Oh, my bad, so, it'll work, and yes, do choose, it'll be ringnecks if your in the states, and yeah, look at laws, but it ought to be fine if they are already releasing them anyway.
Keep them penned until they are done being brooded and fed by mom, and then you could cut 'em loose, and with hen raised pheasants, there is a much higher survival rate than with pen raise and incubator hatched pheasants. The Brits do it often using game hens because of how active and fast game...