Board Thread:Questions and Answers/@comment-24927152-20170328204805/@comment-26447088-20170329004744

Depending on which, I'd suggest selling them in the Bazaar.

If you're talking about the login bonus ones we've been getting lately, you could try selling them for scrolls and hope someone bites, but you might be better off just medalling the login bonus 6*s because pretty much everyone got one.