Before his banishment, Deathwing was attempting to create impure offspring. Half breeds that would not only be immune to the innate natural powers and abilities of their Aspects but also under the complete control of Deathwing.$B$BIt seems that where his father failed, Nefarian may have succeeded - at least partially.$B$BIt was Ysera, Aspect of Dreams, who saw the abominations and forced us to act. If these 'Chromatic' dragonkin exist, they must be destroyed.