Color Identity: B

Initial Card State
- Chthonian Nightmare in hand.
- Wriggling Grub in your graveyard.
- Pitiless Plunderer and Altar of Dementia on the battlefield.
Mana Needed
- ({1} magic symbol)
({B} magic symbol)
available.
Steps
- Cast Chthonian Nightmare by paying ({1} magic symbol)
({B} magic symbol)
. - When Chthonian Nightmare enters the battlefield, it triggers, causing you to get ({E} magic symbol)
({E} magic symbol)
({E} magic symbol)
. - Activate Chthonian Nightmare by paying ({E} magic symbol)
({E} magic symbol)
({E} magic symbol)
, sacrificing another creature and returning Chthonian Nightmare from the battlefield to your hand. - When the creature dies, Pitiless Plunderer triggers, creating a Treasure token.
- Resolve the Chthonian Nightmare ability, returning Wriggling Grub from your graveyard to the battlefield.
- Activate Altar of Dementia by sacrificing Wriggling Grub.
- When Wriggling Grub dies, it and Pitiless Plunderer trigger.
- Resolve the Wriggling Grub trigger, creating two 1/1 Worm creature tokens.
- Resolve the Pitiless Plunderer trigger, creating a Treasure token.
- Resolve the Altar of Dementia ability.
- Activate the Treasures by tapping and sacrificing them, adding ({1} magic symbol)
({B} magic symbol)
. - Repeat.
Results
- Infinite LTB.
- Infinite ETB.
- Infinite sacrifice triggers.
- Infinite death triggers.
- Infinite mill.
- Infinite self-mill.
- Infinite storm count.
- Infinite creature tokens.
- Infinite energy counters.
- Infinite colored mana.
- Infinite Treasure tokens.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).