He has entered within the range of their domain and they are also close enough to him to be within his domain. He decided to end the fight quickly. A blood ocean erupted out from him and enveloped the surroundings. The escaping wood elves were surrounded immediately.
"We are doomed. It is a blood domain." The first wood elf lamented.
A blood domain signifies a strength that is at least a Count. The sight of one struck this wood elf with hopelessness. His mind and body froze in fear. It is not involuntary. He has simply given up. A voice in his head said he should give up and he did willingly.
"Snap out of it." His partner shouted at him.