In a hellish contest of risk and restraint, players try to survive thirteen tense tricks where ambition can turn into disaster. Winning is not always a blessing: a clever victory may bring rewards, but an ill-timed one can become a painful penalty. Each round asks players how far they dare to push their luck before greed ruins everything. Oshaka Trick is a trick-taking game in which players face a difficult choice over how greedy they should be in each trick. Winning tricks is not automatically beneficial, and poor judgment can lead to significant negative points. Across 13 tricks, players must decide when to pursue victory, when to hold back, and how to avoid turning a promising hand into a disastrous score.