Color Identity: B

Initial Card State
- All permanents on the battlefield.
Mana Needed
- ({2} magic symbol)
available.
Steps
- Activate Ashnod's Altar by sacrificing Royal Warden, adding ({C} magic symbol)
({C} magic symbol)
. - When Royal Warden dies, Nim Deathmantle triggers, causing you to pay ({4} magic symbol)
to return Royal Warden from your graveyard to the battlefield and attach Nim Deathmantle to it. - When Royal Warden enters, it triggers, creating two tapped artifact creature tokens.
- Activate Ashnod's Altar by sacrificing a creature token, adding ({C} magic symbol)
({C} magic symbol)
. - Repeat.
Results
- Infinite creature ETB.
- Infinite creature LTB.
- Infinite creature sacrifice triggers.
- Infinite death triggers.
- Infinite tapped creature tokens.
- Infinite artifact ETB.
- Infinite tapped artifact tokens.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).