The thing about Mario is that, as much as he looks like a little dungareed chap, he’s not really a character. Ever since Nintendo’s rise in the 1980s, he’s been an icon: the embodiment of pure gaming joy, a wah-hooing hero eternally saving Mushroom Kingdoms in between entering every sporting event going. It’s funny to think of how many different Marios there have been – and it’s this aspect of the character that Paper Mario has always riffed on. Paper Mario is a world about Mario, one built out of in-jokes and fourth-wall-breaking nods, where the biggest gag is that everyone’s been through this before. This self-mockery has always led to the finest work of Nintendo’s supremely talented localisation team and Sticker Star once again delivers the goods. Matched up to Intelligent Systems’ most visually brilliant take on the paper Mushroom Kingdom yet, this is one of the wittiest and most surreal Mario games in years. Sticker Star begins predictably: the Mushroom Kingdom’s various denizens are enjoying a sticker festival, when up turns Bowser and throws a spanner in the works. Peach is gone, the Toads are squooshed against the walls, and a mystery comet has been scattered to the…