Warhammer 40,000: Dawn of War II - Retribution Chaos Space Marines Race Pack

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

Includes 4 unique ability and wargear items to equip your squad with.

SKULL BREAKER: Hits on the enemy with this weapon have the chance to cause an explosive area of effect attack.
ARMOR OF IMMORTAL: Gain the protection of an invulnerability shield when your character is critically injured.
HERALD OF THE WARP: Equipping this item significantly lowers your ability cooldown timers.
MARK OF CHAOS FAVOR: Your character gains the benefits of chaos god worship from all the dark gods.