various
Ultramarines

The Ultramarines are the epitome of a Space Marine Chapter. They tirelessly defend the Imperium from all threats, and uphold the legacy of their primarch. This collection of stories shows the heroes of the Chapter at war.
Warhammer 40k
anthology

It contains:
Cato Sicarius: Master of the Watch
Catechism of Hate
Eye of Vengeance
Eye of Vengeance
Shadow of the Leviathan
Marneus Calgar: Lord of Ultramar
Veil of Darkness
Two Kinds of Fool
Knight of Talassar