The Invincible Iron Man Hints for Gameboy Advance
To defeat crimson dynamo.Get the blue orb then use it on crimson dynamo by pressing L on the back of your Gameboy.
the orb will be left then right and then left again
when you already blast crimson by pressing L.
go near on crimson and press R at your back of your gameboy.keep repeating it until crimson dies
then youve unlock level select!