An Assassin is someone who specialises in killing a person of importance without the need for the use of many men. They may be sent in under cover to infiltrate an enemy command centre and kill an officer, or destroy an objective or perform some other task that a conventional army would have to suffer many losses to achieve. Only the Imperium seem to use assassins in the conventional form. Other races may use them, but they have yet to manifest themselves in game terms.
Assassins generally come in temples. These include: