How can you create a combo with Elvish Piper, Intruder Alarm, Vedalken Mastermind?
user
[START OF COMBO]This combo can be formed with Elvish Piper, Intruder Alarm, Vedalken Mastermind

Color identity: GU
Mana cost: 
Steps:
  1. Activate any number of creatures you control by tapping it, adding at least {G}{U}.
  2. Activate Elvish Piper by paying {G} and tapping it, putting any creature card from your hand onto the battlefield.
  3. The creature enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  4. Activate Vedalken Mastermind by paying {U} and tapping it, returning a creature card from the battlefield to your hand.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite blinking
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana creatures you control can produce
  - Infinite untap of creatures you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You have a creature card in hand.
  - Elvish Piper and Vedalken Mastermind do not have summoning sickness.
  - Creatures you control can tap to produce at least {G}{U}.
[END OF COMBO PREREQUISITES]
assistant