Ballistic Missile
(Ground placed AoE)
If exactly two enemies are hit by the AoE, inflicts death on both of them.
Source: The Avatar

Compress
Deals damage with a potency of 30 to all enemies in a straight line before you and inflicts the mini status.
Source: Construct 7

Also, being a caster, it needs an AoE LB3
Aetheric Profusion
Deals damage with a potency of 5000 to all enemies in the targeted area.
Source: Twintania