Pedro Kantor: The Vengeful Fist (Black Library Advent Calendar 2013 #17)

It is a year since the greenskins invaded Rynn’s World and the Crimson Fists were brought low. Now, lord of a shattered Chapter, Pedro Kantor has become an administrator, guiding his brethren through the slow process of rebuilding. But Kantor is a vengeful Fist, and misses the joy of battle. As he struggles to reconcile the two, war beckons. Can he resist its lure? Read it because
A Lords of the Space Marines short story by Steve Parker