An updated engine that introduced smoother animations, weight detection (preventing small wrestlers from lifting heavyweights), and "Spectacular Moments" like ring breaks and barricade crashes.
While many fans refer to it as "WWE 2K13" in retrospect, searching for will yield more accurate results for emulation or disc backups. wii wwe 2k13 iso
Ultimate Guide to WWE '13 on Nintendo Wii: Reliving the Revolution wii wwe 2k13 iso