Howling Shadows is a core rulebook for Shadowrun Fifth Edition with a wealth of dangerous creatures sprits artificial intelligence and more to add variety and fun to Shadowrun games. The critters were designed with both players and GMs in mind - they can be added as a resource for players to use or obstacles to overcome. The critters also have plot hooks built in to fuel plenty of adventures and campaigns. With full color art this book displays the bizarre and dangerous critters of the Sixth World in their full glory.