Advanced format ruling
Straight Flush
Card effect (current official text)Activate only when all of your opponent's Spell & Trap Card Zones are occupied. Destroy all cards in your opponent's Spell & Trap Card Zones.
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.