Maddox Theory (formerly known as Redemptoris) is a 5-piece heavy metal band based in Cairo, Egypt. The band is mostly influenced by Metallica and System of A Down, and has been around since December 2016. Maddox Theory is: Mustafa Gharib (vocals) Salah Wahba (guitars) Kareem Osama (guitars) Adham Ashraf (bass) Mohamed Talha (drums) Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.