FOR PEOPLE JUST TRYIN TO GET THE XTREME TANX BADGE I HIGHLY RECOMMEND 1) buy the cheapest upgrades FIRST 2) when bein pulled to the edge of the screen quickly press BOTH the left and right key at the same time 3) relax be cool and DONT GIVE UP.. believe me it took me more times then i count to get this stupid a*s retarded g*y f*ckin badge >:| if this helps please +
great game 5/5 i wish there more like this.. only thing that sux is i didnt get any of the kongregate achievements (i beat the game and got all the heroes)