How can you create a combo with Steel Overseer, Crystalline Crawler, Freed from the Real?
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[START OF COMBO]This combo can be formed with Steel Overseer, Crystalline Crawler, Freed from the Real

Color identity: U
Mana cost: 
Steps:
  1. Activate Steel Overseer by tapping it, putting a +1/+1 counter on each artifact creature you control.
  2. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding {U}.
  3. Activate Freed from the Real's second ability by paying {U}, untapping Steel Overseer.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on all artifact creatures you control except Crystalline Crawler[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Freed from the Real attached to Steel Overseer.
  - Steel Overseer does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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