How did side-scrollers, that humble, ubiquitous genre of game to which the original “Super Mario Bros.” series belongs, become such an exciting, fascinating game-development laboratory? There’s been ...

I’m eagerly awaiting completion of co-op to unlock Shorthanded mode, where I'll have to control both of the co-op totem pairs on a single controller (it reminds me of the underappreciated PS2 puzzler ...