 decks +95% synergy
Relentless Dead
100% of 1 decks +95% synergy
Ghoulcaller Gisa
100% of 1 decks +95% synergy
Sheoldred, Whispering One
100% of 1 decks +94% synergy
Vengeful Dead
100% of 1 decks +94% synergy
Mikaeus, the Unhallowed
100% of 1 decks +94% synergy
Noxious Ghoul
100% of 1 decks +94% synergy
Plague Belcher
100% of 1 decks +93% synergy
Cryptbreaker
100% of 1 decks +93% synergy
Carrion Feeder
100% of 1 decks +92% synergy
Midnight Reaper
100% of 1 decks +92% synergy
Undead Warchief
100% of 1 decks +91% synergy
Fleshbag Marauder
100% of 1 decks +89% synergy
Cemetery Reaper
100% of 1 decks +89% synergy
Lord of the Accursed
100% of 1 decks +89% synergy
Undead Augur
100% of 1 decks +88% synergy
Gravecrawler
100% of 1 decks +88% synergy
Diregraf Colossus
100% of 1 decks +88% synergy
Death Baron
100% of 1 decks +88% synergy
Gray Merchant of Asphodel
100% of 1 decks +85% synergy
Instants
Banishing Knack
100% of 1 decks +100% synergy
Swan Song
100% of 1 decks +82% synergy
Arcane Denial
100% of 1 decks +76% synergy
Cyclonic Rift
100% of 1 decks +71% synergy
Negate
100% of 1 decks +67% synergy
Counterspell
100% of 1 decks +43% synergy
Sorceries
Endless Obedience
100% of 1 decks +99% synergy
Patriarch's Bidding
100% of 1 decks +97% synergy
Dark Salvation
100% of 1 decks +96% synergy
Army of the Damned
100% of 1 decks +91% synergy
Kindred Dominance
100% of 1 decks +91% synergy
Damnation
100% of 1 decks +87% synergy
Utility Artifacts
Aetherflux Reservoir
100% of 1 decks +99% synergy
Time Sieve
100% of 1 decks +98% synergy
Whip of Erebos
100% of 1 decks +98% synergy
Altar of Dementia
100% of 1 decks +94% synergy
Enchantments
Biotransference
100% of 1 decks +100% synergy
Grave Pact
100% of 1 decks +95% synergy
Open the Graves
100% of 1 decks +94% synergy
Endless Ranks of the Dead
100% of 1 decks +90% synergy
Phyrexian Arena
100% of 1 decks +88% synergy
Rooftop Storm
100% of 1 decks +87% synergy
Planeswalkers
Liliana, Untouched by Death
100% of 1 decks +97% synergy
Liliana, Dreadhorde General
100% of 1 decks +95% synergy
Liliana, Death's Majesty
100% of 1 decks +93% synergy
Utility Lands
Nykthos, Shrine to Nyx
100% of 1 decks +97% synergy
Cabal Coffers
100% of 1 decks +88% synergy
Three Tree City
100% of 1 decks +85% synergy
Urborg, Tomb of Yawgmoth
100% of 1 decks +79% synergy
Reliquary Tower
100% of 1 decks +65% synergy
Bojuka Bog
100% of 1 decks +60% synergy
Mana Artifacts
Dimir Cluestone
100% of 1 decks +98% synergy
Thought Vessel
100% of 1 decks +69% synergy
Dimir Signet
100% of 1 decks +35% synergy
Arcane Signet
100% of 1 decks +15% synergy
Sol Ring
100% of 1 decks +11% synergy
Lands
Fabled Passage
100% of 1 decks +92% synergy
Fetid Pools
100% of 1 decks +86% synergy
Polluted Delta
100% of 1 decks +72% synergy
Watery Grave
100% of 1 decks +55% synergy
Drowned Catacomb
100% of 1 decks +52% synergy
Choked Estuary
100% of 1 decks +51% synergy
Sunken Hollow
100% of 1 decks +32% synergy