5556 Deimos Picture

And the other (younger) twin, the stallion Deimos.

Deimos, in Greek mythology, is the God of terror, as well as a brother to Adrestia.
To me, while revenge is hot, passionate and fueled by emotion, terror in itself is cold, freezing movement and thought.

Ares - Mars
Do You Dare to Defy the Gods?
5556 Deimos
Olympian Revolt
Ares - Classic Mythology