Requires

Nim Deathmantle must be on the battlefield. Skirk Prospector must be on the battlefield. Ponyback Brigade must be on the battlefield. Mana needed:

Steps

1. Activate Skirk Prospector by sacrificing Ponyback Brigade, adding .
2. Ponyback Brigade dies, triggering Nim Deathmantle, causing you to pay to return Ponyback Brigade from your graveyard to the battlefield, and attach Nim Deathmantle to it.
3. Ponyback Brigade enters the battlefield, creating three 1/1 Goblin creature tokens.
4. Activate Skirk Prospector three times by sacrificing the Goblins, adding .
5. Repeat.

Results