Advanced format ruling
Nobleman of Extermination
Card effect (current official text)Select, destroy, and remove from play 1 face-down Spell or Trap Card. If it was a Trap Card, both players must remove from play all copies of that card from their Decks.
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.