Advanced format ruling
Overwhelm
Card effect (current official text)Activate only while you control a face-up Level 7 or higher monster that was Tribute Summoned. Negate the activation of a Trap Card or Effect Monster's effect and destroy that card.
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.