Enduring Renewal + Phyrexian Altar + Intruder Alarm

Enduring Renewal
Phyrexian Altar
Intruder Alarm

Requires
Enduring Renewal must be on the battlefield. Phyrexian Altar must be on the battlefield. Intruder Alarm must be on the battlefield. You have at least one creature card in hand. Creatures you control can tap to produce enough mana to cast the creature card minus one colored mana. You are able to cast the creature card in hand.
Steps
  1. Activate all mana-producing creatures you control by tapping them, adding at least 1.
  2. Cast the creature card by paying its mana cost.
  3. When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Activate Phyrexian Altar by sacrificing the creature, adding one mana of any color.
  5. When the creature dies, Enduring Renewal triggers, returning the creature to your hand from your graveyard.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite sacrifice triggers. Infinite storm count. Infinite untap of all creatures.

Lady Evangela
1.08% of 93 decks 1 decks
Tobias, Doomed Conqueror
0.78% of 129 decks 1 decks
Ertai, the Corrupted
0.14% of 710 decks 1 decks
Akiri, Line-Slinger // Silas Renn, Seeker Adept
0.08% of 1183 decks 1 decks
Alela, Artful Provocateur
0.02% of 12066 decks 2 decks
Queza, Augur of Agonies
0.02% of 6247 decks 1 decks
Morophon, the Boundless
0.01% of 9784 decks 1 decks
Sisay, Weatherlight Captain
0.01% of 11940 decks 1 decks
Breya, Etherium Shaper
0.01% of 13775 decks 1 decks
High Synergy Cards
Ashnod's Altar
80% of 10 decks +72% synergy
Ornithopter
60% of 10 decks +58% synergy
Memnite
56% of 9 decks +55% synergy
Krark-Clan Ironworks
56% of 9 decks +54% synergy
Rhystic Study
80% of 10 decks +52% synergy
Altar of Dementia
50% of 10 decks +47% synergy
Mystic Remora
60% of 10 decks +42% synergy
Emry, Lurker of the Loch
44% of 9 decks +40% synergy
Academy Ruins
44% of 9 decks +40% synergy
Phyrexian Walker
40% of 10 decks +39% synergy
Top Cards
Swords to Plowshares
60% of 10 decks -3% synergy
Skullclamp
44% of 9 decks +32% synergy
Enlightened Tutor
40% of 10 decks +22% synergy
Counterspell
40% of 10 decks -3% synergy
Creatures
Sai, Master Thopterist
33% of 9 decks +30% synergy
Esper Sentinel
33% of 9 decks +12% synergy
Great Whale
30% of 10 decks +30% synergy
Cathodion
30% of 10 decks +30% synergy
Shield Sphere
30% of 10 decks +30% synergy
Instants
Vampiric Tutor
44% of 9 decks +26% synergy
Pact of Negation
33% of 9 decks +26% synergy
Force of Negation
33% of 9 decks +24% synergy
Cyclonic Rift
33% of 9 decks +5% synergy
Path to Exile
33% of 9 decks -12% synergy
Capsize
30% of 10 decks +29% synergy
Mystical Tutor
30% of 10 decks +15% synergy
Sorceries
Demonic Tutor
33% of 9 decks +11% synergy
Utility Artifacts
Staff of Domination
33% of 9 decks +32% synergy
Lightning Greaves
33% of 9 decks +8% synergy
Enchantments
Utility Lands
Buried Ruin
33% of 9 decks +28% synergy
Phyrexian Tower
33% of 9 decks +25% synergy
Otawara, Soaring City
33% of 9 decks +16% synergy
Reliquary Tower
33% of 9 decks +4% synergy
Mana Artifacts
Sol Ring
90% of 10 decks +5% synergy
Arcane Signet
56% of 9 decks -16% synergy
Mana Crypt
40% of 10 decks +30% synergy
Mox Amber
33% of 9 decks +29% synergy
Chrome Mox
33% of 9 decks +27% synergy
Lotus Petal
30% of 10 decks +23% synergy
Lands
Flooded Strand
70% of 10 decks +60% synergy
Command Tower
67% of 9 decks -7% synergy
Polluted Delta
60% of 10 decks +49% synergy
Sea of Clouds
44% of 9 decks +18% synergy
Exotic Orchard
44% of 9 decks +9% synergy
Hallowed Fountain
44% of 9 decks +3% synergy
Marsh Flats
44% of 9 decks +33% synergy
City of Brass
40% of 10 decks +32% synergy
Watery Grave
38% of 8 decks -4% synergy
Mana Confluence
33% of 9 decks +26% synergy
Arid Mesa
33% of 9 decks +23% synergy
Scalding Tarn
33% of 9 decks +22% synergy
Deserted Beach
33% of 9 decks +17% synergy
Evolving Wilds
33% of 9 decks +12% synergy
Glacial Fortress
33% of 9 decks +8% synergy
Caves of Koilos
33% of 9 decks +5% synergy
Wooded Foothills
30% of 10 decks +20% synergy
Bloodstained Mire
30% of 10 decks +20% synergy
Windswept Heath
30% of 10 decks +20% synergy
Adarkar Wastes
30% of 10 decks +13% synergy