OPERATION: Black Blade was the very first skirmish between the Confederation of Independants Colonies of Mankind and The Cabal. It opposed a battlegroup composed of an Tigris-class Assault ship 3 Phoenix-class destroyers against an World Destroyer of the Cabal. It occurred on a border world within the Masaulus system used by the CICM for research and development for it military. In the first phase of the battle that cause the lost of battle group as well as 419 pilot and 786 soldier. The remain personnel were evacuated by 3 Corinth-class Ultra Heavy Mobile Aerial/Exoatmospheric Weapon Platform Siegework those ship were also capable to destroy the world destroyer. The rest of the equipment and the entire be was later abandoned. This half victory leaded to the opening of the exclusion zone a