As DM, you have the option of taking average damage or rolling the damage for this reason, both the average damage and the die expression are presented. Any damage or other effects that occur as a result of an attack hitting a target are described here. I want to bring your attention in particular to the text in the heading Actions (p. This section explains how to read the monster's stats. Flip back to pages 54 and 55 of the Starter Set's adventure booklet, at the beginning of Appendix B: Monsters.