Type: Racial
Source: Dragon #330
By filling yourself with the power of the Umbra, you can expand your size and strength.
Prerequisite: Umbragen race, two or more umbragen racia1 feats.
Region: Xen'drik (Eberron)
Benefit: Once per day, as a full round action, you may call on the power of the Umbra to expand your size by one category, duplicating the effects of enlarge person. You must be in shadow form to use and maintain this effect. Aside from this restriction, you may maintain this effect as long as you wish, although it immediately ends when you are killed, rendered unconscious, or leave shadow form.
Dread Shadow is a supernatural ability