Fraying Sanity, and Traumatize

Prerequisites

• Fraying Sanity on the battlefield
• Traumatize in hand
• available

Steps

1. Cast Traumatize by paying , causing an opponent to mill half their library, rounded down
2. At the beginning of your end step, Fraying Sanity triggers, causing the opponent to mill cards equal to the number of cards put into their graveyard this turn

Results

• Infinite self-mill
• Infinite mill for target opponent