Board Thread:Game Discussion/@comment-20362446-20130916201607/@comment-16575550-20130916202057

You need certain amounts of Ruby medals per Dinobot, it's 45 per card for Swoop, 75 for Sludge, 400 for Slug and 1500 for Grimlock, remember each amount gets you 1 card. In the medals bridge you can see your Ruby amount on the right bottom corner of each tier.