How can you create a combo with Cut Your Losses, Fraying Sanity?
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[START OF COMBO]This combo can be formed with Cut Your Losses, Fraying Sanity

Color identity: U
Mana cost: {4}{U}{U}
Steps:
  1. Cast Cut Your Losses by paying {4}{U}{U}, causing the player enchanted by Fraying Sanity to mill half their library, rounded down.
  2. At the beginning of your end step, Fraying Sanity triggers, causing the player to mill the rest of their library.[END OF COMBO STEPS]

Result:
  - Infinite mill for target player[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Cut Your Losses must be in your hand
  - Fraying Sanity must be on the battlefield
  - Fraying Sanity attached to any player with an even library size.
[END OF COMBO PREREQUISITES]
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