Updated Contents: [+] add rank filter to rank page, now different game scores could be showed seperately. [+] add key hint display, modified hud display, update key remapping logic. [+] add physical button with yes or no choice dialog for quiting game. [+] add random game mode. [~] made huge efforts to improve performance, now on my macbook pro m2 fps can go up to 250! [+] add fps lock to 60 when laptop is not on AC and battery is below 80%. If you have any suggestions or issues, please comment at here or email us via info@idea4.fun!

• 3 game difficulties: Sole Suit, Dual Suit and Quad Suit.
  
• Shop for themes: theme color changes automatically with selectable card-back and background images.
  
• Magical items: Extra Stack, Force Move and Swap Card.
  
• Global rank: compete with global game players.

• OS: Linux distribution released after 2016
• Processor: x86_32 CPU with SSE2 instructions. x86_64 CPU. ARMv7 or ARMv8 CPUMemory: 2 GB RAM
• Memory: 2 GB RAM
• Graphics: Integrated graphics with full OpenGL 3.3 support
• Storage: 256 MB available space