If you buy the RE4 Gold Edition you get the Ada expansion and this:


Extra DLC Pack:
- Leon & Ashley Costumes: 'Casual'

- Leon & Ashley Costumes: 'Romantic'

- Leon Costume & Filter: 'Hero'

- Leon Costume & Filter: 'Villain'

- Leon Accessory: 'Sunglasses (Sporty)'

- Deluxe Weapon: 'Sentinel Nine'

- Deluxe Weapon: 'Skull Shaker'

- 'Original Ver.' Soundtrack Swap

- Treasure Map: Expansion


Can you unlock these things by playing the game (story + mercenaries)?
Does it break the game?