How can you create a combo with Lotus Field, Mishra's Groundbreaker, Voltaic Construct?
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[START OF COMBO]This combo can be formed with Lotus Field, Mishra's Groundbreaker, Voltaic Construct

Color identity: C
Mana cost: 
Steps:
  1. Activate Mishra's Groundbreaker by tapping and sacrificing it, causing Lotus Field to become a 3/3 artifact creature that's still a land.
  2. Activate Lotus Field by tapping it, adding three mana of any color.
  3. Activate Voltaic Construct by paying {2}, untapping Lotus Field.
  4. Repeat from step 2.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite untap of artifact creatures you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Lotus Field does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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