Koll, the Forgemaster + Rograkh, Son of Rohgahh + Demonmail Hauberk + Kobolds of Kher Keep

Koll, the Forgemaster

Rograkh, Son of Rohgahh

Demonmail Hauberk

Kobolds of Kher Keep

How it works

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