You can earn free Gpotato's by registering at,
Create an account *Including Demographics". Watch the introduction video.
Then goto Here and click skip until you are at then end and awared points
You can earn Ultimate Game Cards for 1000 points for 10$ which you can then redeemed in Seafight. These can easily be earned every 2-5 days with a little time and effort. Get all the Gpotato you need.