Advanced format ruling
Pandemonium Watchbear
Card effect (current official text)As long as this card remains face-up on your side of the field, "Pandemonium" on your side of the field is not destroyed by your opponent's card effects.
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.