Instructions can be read by clicking the "Instructions" button in the main menu. NOTE: new scratchers can't play this game due to limitations.
This is completely made by me, apart from the active check scripts and multiplayer processing scripts by @XShrunk. The font is downloaded from Google Drawings. Lag can cause the opponent to appear inactive. This is a bug I'm unable to fix currently. Lag can also cause the number to not change. I can not fix this bug either.