Advanced format ruling
Dark Blade the Dragon Knight
Card effect (current official text)"Dark Blade" + "Pitch-Dark Dragon"
Each time this card inflicts Battle Damage to your opponent, you can select up to 3 Monster Cards from your opponent's Graveyard and remove them from play.
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.