Generic script to always look at a transform

AlwaysLookAt.cs

using UnityEngine;

public class AlwaysLookAt : MonoBehaviour {
	[SerializeField] Transform _transformToLookAt;
	void Update() {
		Vector3 v = _transformToLookAt.position - transform.position;
		v.x = v.z = 0.0f;
		transform.LookAt(_transformToLookAt.position - v); 
		transform.Rotate(0,180,0);
	}
 }