https://gamingintel.com/nintendo/lea...ment-imminent/
Looks like we'll know in around 7 hours from now (the Direct is in just over 6 and a half hours from now and is 40 minutes).
Also, if Banjo-Kazooie are announced for Smash then I fully expect most non-Nintendo Rare games to be there. The only exception is Goldeneye, it'll likely be easier to get Perfect Dark as a shooter than dealing with the James Bond franchise.