The two companies also announced a service that will let users play games across any number of devices, including a variety of mobile devices, PCs and Nintendo's consoles, including the 3DS and the Wii U . "DeNA will help them to figure the market out, but I'm not sure if there is something going on with this "platform" that makes it easier or harder for consumers, and unclear if the subscription they are talking about will be an impediment to success," said Wedbush Securities analyst Michael Pachter.