Intergalactic Shmuppreciation Month or ISM, is a month-long contest honoring the shmup video game genre. Typically the contest takes place in March and the first one was in March 2008. Any number of contestants can compete for a prize that is announced and given at the end of the contest. The criteria for entries has been different for each year and is designed so contestants can truly show their appreciation for the shmup genre.


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