This is a premium theme for ACE COMBAT ASSAULT HORIZON. The wallpapers feature intense aerial battles (2 variations), Colonel This is a premium theme for ACE COMBAT ASSAULT HORIZON. The wallpapers feature intense aerial battles (2 variations), Colonel William Bishop, the leader of the 108th Task Force and former colonel, Andrei Markov, also known as "Akula" (Shark). Friend Slot images include the F-22A, Typhoon, A-10A, AC-130 and the Su-35 aircraft prior to sortie.