did a minor tweak

Assets/Scripts/booMovement.cs

@@ -0,0 +1,70 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class booMovement : MonoBehaviour
+{
+    private Transform player;
+    public BoxCollider2D boxCollider;
+    public float swimSpeed = .25f;
+    private Rigidbody2D rb;
+    private Vector2 movement = Vector2.zero;
+    private float sizeOffset = 1f;
+    public GameObject cat;
+    public bool ball;
+    public Movement mvt;
+    public Animator anim;
+
+    void Start()
+    {
+        rb = this.GetComponent<Rigidbody2D>();
+        boxCollider = this.GetComponent<BoxCollider2D>();
+        sizeOffset = Random.Range(2f, 10f);
+        player = cat.transform;
+        
+        if (player == null)
+        {
+            Debug.Log("Player not found! Make sure Seiden's Char Movement has a tag of Player!");
+        }
+    }
+
+    void Update()
+    {
+        if (Movement.pause) return;
+        //if (boxCollider.transform.x < cat.transform.x && m_FacingRight)
+         mvt = cat.GetComponent<Movement>();
+        ball = mvt.m_FacingRight;
+
+        if ((transform.position.x < player.position.x && ball)||(transform.position.x > player.position.x && !ball)) {
+            player = cat.transform;
+            Vector3 direction = player.position - transform.position;
+            movement = direction.normalized;
+        }
+    }
+
+    void FixedUpdate() {
+        if (Movement.pause) return;
+        if ((transform.position.x < player.position.x && ball) || (transform.position.x > player.position.x && !ball)) {
+            moveMe(movement);
+        } else {
+            noMoveMe(transform);
+        }
+    }
+
+    private void OnTriggerEnter2D(Collider2D collision)
+    {
+        if (collision.tag == "Player")
+        {
+            collision.GetComponent<Health>().takeHit();
+        }
+    }
+
+    void moveMe(Vector2 direction) {
+        if (anim != null) anim.SetBool("Shy?", false);
+        rb.MovePosition(rb.position + direction * swimSpeed * Time.fixedDeltaTime);
+    }
+    void noMoveMe(Transform transform) {
+        if (anim != null) anim.SetBool("Shy?", true);
+        rb.MovePosition(new Vector2(transform.position.x, transform.position.y));
+    }
+}