A recent leak/rumor from Eurogamer says that Diablo 3 is in production for the Switch.
Source: http://www.eurogamer.net/amp/2018-03-06-sources-yes-diablo-3-is-coming-to-nintendo-switch
Source: http://www.eurogamer.net/amp/2018-03-06-sources-yes-diablo-3-is-coming-to-nintendo-switch