Chthonian Nightmare + Greedy Freebooter + Shambling Ghast + Birgi, God of Storytelling
Chthonian Nightmare
Greedy Freebooter
Shambling Ghast
Birgi, God of Storytelling
Requires
Chthonian Nightmare must be in hand.
Greedy Freebooter must be on the battlefield.
Shambling Ghast must be in the graveyard.
Birgi, God of Storytelling // Harnfel, Horn of Bounty must be on the battlefield.
Mana needed: 
Steps
- Cast Chthonian Nightmare by paying .
- Birgi triggers, adding .
- When Chthonian Nightmare enters the battlefield, it triggers, causing you to get
. - Activate Chthonian Nightmare by paying , sacrificing Greedy Freebooter and returning Chthonian Nightmare from the battlefield to your hand.
- When Greedy Freebooter dies, it triggers, causing you to scry 1 and create a Treasure token.
- Resolve the Chthonian Nightmare ability, returning Shambling Ghast from your graveyard to the battlefield.
- Activate the Treasure by tapping and sacrificing it, adding .
- Cast Chthonian Nightmare by paying .
- Birgi triggers, adding .
- When Chthonian Nightmare enters the battlefield, it triggers, causing you to get .
- Activate Chthonian Nightmare by paying , sacrificing Shambling Ghast and returning Chthonian Nightmare from the battlefield to your hand.
- When Shambling Ghast dies, it triggers, creating a Treasure token.
- Resolve the Chthonian Nightmare ability, returning Greedy Freebooter from your graveyard to the battlefield.
- Activate the Treasure by tapping and sacrificing it, adding .
- Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers. Infinite scry 1. Infinite storm count. Infinite energy counters.
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