Advanced format ruling
Slip of Fortune
Card effect (current official text)Activate only when your opponent's monster declares an attack targeting a monster. Negate the attack and remove from play the attack target monster until the next Standby Phase.
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.