How can you create a combo with Sakashima of a Thousand Faces, Gilraen, Dúnedain Protector, Mana Echoes, Fervor?
user
[START OF COMBO]This combo can be formed with Sakashima of a Thousand Faces, Gilraen, Dúnedain Protector, Mana Echoes, Fervor

Color identity: URW
Mana cost: {2}
Steps:
  1. Activate Gilraen by paying {2} and tapping it, blinking Sakashima.
  2. Choose to have Sakashima enter the battlefield as a copy of Gilraen.
  3. When Sakashima enters the battlefield, Mana Echoes triggers, adding {C} for each Human and/or Noble you control.
  4. Activate Sakashima by paying {2} and tapping it, blinking Gilraen.
  5. When Gilraen enters the battlefield, Mana Echoes triggers, adding {C} for each Human and/or Noble you control.
  6. Repeat.
  7. If you control one additional Human and/or Noble, this combo will net infinite colorless mana.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite enters the battlefield
  - Infinite leaves the battlefield[END OF COMBO RESULT][END OF COMBO]

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