void Awake()
 {
     builder    = FindObjectOfType <PlayerBuilder>();
     pc         = builder.GetComponent <PlayerCombat>();
     menu       = FindObjectOfType <PauseMenu>();
     wave.text  = "Wave " + curWave + "/" + maxWaves;
     curEnemies = 0;
     paths.Add(path1);
     paths.Add(path2);
     paths.Add(path3);
     paths.Add(path4);
 }