F-15 is old enough that earlier versions could appear. Su-27, maybe, but for both planes it depends on what the game needs. Either way, they wouldn't be flyable if that's what you're really asking.
F-15 is old enough that earlier versions could appear. Su-27, maybe, but for both planes it depends on what the game needs. Either way, they wouldn't be flyable if that's what you're really asking.