703.6. Marked Cards [Warning]: A player’s cards are possible to identify without seeing their face.

703.6.a. This includes but is not limited to scratches, discoloration, and bends.
703.6.b. If a player’s cards are sleeved, the cards must be examined while in the sleeves to determine if they are marked.
703.6.c. The Head Judge has the authority to determine if a card in a player’s deck is marked.
703.6.d. Remedies:
703.6.d.1. Judges may request that a player remove their current sleeves or replace any of the deck’s current sleeves or cards immediately, or before the next round.
703.6.d.2. If the cards required to correct the deck cannot be acquired in a timely manner, the head judge can issue a proxy.