Nomad

Nomad is a supporting character appearing in S.T.A.L.K.E.R.: Lost Alpha

Background
He was a worker on experiments carried out before the Zone emerged. After several complications he ended up in his mutated state.

Lost Alpha
He helps Marked One to get the codes to the Bunker lab underneath Radar.

Missions Given in the Lost Alpha

 * Nomad's belongings (quest). This also starts the Meet the Patriarch side fork by triggering Captain to intercept the player on the way.

Trivia
Appears to be a sentient Izlom.