On consoles (PS4/PS5), no. On PC (Steam), mods exist to change character appearances, but they cannot unlock paid DLC characters online. Any mod claiming to unlock characters for free will likely get your account banned from online matchmaking.
, you must combine the initial purchase with in-game grinding or a final DLC pack. While "Champion Edition" includes nearly everyone, it does not include the five final characters from Season 5. 1. Instant Roster Unlocks Purchasing Street Fighter V: Champion Edition street fighter v champion edition unlock all characters