Red Guardian worth it? CL 2694

I'm assuming the answer is yes, but I've been having a lot of fun with a discard deck and I'm waiting for more guys to add to that. But maybe Red Guardian is a must buy?

https://preview.redd.it/qgseg2u25uke1.jpg?width=232&format=pjpg&auto=webp&s=f1986acae029b581b9188ca68339f4db3ba11efd