They are both targeted towards two different markets so no... The only time the 3ds may hurt the wiiU sales is during Smash Bros but even then, I am sure more people prefer the console version than the 3ds one
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850







