- Game mode: easy, medium and hard;
- Arcade mode: level (1 – 9);
- Exit button: (if you set it to full screen mode).
- background changing every 5 seconds;
- enable / disable sound effects and music with one button (sound effect: card turning, victory & defeat. Test music: yu-gi-oh – opening;
- mouse pointer when above options;
- commented codes for easy code location;
- number, height and width of easily swapped cards (variables were used if you want to change more easily);
- time to hit all the cards;
- count of hits and misses;
- Responsive template (desktop and mobile).