Lol Playstation All Stars was probably Sony's second lamest attempt at copying Nintendo, the first lamest being the Move controller. After years of decrying the Wii remote as "kiddy" and "looks like a lollipop" Sony up and makes a motion controler that actually looks like a lollipop!
I don't get all the Smash passion, really... it's the definition of generic and the character designs have nothing to do with each other. No theme nor vision, just blending together every popular character in the videogame industry...
Honestly, with her history, she'd be as out of place as Cloud. She'd have made more sense in Playstation All-Stars or a Microsoft-based crossover game.