ninja arcade muliti-player

This is my first time submiting somthing on greenfoot gallery!

controls:
arrow keys to move
boy ninja
w,a,s,d keys to move
girl ninja

"down" or "s" keys
to create throwing
stars
control them with
"left","right",
"a" ,"d" keys
hold "down" or "s"
to create a throwing
star snake!
you want to kill the
evil monsters!
you cannot kill
your freinds

"1" to go to next level
"1" 2 times to go
to the level after
that
"1" 3 times to go
to the level after
that
"1" 4 times to go
to the level after
that
"1" 4 times to go
to the level after
that

(hint it never ends)