Aside from Tetris, Super Mario Land is probably the most well-known cartridge for the original Gameboy. It features a marked departure from traditional Mario enemies and themes, including Sphinxes, seahorses, fists emerging from pipes, Egyptian-themed levels, Chinese-themed levels and UFO-themed levels.
The movie this obsoletes was the first published Gameboy movie on this site. Remarkably, 4 years later, this improves it by only 74 frames, which is less than 2 seconds. Interestingly, this movie racks up exactly the same number of points as the original, the author making up for some new routes that didn't give as many as the previous.