also if there were upgrades to the game that would increase the number of new players quiting cause they getting pwned by upgraded minions. the only way to reduce that is to make upgrading easier which is pointless because there isnt really a challenge to getting upgrades its fine the way it is
 "Bot Arena 3"){kind=icon}
 "Minions"){kind=icon}
 "Book of Mages: The Chaotic Period"){kind=icon}