How can you create a combo with Mikaeus, the Unhallowed, Medicine Runner, Phyrexian Altar?
user
[START OF COMBO]This combo can be formed with Mikaeus, the Unhallowed, Medicine Runner, Phyrexian Altar

Color identity: WBG
Mana cost: 
Steps:
  1. Sacrifice Medicine Runner to make a mana of any color.
  2. Return it with the undying trigger.
  3. Using it's ability remove the +1/+1 counter from Medicine Runner.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - 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