You may use Macromedia Flash 8 and above (Actionscript 2.0) to create your own advanced game. The Galactic Runner is a game created by David Genesis C. Pedeglorio (the owner of this site). He also has references (tutorials) that he have been researching in about a week and found the following videos that can help you guys.
by SwordSkill2 in YouTube. You may use this skill by making an input box for your user.
by an Austrian guy, xXMacMillanXx in YouTube. You may use this skill to create your own Jump n Run game.
See the other parts by clicking the following links:
Part 5
Part 6
See the other parts by clicking the following links:
Part 5
Part 6
by FlashGamez007 in YouTube. You may use this skill to create your platform games. Check out more parts by clicking the following link:
http://www.youtube.com/user/FlashGamez007/videos?query=how+to+make+a+platform+game
http://www.youtube.com/user/FlashGamez007/videos?query=how+to+make+a+platform+game