Tournament rule 702.5

Looking at Extra Cards [Warning]: While taking a game action that allows a player to look at cards from a deck, they look at more cards than they are entitled to.

• 702.5.a Cards being looked at from secret information such as a deck are added to a private information group while they are…
• 702.5.b Once extra cards being looked at have touched a new private or secret group from their original source, they become…
• 702.5.c Remedies:

Official Tournament Rules