my HEAD hurts and the SFX is TOO LOUD

Assets/Scripts/Entities/Enemy/Enemy.cs

@@ -118,6 +118,7 @@ public class Enemy : Entity
     protected override void OnKillEffects()
     {
         Destroy(gameObject);
+        OnKill?.Invoke();
         foreach (UpgradeDrop drop in possibleDrops)
         {
             DropUpgrade(drop);

Assets/Scripts/Entities/Enemy/EnemySpawner.cs

@@ -28,7 +28,8 @@ public class EnemySpawner : MonoBehaviour
     public List<Transform> spawnPoints;
     public float spawnRate;
     [SerializeField] private float currentSpawnTime;
-    [Header("Boss")]
+    [Header("Boss")] 
+    private bool bossSpawned = false;
     public Enemy bossEnemy;
     private Enemy bossEnemyInstance;
     public Transform bossSpawnPoint;
@@ -54,14 +55,14 @@ public class EnemySpawner : MonoBehaviour
                 SpawnEnemy(enemiesToSpawn[Random.Range(0, enemiesToSpawn.Length)], spawnPoints[Random.Range(0, spawnPoints.Count)].position);
             }
         }
-        else if (!canSpawn && bossEnemy.health < 0)
+        else if (bossSpawned && !bossEnemyInstance)
         {
             if (Input.GetKey(KeyCode.E))
             {
                 LevelSwitcher.instance.LoadShop();
             }
         }
-        enemyLevel = (int)(Time.time / levelUpIntervals); //figure out the time.time thing because that's not gonna work here
+        enemyLevel = (int)(Time.time / levelUpIntervals) + 1; //figure out the time.time thing because that's not gonna work here
     }
 
     public Enemy SpawnEnemy(Enemy enemy, Vector3 location)
@@ -79,6 +80,7 @@ public class EnemySpawner : MonoBehaviour
         canSpawn = false;
         Enemy.OnDamaged += UpdateBossHealthBar; //this kinda sucks but it technically works??
         bossNameText.text = bossEnemyInstance.entityName;
+        bossSpawned = true;
     }
 
     private void UpdateBossHealthBar()

Assets/Scripts/Entities/Entity.cs

@@ -6,6 +6,7 @@ public class Entity : MonoBehaviour
     [Header("Identification")] 
     public string entityName;
     public SpriteRenderer sprite;
+    public AudioSource entityAS;
     [Header("Flags")] 
     public bool stalled;
     public bool invincible;
@@ -20,6 +21,10 @@ public class Entity : MonoBehaviour
     protected Vector2 moveDirection;
     public float speed;
     public float speedMultiplier = 1f;
+    [Header("FX")] 
+    [SerializeField] private EntityDeathSFX deathObject;
+    [SerializeField] private AudioClip deathSound;
+    [SerializeField] private float deathVolume = 1;
 
     protected void FlipSprite(Vector2 lookDirection)
     {
@@ -47,6 +52,8 @@ public class Entity : MonoBehaviour
         health -= damage;
         if (health < 0)
         {
+            EntityDeathSFX newSFX = Instantiate(deathObject, transform.position, transform.rotation);
+            newSFX.PlaySFX(deathSound, deathVolume);
             OnKillEffects();
         }
     }

Assets/Scripts/Entities/EntityDeathSFX.cs

@@ -0,0 +1,20 @@
+using System;
+using UnityEngine;
+
+public class EntityDeathSFX : MonoBehaviour
+{
+    [SerializeField] private AudioSource AS;
+
+    public void PlaySFX(AudioClip audioToPlay, float volume)
+    {
+        AS.PlayOneShot(audioToPlay, volume);
+    }
+
+    private void Update()
+    {
+        if (!AS.isPlaying)
+        {
+            Destroy(gameObject);
+        }
+    }
+}

Assets/Scripts/Entities/EntityDeathSFX.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: ffa63eeffdadeda86b3db6f9f6b15cde

Assets/Scripts/Entities/MarisaAbilityHandler.cs

@@ -6,7 +6,7 @@ using UnityEngine.InputSystem;
 public class MarisaAbilityHandler : MonoBehaviour
 {
     [SerializeField] private PlayerInput inputHandler;
-    [SerializeField] private Marisa thisPlayer;
+    public Marisa thisPlayer;
 
     [Header("Abilities")] //maybe have to make them public for when you're changing out abilities
     public List<PlayerAbility> abilities = new();
@@ -18,17 +18,11 @@ public class MarisaAbilityHandler : MonoBehaviour
     public AbilityHotbarIcon[] hotbarIcons;
     //this is getting ridiculous
 
-    private void Awake()
-    {
-        SetupAbilities();
-    }
-
     private void Start()
     {
-        hotbarIcons = FindObjectsByType<AbilityHotbarIcon>(FindObjectsSortMode.InstanceID);
-        if (AbilitySceneTransfer.instance.savedAbilities.Count > 0)
+        if (hotbarIcons[0] != null) //bad
         {
-            LevelSwitcher.instance.SetupScene();
+            SetupAbilities();
         }
     }
 
@@ -57,22 +51,18 @@ public class MarisaAbilityHandler : MonoBehaviour
         if (inputHandler.actions["MainAttack"].inProgress)
         {
             abilityInstances[0].TryAbility();
-            hotbarIcons[0].UpdateCooldown();
         }
         else if (inputHandler.actions["SecondaryAttack"].inProgress)
         {
             abilityInstances[1].TryAbility();
-            hotbarIcons[1].UpdateCooldown();
         }
         else if (inputHandler.actions["SpellA"].inProgress)
         {
             abilityInstances[2].TryAbility();
-            hotbarIcons[2].UpdateCooldown();
         }
         else if (inputHandler.actions["SpellB"].inProgress)
         {
             abilityInstances[3].TryAbility();
-            hotbarIcons[3].UpdateCooldown();
         }
     }
 }