Color Identity: B

Initial Card State
- All permanents on the battlefield.
Steps
- Activate Phyrexian Altar by sacrificing Cult Conscript, adding ({B} magic symbol)
. - When Cult Conscript dies, Blight Mound triggers, creating a 1/1 Pest creature token.
- Activate Phyrexian Altar by sacrificing the Pest, adding ({1} magic symbol)
. - When the Pest dies, it triggers, causing you to gain 1 life.
- Activate Cult Conscript by paying ({1} magic symbol)
({B} magic symbol)
, returning it to the battlefield from your graveyard. - Repeat.
Results
- Infinite death triggers.
- Infinite ETB.
- Infinite lifegain.
- Infinite lifegain triggers.
- Infinite LTB.
- Infinite sacrifice triggers.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).