Speaking of swarms of alien monsters trying to rip you out out there a lot Of those on the aviation side of Leviathan. Led by the winged Tyranid Prime, the Hive Fleet includes giant monsters like the psychic-heavy Neurotyrant, the psycho-eating Psychophage, stealth killers called Von Ryan’s Leapers, and artillery monsters called Barbgaunts, and the massive four-clawed infantry shredder known only as the Screamer-Killer.
If that wasn’t enough, there are of course two squadrons of standard Tyranid infantry – that is, Termagants the mainstay, and Neurogaunts, sorting creatures to defend Tyranid psychic support.
(tags to translation) Warhammer