100 Veteran Predators. Come with assorted Hunting Gear and 100 house broken Xenos. Lead by Broken Tusk himself.
100 Space Wolves (Half Grey Hunters and Half Blood Claws) with whatever Gear they may need as per Codex. Lead by Ragnar Blackmane. Also have 50 Wolves.
Battle on dark and rocky planet. Start 2 miles apart.