Rumors after the break. Image from THQ.. Oh THQ…. 

-Tyranids are after Space Marines
-Look for them before the end of the year

New Minis:

Tyranid Prime (finecast)
Harpy. Roughly size of the heldrake. Pretty much looks like the picture in prior codex.Doom of Malantai (clamshell package)Parasite of Mordrax (clamshell package)

Termagant sprues recut for more options (some chatter says Genestealers)

Mycetic Spore

New “Big Bug” kit (Because every army needs one!)

New Rules: 
Pyrovore gains Torrent and a steep points reduction.

Hiveguard gain Skyfire

Via BoLs.   Hiveguard gain Skyfire? Holy Moly.