Amalia Bermejo Book order (chronological)

Can Hiccup find Grimbeard the Ghastly's treasure before Alvin the Treacherous gets his sneaky hands on it? And if Hiccup opens a box that says DO NOT OPEN, .will he live to tell the tale?

Bearing all the markings of a truely classic novel, Troll Fell, is an exciting adventure-filled tale of Peer, his evil uncles, treasure and wicked trolls.