How can you create a combo with Cloudstone Curio, Rograkh, Son of Rohgahh, Kobolds of Kher Keep?
user
[START OF COMBO]This combo can be formed with Cloudstone Curio, Rograkh, Son of Rohgahh, Kobolds of Kher Keep

Color identity: R
Mana cost: 
Steps:
  1. Cast Rograkh.
  2. Rograkh enters the battlefield, triggering Cloudstone Curio, returning Kobolds of Kher Keep to your hand.
  3. Cast Kobolds of Kher Keep for {0}.
  4. Kobolds of Kher Keep enters the battlefield, triggering Cloudstone Curio, returning Rograkh to your hand.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Cloudstone Curio must be on the battlefield
  - Rograkh, Son of Rohgahh must be in your hand or in the command zone
  - Kobolds of Kher Keep must be on the battlefield
  - You have enough mana to pay for Rograkh's commander tax if it is in the command zone.
[END OF COMBO PREREQUISITES]
assistant