A horde of Fallen Shaman with their protecting Fallen Hounds. Posed in The Stinging Winds level of Act Two.

There's a Monk dual-wielding fists running right at them, but of more interest is the huge cloud of poisonous gas left behind him. Bashiok reported it came from a boss monster with the Plagued modifier.

Image released via Facebook likes, February 14, 2011.