Color Identity: B

Initial Card State
- All permanents on the battlefield.
Steps
- Activate Yahenni by sacrificing Nether Traitor.
- When Nether Traitor dies, Pitiless Plunderer and Pawn of Ulamog trigger.
- Resolve the Pitiless Plunderer trigger, creating a Treasure artifact token.
- Resolve the Pawn of Ulamog trigger, creating a 0/1 Eldrazi Spawn token.
- Resolve the Yahenni ability, giving it indestructible until end of turn.
- Activate the Eldrazi Spawn token by sacrificing it, adding ({C} magic symbol)
. - When the Eldrazi Spawn dies, Pitiless Plunderer and Nether Traitor trigger.
- Resolve the Pitiless Plunderer trigger, creating another Treasure token.
- Activate a Treasure token by tapping and sacrificing it, adding ({B} magic symbol)
. - Resolve the Nether Traitor trigger, causing you to pay ({B} magic symbol)
to return it from your graveyard to the battlefield. - Repeat.
Results
- Infinite colored mana.
- Infinite colorless mana.
- Infinite death triggers.
- Infinite ETB.
- Infinite LTB.
- Infinite sacrifice triggers.
- Infinite Treasure tokens.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).