http://www.strategyinformer.com/pc/wormsreloaded/reviews.html

9/10 from Strategy Informer.

For a few smaller reviewing websites:

Hooked Gamers: 83/100
http://www.hookedgamers.com/pc/worms_reloaded/review/article-583.html

Games Zone: 8/10
http://pc.gamezone.com/reviews/item/worms_reloaded_review/

Cheat Code Central: 4.1/5
http://www.cheatcc.com/pc/rev/wormsreloadedreview.html

I am surprised, considering the bad UI and the not very good online multiplayer.