Basilisk [LEGENDS]

At the start of the combat phase, roll a dice for each enemy unit within 3" of this model. On a 2+, that unit suffers 1 mortal wound.

In your hero phase, you can pick 1 enemy unit within 12" of this model and visible to it, and roll a dice. On a 1, nothing happens. On a 2-3, that unit suffers D3 mortal wounds. On a 4+, that unit suffers D3+1 mortal wounds.

This unit can be included as an allied unit in an army whose general has the DESTRUCTION keyword.