Super Mario Bros. by Super_Mario_Bros
Future Fight by DarkDiscipline667
How about...
Simplicity by Dutany
or
Some Desert Level by 1amayzingman (the gameplay is quite nice, although it does use only given blocks)
Current best time on Rubik's 3x3 Cube: 28.55 seconds
Guys, no need to fight. You all nominated some levels and now lets move on.
Current best time on Rubik's 3x3 Cube: 28.55 seconds