Some early reviews, I'll be going to bed soon so I can't update OP but if you see any more reviews feel free to post them in the thread!
IGN 9.3/10 http://www.ign.com/articles/2014/09/...-mordor-review
Polygon 9.5/10 http://www.polygon.com/2014/9/26/6254177/middle-earth-shadow-of-mordor-review-lord-of-the-rings-ps4-xbox-one
Joystiq 5/5 http://www.joystiq.com/2014/09/26/middle-earth-shadow-of-mordor-review-my-precioussss/
Gamespot 8/10 http://www.gamespot.com/reviews/middle-earth-shadow-of-mordor-review/1900-6415884/
Eurogamer 8/10 http://www.eurogamer.net/articles/2014-09-26-middle-earth-shadow-of-mordor-review
Destructoid 6/10 http://www.destructoid.com/review-middle-earth-shadow-of-mordor-281235.phtml
Escapist 4.5/5 http://www.escapistmagazine.com/articles/view/video-games/editorials/reviews/12324-Middle-earth-Shadow-of-Mordor-Offers-New-Twist-on-Tolkien-s-The-.2
Kotaku YES/10 http://kotaku.com/middle-earth-shadow-of-mordor-the-kotaku-review-1639361008
EGM 8.5/10 http://www.egmnow.com/articles/reviews/egm-review-middle-earth-shadow-of-mordor/
GameFront 9/10 http://www.gamefront.com/middle-earth-shadow-of-mordor-review-facing-the-dark-lord/2/
Shacknews 9/10 http://www.shacknews.com/article/86451/middle-earth-shadow-of-mordor-review-simply-walk-into-mordor