Money and Hollywood has ran out of ideas. Universal now owns rights to remake.
http://www.firstshowing.net/2010/universal-holds-remake-rights-to-faux-doc-the-troll-hunter/
http://www.morehorror.com/The-Troll-Hunter-to-be-Remade-by-Universal210201
Theres a american remake on the way
Gremlins creator Colombus is going to do it
http://www.shocktillyoudrop.com/news/topnews.php?id=19541