This is a hacky-but-enhanced version of Midnight Duelists, to restore some features not available in the vanilla web version.
Int Scale forces the resolution to multiples of 320x200
Scanlines and Vignette add two different overlays that can be mixed together. Scanlines will try and increase brightness to compensate.
Fullscreen generally does not work on phones.
If you would like the normal web version, Click Here
If you would like to download the desktop version, Click Here