How can you create a combo with Ashcloud Phoenix, Skirk Alarmist, Intruder Alarm, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Ashcloud Phoenix, Skirk Alarmist, Intruder Alarm, Phyrexian Altar

Color identity: UR
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing Ashcloud Phoenix, adding one mana of any color.
  2. When Ashcloud Phoenix dies, it triggers, returning itself from your graveyard to the battlefield face down.
  3. When Ashcloud Phoenix enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Activate Skirk Alarmist by tapping it, turning Ashcloud Phoenix face up.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana creatures you control can produce
  - Infinite sacrifice triggers
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

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