Advanced format ruling
Marshmallon Glasses
Card effect (current official text)While "Marshmallon" is in your Monster Zone, your opponent cannot target monsters other than "Marshmallon" for attacks.
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.