Blazblue - Chimelical Complexブレイブルーキメリカルコンプレックス; BlazBlue: Calamity Trigger

" A long time ago, a jet black monster appeared. The monster was extremely strong and moreover it devoured many people. The troubled people fought with all their might against it. But the monster was too strong and no one could win. Just as people were about to lose hope. The White Samurai and his five companions defeated the monster, that was called; The Black Beast. "