A 5 card game compendium with 4 decks of custom cards comes with rules for several games:

Chai Tea Jazz: Modern version of Coiffeur Jass with all the fixings.
Hodge Podge Dodgeball: Team Avoidance game as you play a must-not-follow trick-taking
Bug House Millionaire: Climbing/shedding game about passing your partner cards in real-time
Short Zoot Suit: Trick-taking game about short-suiting.
Through the Zoo: Meta game about standard deck games

description from the designer