The Phoenix is a new StarCraft 2 air- based unit. It can overload where it shoots many missiles at once, but is then inactive for a while. The Scout is an air-based StarCraft 1 unit that can attack air and ground (attacks air better than ground.) The Corsair is an air- based StarCraft 1 unit. It attacks only air, but with splash. It can also cover ground unit’s site in a small area with its Disruption Web.