The Resident Evil 4: Extra DLC Pack is included in the Deluxe Edition and contains all the launch DLC available for the game, excluding the pre-order bonuses and the various upgrade ticket microtransactions. The bundle adds the 'Casual' and 'Romantic' costumes for Leon and Ashley, the 'Hero' and 'Villain' costumes for Leon with screen filters, Leon's sunglasses, the deluxe weapons 'Sentinel Nine' and 'Skull Shaker', the treasure map expansion and the Original Ver. Soundtrack Swap which adds an option to change the games music and sound effects to the 2005 version.
