When X encounters Mandrill, he must keep shooting Mandrill and avoid his attacks. The X Buster isn't a good idea, so he should use any other weapon he wants.
Spark Mandrill only appeared in Mega Man X. He appeared when X and he were introduced in this episode, which features from the Mega Man X series. Since, Dr. Light passed away, his inventions were unburied.
Spark Mandrill was the first Mega Man X boss to look like a beast.
Spark Mandrill was the first and only primate boss in the Mega Man X series.