Koll, the Forgemaster + Demonmail Hauberk + Crimson Kobolds + Crookshank Kobolds

Koll, the Forgemaster

Demonmail Hauberk

Crimson Kobolds

Crookshank Kobolds

How it works

1. Activate Demonmail Hauberk's equip ability by sacrificing Crimson Kobolds, targeting Crookshank Kobolds.
2. Crimson Kobolds dies, triggering Koll, returning Crimson Kobolds from your graveyard to your hand.
3. Resolve the Demonmail Hauberk ability, attaching it to Crookshank Kobolds.
4. Cast Crimson Kobolds by paying 0.
5. Activate Demonmail Hauberk's equip ability by sacrificing Crookshank Kobolds, targeting Crimson Kobolds.
6. Crookshank Kobolds dies, triggering Koll, returning Crookshank Kobolds from your graveyard to your hand.
7. Resolve the Demonmail Hauberk ability, attaching it to Crimson Kobolds.
8. Cast Crookshank Kobolds by paying 0.
9. Repeat.