Cloudstone Curio + Crookshank Kobolds + Crimson Kobolds

단계

1. Cast Crookshank Kobolds by paying {0}.
2. When Crookshank Kobolds enters. Cloudstone Curio triggers, returning Crimson Kobolds from the battlefield to your hand.
3. Cast Crimson Kobolds by paying {0}.
4. When Crimson Kobolds enters, Cloudstone Curio triggers, returning Crookshank Kobolds from the battlefield to your hand.
5. Repeat.