Alien Blitz has been updated on Google Play (build 739)

• Corrected a bug that might occur when getting a power up, or when a power up is fading
• Lowered a bit difficulty in easy mode
• Increased a bit difficulty in hard mode
• Lowered a bit difficulty in nightmare mode
• All checkpoints will popup dialog when walking on them now, even if a checkpoint has already been activated elsewhere
• Changed map e01m06, the mini boss is easier to kill, and there is more room to fight
• Changed map e01m08, the number of Vile spawning will now depend on difficulty setting
• Changed map e01m09, mini boss will not appear in easy/normal mode
• Changed position of some checkpoints in maps, to be more consistent