I couldn't miss the chance to practice my drawing!
Damage one enemy.
Covering Fire is an active special ability that allows the user to deal physical damage (1.2x) to all enemies after a one-turn delay. It is an ability learned exclusively by Luna (level 48 (4★)). Covering Fire hits once and costs 7 MP to use.
In military science, suppressive fire (commonly called covering fire) is "fire that degrades the performance of an enemy force below the level needed to fulfill its mission". "Suppression is usually only effective for the duration of the fire".