new enemy concepts for BETA 3

 enemy1 - trying to fit in the classic pc-98 enemy style e.g. flying circles
 enemy2 - supposedly the toughest one to fight, considered to be the queen chess piece
 enemy3 - an ice-like flying serpentine enemy soaring through frozen forests of makai
 enemy4 - might be a familiar looking shape (for those who have played the pc-98 games) now making it's epic return