The most anticipated PlayStation game ever is gorgeous, endearing, and finally here

"The Last Guardian" is a game that shouldn't exist.

Not because it isn't good. On the contrary, it's an incredible game - the master work of a unique genius in director Fumito Ueda.

"The Last Guardian" shouldn't exist because the PlayStation 4 exclusive has been in development, in some form or another, since 2007. Most video games take around two to three years to make, even blockbusters like "Destiny." That's because games are incredibly expensive to make, and exclusive games are especially risky - returns can only be made from sales on a single game console, rather than several.

Yet, here we are: "The Last Guardian" arrives on Tuesday, December 6 on the PlayStation 4 - a late entry in a year filled with fantastic games.

So, what is "The Last Guardian"? Here's everything you should know: