Deploys a turret that creates a Cold Wave zone that slows nearby enemies periodically every 0.5 seconds for its duration and pulls enemy targets to its location.
* The turret of the caster can be installed up to 4 turrets without duplication
* If the same turret of the caster is installed, the existing turret will be removed and reinstalled.
* If the caster installs more than four turrets, the turret with the shortest remaining duration is removed and a new turret is installed.
* The turret of other Engineers can be installed with duplication
