Nintendo says they have at least 1 unannounced game that'll make fans go crazy & 1 heavily online focused game for FY 2019

[Ashadelo]

New Pilot Wings 

New Wave Race 

New Earthbound 

New Golden Sun

New Mario Paint

New Excite Bike

New F-Zero

New Star Fox

New Punch Out

New Mario RPG

New Paper Mario

New Mario Maker

New Brain Age

New Mario Sports Title

New Pikmin

New Wario Game

New Nintendogs & Cats

Labo 4

 

Honestly, its probably sometype of party game. As this would fall under, "everyones a fan" type of game.