Advanced format ruling
Crystal Seer
Card effect (current official text)FLIP: Excavate the top 2 cards of your Deck, then add 1 of them to your hand, then place the other on the bottom of your Deck.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.