Stage 1 isn't very difficult at all, except for maybe part 3. I make the stage look harder, though. :) During parts 2 and 3, the classic Challenger 1985 song plays. If you don't know what it is, it's the name of the song that plays during the first stage of the original Gradius. You can hear this song during the actual game, as well. It also plays in Final Challenge, which you unlock by beating al