You can view this by typing in 99_game -h or 99_game --help

Rules

Goal: Your goal is to get your opponent to bring the value over 99 by playing 1 of your 3 cards.

Cards: A card will usually increase the value by itself, but there are a few exceptions.

Values

• Aces are worth 1
• 1 -10 are worth themselves, with the exception of 4 and 9
• 4, 9, and Jacks are worth 0
• Queens decrease the value by 10
• Kings set the value to 99
• Jokers set the value to 0