How do I make a units model appear dead?

[Campocalypse]

This one shouldnt be too hard, and I know I've seen it done before, but how do I make a units aimation appear dead? I tried replacing the "stand" animation with the word "dead", but it didnt seem to do anything... What am I doing wrong?

 

[swipe5weep]

use the trigger play death animation.

 

[nerovesper]

• Animation - Play (Triggering unit)'s death animation