OT continued:
Is this a shot from within the engine?
And, which shader do you use for the normal mapping?
I tried that some time ago, and it looked a bit off, so I wasn't sure that I made everything as required.

http://www.puppenheim.org/
http://www.wuerfels-welt.de
Old Game Tutorial: http://www.puppenheim.org/MITutorial.zip
Free Game Editor: http://puppenheim.org/AlienalsWeihnachtsmann.zip
http://www.puppenheim.org/blender_starting_main_settings.txt