Today is the 20th anniversary of the U.S. release of Super Mario Sunshine, the Super Mario game of the Nintendo Game Cube. Super Mario Sunshine follows the formula laid down in Super Mario 64 . Mario's move set is largely unaltered, so if you've played that game, you'll be able to dive right in. Each level is a large play space in which Mario must find and collect Shine Sprites (the equivalent of Stars in Mario 64). Each stage contains eight "episodes." When Mario finds a Shine, he completes the episode. Each episode changes certain aspects of the level (same as in Mario 64). For example, in one level you are tasked with removing enemies from giant mirrors in order to dislodge an enormous Wriggler, then in the next episode you must defeat the rampaging Wriggler. The game also re-uses Mario 64's organizational mechanic by which Mario accesses the different levels through portals painted on walls. The central hub of Mario 64 was Peach's Castle. Here it is Is...