Wii U- Players can share and charge up items by sending them into Miiverse and sharing them with others around the world- Wii U support mode has the second player piloting controlled gadgets to help Sonic by destroying enemies and obstacles- Wii U multiplayer lets one person play on the GamePad and another person on the TV3DS- 3DS exclusive Special Stages has you tilting the system to navigate through levels; collect Chaos Emeralds in these levels- Create and customize radio controlled gadgets to help Sonic- Local and online multiplayer confirmedGeneral- Sonic can fly through the air, tear up levels, and explode into enemies- Areas include “mind-bending courses, vast underground tunnels and colossal structures in the sky”- “ultra-competitive levels and modes” for multiplayer- Share gadgets between the Wii U and 3DS versions