[p]-Added Training Difficulty.[/p][p]-Reworked enemy Spawn System. Less time between waves.[/p][p]-Slightly increased Upgrade item drop rate.[/p][p]-increased missile explosion sound effect radius depending on the size of the explosion.[/p][p]-Made enemy level ups less dependent on difficulty (previous patch).[/p][p]-Improved enemy AI[/p][p][/p][p]Bug Fixes:[/p][p]-Fixed a bug where the game would crash if you closed the Level up notifier through the x,[/p][p]the game would crash.[/p][p]-Largely fixed a bug where all sounds would stop for a few seconds due to all enemies in a wave[/p][p]spawning at once, by making enemies not all spawn at the same frame.[/p][p]-Slight performance increase due to enemy changes.[/p][p]-Fixed a bug where the main menu starting sound would get interrupted by other sounds.[/p][p][/p][p][/p]