Fire a barrage of lasers from each cannon.
Tether a target to their current position for a turn. If they move more than 2 spaces away that turn, target will take indirect damage.
Knockback enemies within 2 spaces of yourself.
Gain a large shield for the turn.
Anchor to the ground and unleash a superheated beam. Deals damage, and also damages enemies that cross the beam during movement. Beam can be swept on subsequent turns.