Requires

Zinnia, Valley's Voice must be on the battlefield. Cloudstone Curio must be on the battlefield. Ashnod's Altar must be on the battlefield. Kobolds of Kher Keep must be in hand. Mana needed:

Steps

1. Cast Kobolds of Kher Keep by paying , plus an additional for its offspring cost.
2. When Kobolds of Kher Keep enters the battlefield, it and Cloudstone Curio trigger.
3. Resolve the Cloudstone Curio trigger, returning nothing from the battlefield to your hand.
4. Resolve the Kobolds of Kher Keep trigger, creating a token copy of it that is 1/1.
5. When the Kobolds of Kher Keep token enters the battlefield, Cloudstone Curio triggers, returning the nontoken Kobolds of Kher Keep from the battlefield to your hand.
6. Activate Ashnod's Altar by sacrificing the token Kobolds of Kher Keep, adding .
7. Repeat.

Results