1UP - Review, by Nick Suttner: "It can also be crushingly hard, especially a little ways into the campaign; it's nothing a Worms regular can't handle, but it may be frustrating for newcomers." [Score: 9 out of 10] - http://www.1up.com/do/reviewPage?cId=3162501
GameSpot - Reviews, news, previews, images, videos, and a forum. - http://www.gamespot.com/ds/strategy/wormsopenwarfare2/
GameFAQs - FAQs, reviews, images, and a message board. - http://www.gamefaqs.com/portable/ds/data/938911.html
Wikipedia - Article describing gameplay, singleplayer, multiplayer, and weapons. - http://en.wikipedia.org/wiki/Worms:_Open_Warfare_2
GameStats - Videos, screenshots, average scores, article links, and a message board. - http://www.gamestats.com/objects/897/897876/
IGN - Videos, screenshots, reviews, previews, news, and a message board. - http://ds.ign.com/objects/897/897876.html
GameSpy - Provides information, screenshots, and a review. - http://ds.gamespy.com/nintendo-ds/worms-open-warfare-2/