Advanced format ruling
Chain Destruction
Card effect (current official text)When a monster(s) with 2000 or less ATK is Summoned: Target 1 of them; destroy all cards with that name in its controller's hand and Main Deck.
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.