Guy Haley
Valedor

Prince Yriel leads the eldar in defence of the fallen maiden world Dªriel. Will he keep the tyranids forces of Leviathan and Kraken from merging into one all-consuming hive fleet?
Warhammer 40k
novel

Also in:
Paths of the Eldar
Alien Invasion: the Xenos Digital Collection
The Eldar
The Great Devourer: the Leviathan Omnibus