The exclusive headquarters for contract bridge experts had gone all out for a brand new four-handed card game called Check Pinochle. Check should appeal to the public even more than to the experts.
Spades is a lot like Bridge, only simplified enough to travel the world and thrive as a game in the middle of a war.
The Crew expounds on ideas seen classically in games like Bridge and Pinochle, with group objectives ... way to communicate might be by playing a card, your team might be playing that way, too.