ATR-42
More turboprop choices would be awesome. Per Wikipedia it costs $19.5 million fitting nicely in between the ERJ140 and CRJ200 and has a capacity of 48 passengers. It's range is good for short haul flights (850-1326km). It would be good to have a higher capacity alternative to the EMB120.
More suggestions:
737 Max
747-8i
747SP (Didn't see a template for this one
)
777-200LR and 777-300ER
Concorde
MD-90