What cards to use

You should use all gold cards no matter what all gold cards give you an advantage over your opponents even if they are a lot better than you, you might have a chance to not be blown out. 

With the non gold cards you should use the  Sixth sense, charity stripe, distracted, and ball swatter. Injury free has no point to it really other than no injures. It's really stupid because it only takes 100 coins to heel them. I

I hope this helped you and if not comment and i will help you more! Thanks for reading! :)