It will probably be used for like Customs and Items and etc
And tbh, its not like there are any third parties left on the wiiU loll. So I think it will mostly be third party that will do more cross overs, indies and the ones that are 3ds exclusive like Monster Hunter and Yokai Watch
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850