I do Computer Science with Games Development at Uni and we did this challenge where you need to make a game in 24 hours... I was in a 2 man team and we just decided to remake Haxball, was a big success, works so well and has very good physics, you can even wall shot. We aren't gonna release this game (would get fucked for copyright xD ) but thought you would like to see, here's some screenshots
Image quality sucks, I didn't take the screenshots. Should have been nice 1080p
http://puu.sh/cL5zE/522cfcfb1b.png
http://puu.sh/cL5CI/8529c9026d.png
http://puu.sh/cL5De/4669eb922a.png
http://puu.sh/cL5Eo/3f8798af75.png
^ We had to call our game Endoscope Cup because the game had to be related to 3 random things, one of which was Endoscope