Added files I was working on because i dont have a computer

Assets/Prefabs/FireballProjectile.prefab.meta

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+timeCreated: 1477616236
+licenseType: Free
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Assets/script/FireballMove.cs

+using UnityEngine;
+using System.Collections;
+
+public class FireballMove : MonoBehaviour {
+	public float speed;
+	private Rigidbody2D fireRB;
+	public int direction;
+	public Vector2 move;
+
+	// Use this for initialization
+	void Start () {
+		fireRB = GetComponent<Rigidbody2D> ();
+		/*
+		if (direction == 0)
+			move = new Vector2 (1,0);
+		if (direction == 1)
+			move = new Vector2 (0,1);
+		if (direction == 2)
+			move = new Vector2 (-1,0);
+		if (direction == 3)
+			move = new Vector2 (0,-1);
+			*/
+	}
+
+	// Update is called once per frame
+	void Update () {
+		fireRB.MovePosition((Vector2)transform.position + move*speed);
+	}
+}

Assets/script/FireballMove.cs.meta

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+timeCreated: 1477616043
+licenseType: Free
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Assets/script/HeroAttackController.cs

@@ -4,8 +4,11 @@ using System.Collections;
 public class HeroAttackController : MonoBehaviour {
 
     enum ability {fireball, water, others };
+	public int direction;
+	public float speed;
 
     private ability currentAbility = ability.fireball;
+	public GameObject FireballPrefab;
 
 	// Use this for initialization
 	void Start () {
@@ -17,7 +20,11 @@ public class HeroAttackController : MonoBehaviour {
         if (Input.GetButtonDown("Fire1")){
             switch (currentAbility)
             {
-                case ability.fireball:
+			case ability.fireball:
+				GameObject clone = Instantiate (FireballPrefab, new Vector3 (0, 0, 0), Quaternion.identity) as GameObject;
+				clone.GetComponent<FireballMove> ().move = GetComponent<PlayerAnimation> ().lastInput;
+				clone.GetComponent<FireballMove> ().speed = speed;
+			
                     Debug.Log("fireball");
                     break;
                 default:

Assets/script/PlayerAnimation.cs

@@ -4,7 +4,7 @@ using System.Collections;
 public class PlayerAnimation : MonoBehaviour {
 
     private Animator animator;
-    private Vector2 lastInput = new Vector2(1, 1);
+    public Vector2 lastInput = new Vector2(1, 1);
     private int horizontalDir = 1;
     private HeroMobility hm;