press the spacebar to change the border from original ratio to expanded you can change the velocity of the parallax movement of the clouds in the background velocity setting '1' is the speed the background moves in the actual game Cave Story. at 1, the furthest clouds move left at 1 pixel per tick, the second layer 2, the third layer 4, and the front layer 8
another project i made a long time ago, this one in February 2017, but this one for no other reason than boredom, fun, and curiosity of how well and seamlessly i could move around the Cave Story sprites that said, the sprites and music used in here are from the 2004 platformer Cave Story, which is definitely one of my all time favorite video games while uploading the undertale project, i found this, added the music, cleaned it up just a tiny bit, and decided to upload it, cause why not