Branded slot machines are known as such because the feature a theme that's known to the vast majority of payers by other means. One such example is Peaky Blinders by Pragmatic Play, based on the ultra popular series of the same name. However, the branding comes at a price, as branded slots have some of the worst odds that you can find in iGaming, despite the fact that they frequently feature bonuses such as wildcard or free spins. So, you should decide whether it will be worth your while to play your favorite branded game regardless of the low odds of winning, or not.