Kevin would hire out as Brahman Betsy as a companion to the player. Two of Fallout New Vegas' unused NPCs are a merchant named Tom Dooley and Kevin Hargrove. The NPC runs through the metro at a high speed achieving the same effect as a train. Using the game's creation kit, players can see that the train car is a piece of equipment rigged on an NPC's head. However, the train that players ride isn't a true train. Cut scene in the broken steel expansion of Fallout three featured an underground subway called the presidential metro.