I say we do a MiG-only GB... there's enough of them, flown by so many different operators that it ought to be interesting.
A list of production aircraft (from wikipedia)
MiG-1, 1940
MiG-3, 1941
MiG-9/I-300, 1946
MiG-15, 1948
MiG-17, 1953
MiG-19, 1954, MiG's first supersonic fighter
MiG-21, 1956, fighter aircraft
Mikoyan-Gurevich MiG-21 variants
MiG-23, 1967 (third use of MiG-23 designation)
MiG-25, 1965, interceptor fighter and recce/strike aircraft
MiG-27, 1970, a ground-attack aircraft derived from the MiG-23
MiG-29, 1977, comparable to the US F-15 Eagle and F/A-18 Hornet
MiG-29K
MiG-29M
MiG-31, 1975, interceptor fighter aircraft
MiG-35, 2007, multi-role 4++ generation jet fighter
They also have a load of prototypes/experimentals that are interesting as well.