You're joking I assume?. You're joking I assume?. Halo and Destiny are the only 2 in the list made by Bungee. Skyrim is by Bethesda, GTA is made by Rockstar, Assasin's Creed by Ubisoft, Battlefield was made by EA and the CoD's have different creators; WaW, BO and BO2 and ghosts were treyarch, the modern warfares were by Infinity Ward, the original's I don't know and Advanced Warfare is Sledgehammer.