Soulidium has appeared in the Saw IV Original Motion Picture Soundtrack with artists like Emily Autumn, Avenged Sevenfold, Red Jumpsuit Apparatus, Sixx A.M., Drowning Pool, Saosin, Submersed, Nitzer-Ebb & Ministry with their stellar anger anthem, "Trapped", described by Metal Edge Magazine as the "Perfect execution".

Soulidium is comprised of Soulidium founder Michael McKnight, (Vocals/Songwriting), Shadow Morte (Guitar), Chris Polidoro (Guitar) and Danny Cayocca (Drums). The 4 bring a chemistry that rocks hard and even industry giants Dean Guitars and DDrum have backed Soulidium, proudly endorsing the entire band at once.