Kiki-Jiki, Mirror Breaker + Ashnod's Altar + Phantom Steed

Kiki-Jiki, Mirror Breaker
Ashnod's Altar
Phantom Steed

Requires
Kiki-Jiki, Mirror Breaker must be on the battlefield. Ashnod's Altar must be on the battlefield. Phantom Steed must be on the battlefield.
Steps
  1. Activate Kiki-Jiki by tapping it, creating a token copy of Phantom Steed.
  2. When the Phantom Steed token enters the battlefield, it triggers, exiling Kiki-Jiki until Phantom Steed leaves the battlefield.
  3. Activate Ashnod's Altar by sacrificing the Phantom Steed token, adding .
  4. When the Phantom Steed token dies, Kiki-Jiki is returned from exile to the battlefield.
  5. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers. Infinite colorless mana.

Zara, Renegade Recruiter
0.68% of 584 decks 4 decks
Ludevic, Necro-Alchemist // Ravos, Soultender
0.46% of 218 decks 1 decks
Saheeli, the Sun's Brilliance
0.06% of 1813 decks 1 decks
Atogatog
0.07% of 1441 decks 1 decks
Lord Xander, the Collector
0.03% of 3074 decks 1 decks
Admiral Brass, Unsinkable
0.02% of 6299 decks 1 decks
Wick, the Whorled Mind
0.01% of 7168 decks 1 decks
Akiri, Line-Slinger // Glacian, Powerstone Engineer
1.72% of 58 decks 1 decks
High Synergy Cards
Conjurer's Closet
55% of 11 decks +52% synergy
Ghostly Flicker
55% of 11 decks +50% synergy
Goblin Bombardment
55% of 11 decks +48% synergy
Deadeye Navigator
45% of 11 decks +43% synergy
Coercive Recruiter
36% of 11 decks +35% synergy
Captivating Crew
36% of 11 decks +35% synergy
Thassa, Deep-Dwelling
36% of 11 decks +34% synergy
Strionic Resonator
36% of 11 decks +33% synergy
Dockside Extortionist
36% of 11 decks +28% synergy
Etali, Primal Storm
36% of 11 decks +27% synergy
Top Cards
Chaos Warp
45% of 11 decks +14% synergy
Blasphemous Act
45% of 11 decks +12% synergy
Counterspell
45% of 11 decks +3% synergy
Solemn Simulacrum
36% of 11 decks +23% synergy
Game Changers
Cyclonic Rift
36% of 11 decks +10% synergy
Rhystic Study
27% of 11 decks +1% synergy
Creatures
Molten Primordial
27% of 11 decks +27% synergy
Zealous Conscripts
27% of 11 decks +25% synergy
Agent of Treachery
27% of 11 decks +25% synergy
Port Razer
27% of 11 decks +25% synergy
Glasspool Mimic
27% of 11 decks +24% synergy
Mulldrifter
27% of 11 decks +22% synergy
Spark Double
27% of 11 decks +21% synergy
Instants
Kazuul's Fury
36% of 11 decks +34% synergy
Negate
27% of 11 decks +5% synergy
Sorceries
Blatant Thievery
27% of 11 decks +26% synergy
Utility Artifacts
Lithoform Engine
27% of 11 decks +26% synergy
Altar of Dementia
27% of 11 decks +25% synergy
Helm of the Host
27% of 11 decks +24% synergy
Utility Lands
Rogue's Passage
36% of 11 decks +16% synergy
Treasure Vault
27% of 11 decks +25% synergy
High Market
27% of 11 decks +25% synergy
Mana Artifacts
Arcane Signet
82% of 11 decks +10% synergy
Sol Ring
73% of 11 decks -12% synergy
Talisman of Indulgence
60% of 5 decks +33% synergy
Talisman of Dominance
60% of 5 decks +28% synergy
Izzet Signet
55% of 11 decks +27% synergy
Talisman of Creativity
45% of 11 decks +17% synergy
Fellwar Stone
36% of 11 decks +15% synergy
Cursed Mirror
27% of 11 decks +22% synergy
Chromatic Lantern
27% of 11 decks +18% synergy
Lands
Steam Vents
82% of 11 decks +44% synergy
Command Tower
82% of 11 decks +7% synergy
Blood Crypt
80% of 5 decks +42% synergy
Watery Grave
80% of 5 decks +40% synergy
Exotic Orchard
64% of 11 decks +28% synergy
Scalding Tarn
55% of 11 decks +44% synergy
Training Center
55% of 11 decks +28% synergy
Sulfur Falls
45% of 11 decks +13% synergy
Polluted Delta
36% of 11 decks +25% synergy
Shivan Reef
36% of 11 decks +9% synergy
Riverglide Pathway
27% of 11 decks +19% synergy
Bloodstained Mire
27% of 11 decks +17% synergy
Temple of Epiphany
27% of 11 decks +9% synergy
Path of Ancestry
27% of 11 decks +5% synergy