the mid-game stages get slower & larger at a faster rate
the bonus stages differ greatly and are all more challenging than the regular levels
Dodge The Observers: 8 Players (7 A.I. Optional)
the late stages are all air units, the size and speed resets but they get slower & larger at a very fast rate
Map Loading Screen
the early stages will be quicker & smaller units
the game will reset a total of 3 times when all units on your team have died