Here’s the problem with playing a single-player spinoff from a multiplayer property: If you don’t particularly care about the multiplayer that the franchise is built on, the single player, where developers will almost always double down on the various in-fanbase jokes, aesthetics, characters and themes, is really not going to go down well with you. Enter Splatoon and… well, me. To be abundantly clear in a review where I’m already preparing the comment moderation tool, I respect Splatoon enough for what it is. Nintendo recognised a demographic and, in chasing after it, delivered something the demographic clearly liked. We know…