How can you create a combo with Encroaching Mycosynth, Daretti, Scrap Savant, Spark Double, Felidar Guardian?
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[START OF COMBO]This combo can be formed with Encroaching Mycosynth, Daretti, Scrap Savant, Spark Double, Felidar Guardian

Color identity: URW
Mana cost: 
Steps:
  1. Activate Daretti's second ability by removing two loyalty counters from them, sacrificing any other nonland permanent and returning Spark Double from your graveyard to the battlefield.
  2. Spark Double enters the battlefield as a nonlegendary copy of Daretti.
  3. Activate Spark Double's second ability by removing two loyalty counters from it, sacrificing Spark Double and returning Felidar Guardian from your graveyard to the battlefield.
  4. Felidar Guardian enters the battlefield, blinking Daretti.
  5. Repeat, sacrificing Felidar Guardian in step 1.[END OF COMBO STEPS]

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

Other prerequisites:
  - Encroaching Mycosynth must be on the battlefield
  - Daretti, Scrap Savant must be on the battlefield
  - Spark Double must be in the graveyard
  - Felidar Guardian must be in the graveyard
  - You control an additional nonland permanent.
  - At least three loyalty counters on Daretti.
[END OF COMBO PREREQUISITES]
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