Board Thread:Game Discussion/@comment-128.211.253.82-20130530003618/@comment-128.211.178.4-20130530210525

So I guess it's not totally impossible to pull out some R4s from either silvers or golds. The odds are definitely less than 0.1% though. You could consider yourself lucky if you have drawn a R4 out of 2k medals. However, the chance of getting both the robot & alt mode would not be so realistic.