Oyecomova is a Neapolitan terrorist who participates in the Steel Ball Run. Having heard of Gyro Zeppeli's participation, he seeks revenge on him and attacks Gyro alongside Mountain Tim and Johnny Joestar in the Rocky Mountains. He stand Boku no Rhythm wo Kiitekure allows Oyecomova to create and attach special time bombs to anything he touches, be it solid objects or even water and smoke. This make his very deadly to approach.