Black Spot is a game of luck and deception in 3 wholly different modes
Treasure spot (5-10min)
Test your luck with your fellow shipmates to gain the largest amount of treasure as you take turns drawing from the treasure pile, but beware the Black Spots curse as its waiting to take your treasure away!
Liar's spot (10-30min)
Outwit your fellow shipmates as you strive to gain the most treasure. Draw treasure from the pile and declare your treasure. You aren't under any obligation to tell the truth about your haul, but your shipmates may call your bluff
Spot Roulette (Depends on number of players)
Someones going to get it, hope it isn't you. shipmates draw from the treasure pile until someone draws the black spot. Repeat this process until 1 shipmate remains