- Unexpected Character: Tamura and Nagata's presence in BC is not expected since a collaboration game for guest characters would usually entail using Capcom characters since it's a Capcom-made game. Both of them being from Tamura Tactical Gear Development (A Japanese military/police/airsoft hobbysite company).
- To an extent, some of the Legend-type contractors who have fought in World War II. Or those from the Cold War like Fidel Castro and Che Guevera.
Trivia / Black Command