Phantom Steed + Godo, Bandit Warlord + Lumbering Battlement + Maskwood Nexus + Urabrask the Hidden

Phantom Steed
Godo, Bandit Warlord
Lumbering Battlement
Maskwood Nexus
Urabrask the Hidden

Requires
Phantom Steed must be on the battlefield. Godo, Bandit Warlord must be on the battlefield. Lumbering Battlement must be in exile (exiled by Phantom Steed). Maskwood Nexus must be on the battlefield. Urabrask the Hidden must be on the battlefield. An opponent cannot block and kill creatures you control.
Steps
  1. Declare Phantom Steed and Godo as attackers, triggering their abilities.
  2. Resolve the Godo trigger, untapping all creatures you control and causing you to get an additional combat phase after this one.
  3. Resolve the Phantom Steed trigger, creating a token copy of Lumbering Battlement.
  4. The token Lumbering Battlement enters the battlefield, exiling Godo until Lumbering Battlement leaves the battlefield.
  5. At the end of your combat phase, the token Lumbering Battlement triggers, causing you to sacrifice it.
  6. The token Lumbering Battlement leaves the battlefield, returning Godo from exile to the battlefield.
  7. Repeat each combat phase.
Results
Infinite combat phases. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite untap of creatures you control.

Kykar, Wind's Fury
0.01% of 10180 decks 1 decks
Creatures
Bishop of Wings
100% of 1 decks +100% synergy
Glitterfang
100% of 1 decks +100% synergy
Leveler
100% of 1 decks +100% synergy
Hullbreaker Horror
100% of 1 decks +98% synergy
Thassa's Oracle
100% of 1 decks +98% synergy
Harmonic Prodigy
100% of 1 decks +95% synergy
Coruscation Mage
100% of 1 decks +95% synergy
Birgi, God of Storytelling
100% of 1 decks +94% synergy
Elsha of the Infinite
100% of 1 decks +91% synergy
Talrand, Sky Summoner
100% of 1 decks +90% synergy
Young Pyromancer
100% of 1 decks +89% synergy
Storm-Kiln Artist
100% of 1 decks +86% synergy
Monastery Mentor
100% of 1 decks +85% synergy
Agate Instigator
100% of 1 decks +69% synergy
Instants
Synthetic Destiny
100% of 1 decks +99% synergy
Render Silent
100% of 1 decks +98% synergy
Dazzling Denial
100% of 1 decks +93% synergy
Opt
100% of 1 decks +88% synergy
Swan Song
100% of 1 decks +87% synergy
Frantic Search
100% of 1 decks +87% synergy
Negate
100% of 1 decks +81% synergy
Dovin's Veto
100% of 1 decks +79% synergy
Chaos Warp
100% of 1 decks +78% synergy
Cyclonic Rift
100% of 1 decks +77% synergy
Generous Gift
100% of 1 decks +74% synergy
Counterspell
100% of 1 decks +65% synergy
Path to Exile
100% of 1 decks +51% synergy
Swords to Plowshares
100% of 1 decks +32% synergy
Sorceries
Mass Polymorph
100% of 1 decks +99% synergy
Burning Inquiry
100% of 1 decks +99% synergy
Faithless Looting
100% of 1 decks +85% synergy
Ponder
100% of 1 decks +83% synergy
Utility Artifacts
The Magic Mirror
100% of 1 decks +99% synergy
Skullclamp
100% of 1 decks +88% synergy
Enchantments
Enduring Renewal
100% of 1 decks +100% synergy
Crown of Flames
100% of 1 decks +100% synergy
Coastal Piracy
100% of 1 decks +99% synergy
Ominous Seas
100% of 1 decks +96% synergy
Reconnaissance Mission
100% of 1 decks +94% synergy
Underworld Breach
100% of 1 decks +92% synergy
Impact Tremors
100% of 1 decks +88% synergy
Mystic Remora
100% of 1 decks +84% synergy
Jeskai Ascendancy
100% of 1 decks +81% synergy
Rhystic Study
100% of 1 decks +74% synergy
Echoing Assault
100% of 1 decks +73% synergy
Whirlwind of Thought
100% of 1 decks +69% synergy
Planeswalkers
Ral, Crackling Wit
100% of 1 decks +91% synergy
Elspeth, Sun's Champion
100% of 1 decks +89% synergy
Saheeli, Sublime Artificer
100% of 1 decks +88% synergy
Utility Lands
Fountainport
100% of 1 decks +95% synergy
Three Tree City
100% of 1 decks +95% synergy
Temple of the False God
100% of 1 decks +93% synergy
Ancient Tomb
100% of 1 decks +90% synergy
Otawara, Soaring City
100% of 1 decks +85% synergy
Mana Artifacts
Star Compass
100% of 1 decks +100% synergy
Mana Crypt
100% of 1 decks +91% synergy
Mind Stone
100% of 1 decks +84% synergy
Boros Signet
100% of 1 decks +62% synergy
Izzet Signet
100% of 1 decks +59% synergy
Azorius Signet
100% of 1 decks +58% synergy
Arcane Signet
100% of 1 decks +11% synergy
Sol Ring
100% of 1 decks +10% synergy
Lands
Inspiring Vantage
100% of 1 decks +97% synergy
Reflecting Pool
100% of 1 decks +93% synergy
Rugged Prairie
100% of 1 decks +87% synergy
Perilous Landscape
100% of 1 decks +72% synergy
Arid Mesa
100% of 1 decks +70% synergy
Spectator Seating
100% of 1 decks +66% synergy
Shivan Reef
100% of 1 decks +65% synergy
Sea of Clouds
100% of 1 decks +65% synergy
Training Center
100% of 1 decks +64% synergy
Clifftop Retreat
100% of 1 decks +60% synergy
Sacred Foundry
100% of 1 decks +59% synergy
Raugrin Triome
100% of 1 decks +59% synergy
Prairie Stream
100% of 1 decks +57% synergy
Steam Vents
100% of 1 decks +57% synergy
Sulfur Falls
100% of 1 decks +57% synergy
Hallowed Fountain
100% of 1 decks +56% synergy
Glacial Fortress
100% of 1 decks +56% synergy
Mystic Monastery
100% of 1 decks +43% synergy
Exotic Orchard
100% of 1 decks +39% synergy
Command Tower
100% of 1 decks +8% synergy