vertical scroll shooter in gamemaker

Отличный scroll-shooter tutorial для GameMaker c дизайн-документом
http://home.kpn.nl/p.kool/resources/tutorial-Scrolling-Shooter.pdf и screen-cast'ом от Chad Hendricks:
1) Part 1 https://www.youtube.com/watch?v=ZuFUdOZr7i4
2) Part 2 https://www.youtube.com/watch?v=dQQ3kEwrPQs&t=4s
3) Part 3 https://www.youtube.com/watch?v=Dt0CocYHbsM&t=2s
4) Part 4 https://www.youtube.com/watch?v=TjkUFtJIPfs&t=6s
5) Part 5 https://www.youtube.com/watch?v=vDLnFN_gQaE&t=5s
6) Part 6 https://www.youtube.com/watch?v=vm5VCsVNlrU&t=10s
7) Part 7 https://www.youtube.com/watch?v=rfB8B4YEijU&t=12s

Результат: zipped executable (https://yadi.sk/d/VB6M9fcb3H5fFd), gamemaker project gmk (https://yadi.sk/d/Bri_3rzi3H5cnP).

Wiki:

1) https://en.wikipedia.org/wiki/Category:Vertically_scrolling_shooters