How can you create a combo with Retrofitter Foundry, Clock of Omens, Dreamstone Hedron, Zirda, the Dawnwaker?
user
[START OF COMBO]This combo can be formed with Retrofitter Foundry, Clock of Omens, Dreamstone Hedron, Zirda, the Dawnwaker

Color identity: RW
Mana cost: {2}
Steps:
  1. Activate Retrofitter Foundry's second ability by paying {1} and tapping it, creating a 1/1 Servo artifact creature token.
  2. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  3. Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Servo token, untapping Dreamstone Hedron.
  4. Activate Dreamstone Hedron by tapping it, adding {3}.
  5. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  6. Activate Retrofitter Foundry's third ability by paying {1}, tapping it, and sacrificing a tapped Servo token, creating a 1/1 Thopter artifact creature token with flying.
  7. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  8. Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Thopter token, untapping Dreamstone Hedron.
  9. Activate Dreamstone Hedron by tapping it, adding {3}.
  10. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  11. Activate Retrofitter Foundry's fourth ability by tapping it and sacrificing a tapped Thopter token, creating a 4/4 Construct artifact creature token.
  12. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  13. Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Construct token, untapping Dreamstone Hedron.
  14. Activate Dreamstone Hedron by tapping it, adding {3}.
  15. Activate Retrofitter Foundry's first ability by paying {1}, untapping it.
  16. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant