Dunno if you would call 'em mainstream or not, but Ace Combat: Assault Horizon is definitely something I'm looking forward to.
Also, Valkyria Chronicles 3, but there's still a ways to go for the GLF before SEGA (or anyone else) will get around to releasing it outside of Japan I fear.
Also, Valkyria Chronicles 3, but there's still a ways to go for the GLF before SEGA (or anyone else) will get around to releasing it outside of Japan I fear.