Board Thread:Questions and Answers/@comment-7383378-20130328132148/@comment-7383378-20130513234729

190.77.212.225 wrote: Well I don't know if someone posted this already but Silver should be used too to buy (at least some) items and exchange the currency for gold (I guess if it happens it would require A LOT of silver) but free players do need some extra advantage or it will get frustrating at late-game, or so I think.

Don't know about most people but silver is just there for stealing since fusion doesn't seem to be that expensive in comparison to the amounts you can earn. It would be nice if you could buy things like candy with your silver, but that will probably never happen...