I would like to change it to Spanish. There is a language option in settings, but I can't change it. I would hit up Activision support and see what they say. I am honestly unsure, but I would imagine you can in some way change languages (Especially between Spanish and English).
Kill Confirmed in Zombies. Created by HitmanVere. Kill Confirmed is a Multiplayer gamemode, first introduced in Call of Duty: Modern Warfare 3. After making the mode for World at War and Black Ops 1, I decided to modify it slightly and get it to work in Black Ops 3 stock maps.