Quote Originally Posted by Rentahamster View Post
The author might be using "myriad" in the adjectival form, but that still sounds slightly awkward since there is no conjunction ("and") or at least a comma, between "myriad" and "useful".

If we're using "myriad" in the noun form, then it might be better to say, "...can be used to redeem a myriad of useful items". You don't need the "for" in there.
I will agree with the revision of the exnay on the orfay. But it is still very awkward as is ;p