Wargaming West Corporation formerly Meyer / Glass Interactive, L.L.C. and Day 1 Studios, LLC, doing business as Wargaming Chicago-Baltimore is an American game developer that operates in Chicago, Illinois and Hunt Valley, Maryland. They worked in tandem with developer FASA Interactive to create their first two games MechAssault, which Microsoft used to promote their Xbox Live service, and MechAssault 2 Lone Wolf. They worked with Monolith Productions to make the Xbox 360 and PlayStation 3 console ports of F.E.A.R..

In 2006, they signed a deal with LucasArts to develop the science fiction video game Fracture. It had mixed reviews by the gaming press. In 2010, Warner Bros. Interactive Entertainment announced that they would be developing the third installment in the F.E.A.R. franchise entitled F.E.A.R. 3, first announced using the title F.3.A.R., which was later confirmed as just for advertising.