Ragnar's Claw

Inquisitor Ivan Sternberg requests the aid of the mighty Space Wolves Chapter in the recovery of the ancient Talisman of Lykos, which he believes can cure the corruption ravaging the planet Aerius.
Ragnar Blackmane and his squad of Blood Claws embark on a near-suicidal mission to retrieve the talisman before it is too late.
This is the second book in the Space Wolves series.