Recon Class machines

The Longleg is a machine in Horizon Zero Dawn. It is a Reconnaissance Class machine. It is one of three known avian machines; however, it is incapable of flight. As a recon machine, it patrols on a constant lookout for perceived threats. Unlike its much smaller fellow recon machine the Watcher, it is able to scan and call reinforcements via radar as well as visually.

The Watcher is a category of machine in Horizon Zero Dawn. The smallest known machines, Watchers are designed for reconnaissance. The machine exists in two models: a basic model and a slightly stronger upgraded variant.

The Redeye Watcher is a machine in Horizon Zero Dawn. It is an upgraded variant of the Watcher. Apart from its greater propensity to use its ability to fire concussive energy blasts, the heavier armor plating on its head, and it is differently shaped and angled tail, it is exactly the same as the normal variant.