What are the most underrated games of this gen in your opinion?

[ghettoglamour]

Underrated by critic:
Motorstorm series (especially Apocalypse)
Infamous 2 (waaay better than the first, deserves a 90+ metascore imo)
Just Cause 2 (again, this game is a blast, deserves 90+)

Underrated by sales:
Motorstorm Apocalypse (come on, WTF??)
Top Spin 4
Vanquish
Modnation Racers (call it LittleBigPlanet Racers and it would have sold 2m)
Dirt 3