Red Dead Redemption is a rewarding game to 100%. Players will need to do just about anything and everything to fully complete this Western classic, including obtaining every outfit. Outfits in RDR1 are more than just a change of aesthetic, although some outfits do look amazing. Many outfits provide an added perk that can be of immense help to players as they work toward completing the game and earning its 100%.
Source：https://www.cbr.com/red-dead-redemption-1-how-to-unlock-all-outfits/
