[FieryRed]

Quote:

Originally Posted by Switchblade

It helps in some ways, but a lot of the AUs on Decade are so different from the original series that it doesn't really matter if you've seen them or not. It is a bit more fun if you can recognize all the cameos, though.

Yeah, I watched Decade without watching any of the previous KR series without problem, although it certainly would help if you know those series that Decade references in the show. Most of the Riders series are AU version of the original anyway, so just watch it as if it's a standalone.