How can you create a combo with Pentavus, Earthcraft, Intruder Alarm?
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[START OF COMBO]This combo can be formed with Pentavus, Earthcraft, Intruder Alarm

Color identity: GU
Mana cost: 
Steps:
  1. Activate Earthcraft by tapping Pentavus, untapping a basic land you control.
  2. Activate a basic land you control by tapping it, adding {1}.
  3. Activate Pentavus' first ability by paying {1} and removing a +1/+1 counter from it, creating a 1/1 Pentavite creature token.
  4. The Pentavite enters the battlefield, triggering Intruder Alarm.
  5. Holding priority, activate Earthcraft by tapping the Pentavite, untapping a basic land you control.
  6. Activate a basic land you control by tapping it, adding {1}.
  7. Resolve the Intruder Alarm trigger, untapping all creatures.
  8. Activate Earthcraft by tapping the Pentavite, untapping a basic land you control.
  9. Activate a basic land you control by tapping it, adding {1}.
  10. Activate Pentavus' second ability by paying {1} and sacrificing a Pentavite, putting a +1/+1 counter on Pentavus.
  11. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana basic lands you control can produce
  - 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
  - You control a basic land.
[END OF COMBO PREREQUISITES]
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