How can you create a combo with Emry, Lurker of the Loch, Lotus Petal, Freed from the Real, Brain Freeze?
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[START OF COMBO]This combo can be formed with Emry, Lurker of the Loch, Lotus Petal, Freed from the Real, Brain Freeze

Color identity: U
Mana cost: {1}
Steps:
  1. Activate Lotus Petal by tapping it and sacrificing it, adding {U}.
  2. Activate Emry by tapping it, allowing you to cast Lotus Petal from your graveyard this turn.
  3. Activate Freed from the Real by paying {U}, untapping Emry.
  4. Cast Lotus Petal from your graveyard by paying {0}.
  5. Repeat an arbitrarily large number of times.
  6. Cast Brain Freeze.
  7. Brain Freeze's storm ability triggers, copying it for each spell cast before it this turn.
  8. Resolve the all the Brain Freeze copies and Brain Freeze, milling any number of players for an arbitrarily large amount.[END OF COMBO STEPS]

Result:
  - Infinite magecraft triggers
  - Infinite mill
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Emry, Lurker of the Loch must be on the battlefield
  - Lotus Petal must be on the battlefield
  - Freed from the Real must be on the battlefield
  - Brain Freeze must be in your hand
  - Freed from the Real attached to Emry.
[END OF COMBO PREREQUISITES]
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