The level "08-YuGiOhJCJ-Debug" by YuGiOhJCJ[1].
The video game "Nikki and the Robots" (version 0.3.3) by Joyride Laboratories[2].
The music "Du Weist Doch" by Xylo / Cerror[3].
[1] http://yugiohjcj.1s.fr/
[2] http://joyridelabs.de/
[3] https://8bc.org/members/xylo/
