Added water boss.

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Assets/script/Boss.cs

+using UnityEngine;
+using System.Collections;
+
+public class Boss : MonoBehaviour {
+
+    private Rigidbody2D rb;
+    public float speed = 1f;
+    public GameObject[] waypoints;
+    private Transform currentWaypoint;
+    public float distanceThreshold = 0.5f;
+    public GameObject projectile;
+    public float attackCooldown = 2.0f;
+    public float attackRandom = 1.0f;
+    private float lastAttack = 0;
+    public float projectileSpeed = 5;
+    public int health = 100;
+    public GameObject diety;
+
+    // Use this for initialization
+    void Start () {
+        waypoints = GameObject.FindGameObjectsWithTag("Waypoint");
+        rb = GetComponent<Rigidbody2D>();
+        PickWaypoint();
+    }
+	
+	// Update is called once per frame
+	void Update () {
+        if (currentWaypoint) {
+            if (Vector2.Distance(transform.position, currentWaypoint.position) < distanceThreshold) {
+                PickWaypoint();
+            } else {
+                Vector2 dir = currentWaypoint.position - transform.position;
+                Vector2 force = new Vector2(dir.x, dir.y) * speed;
+                rb.AddForce(Vector2.ClampMagnitude(force, speed));
+            }
+        }
+        
+        if(Time.time > lastAttack) {
+            lastAttack = Time.time + attackCooldown + Random.Range(0, attackRandom);
+
+            Shoot(0);
+            Shoot(90);
+            Shoot(180);
+            Shoot(270);
+        }
+    }
+
+    void PickWaypoint() {
+        currentWaypoint = waypoints[Random.Range(0, waypoints.Length)].transform;
+    }
+
+    void Shoot(int angle) {
+        float rad = (angle + 90) * Mathf.Deg2Rad;
+        Vector2 vel = new Vector2(Mathf.Cos(rad), Mathf.Sin(rad)) * projectileSpeed;
+
+        GameObject projectile_clone = Instantiate(projectile, transform.position, Quaternion.identity) as GameObject;
+        projectile_clone.GetComponent<Rigidbody2D>().velocity = vel;
+        projectile_clone.transform.eulerAngles = new Vector3(0, 0, angle);
+    }
+
+    void GetHit(int amount) {
+        health -= health;
+        if (health <= 0) {
+            Die();
+        }
+    }
+
+    void Die() {
+        Instantiate(diety, transform.position, Quaternion.identity);
+        Destroy(gameObject);
+    }
+}

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Assets/script/EnemyProjectile.cs

+using UnityEngine;
+using System.Collections;
+
+public class EnemyProjectile : MonoBehaviour {
+
+	// TEMPORARY
+    // Does not damage player
+
+    void OnCollisionEnter2D(Collision2D col) {
+        Destroy(gameObject);
+    }
+}

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