How can you create a combo with Whim of Volrath, Sage of Hours, Memory Crystal?
user
[START OF COMBO]This combo can be formed with Whim of Volrath, Sage of Hours, Memory Crystal

Color identity: U
Mana cost: {U}{U}{U}{U}{U} every turn
Steps:
  1. Cast Whim of Volrath with buyback by paying {U}, targeting Sage of Hours.
  2. Sage of Hours triggers, causing you to put a +1/+1 counter on it.
  3. Resolve Whim of Volrath, returning it to your hand.
  4. Repeat steps 1 through 3 four additional times.
  5. Activate Sage of Hours by removing all +1/+1 counters from it, taking an extra turn after this one.
  6. Repeat each turn.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Whim of Volrath must be in your hand
  - Sage of Hours must be on the battlefield
  - Memory Crystal must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant