public static void spawnSkeletonWarriorDiamond (Location loc, int amount) {
        int i = 0;
        while (i < amount) {
            Skeleton SkeletonWarriorIron = (Skeleton) loc.getWorld()
                    .spawnEntity(loc, EntityType.SKELETON);
            SkeletonWarriorIron.getEquipment().setChestplate(
                    new ItemStack(Material.DIAMOND_CHESTPLATE, 1));
            SkeletonWarriorIron.getEquipment().setHelmet(
                    new ItemStack(Material.DIAMOND_HELMET, 1));
            SkeletonWarriorIron.getEquipment().setLeggings(
                    new ItemStack(Material.DIAMOND_LEGGINGS, 1));
            SkeletonWarriorIron.getEquipment().setBoots(
                    new ItemStack(Material.DIAMOND_BOOTS, 1));
            SkeletonWarriorIron.getEquipment().setItemInHand(
                    new ItemStack(Material.BOW, 1));
            SkeletonWarriorIron.getEquipment().setHelmetDropChance(0.50F);
            SkeletonWarriorIron.getEquipment().setChestplateDropChance(0.50F);
            SkeletonWarriorIron.getEquipment().setItemInHandDropChance(0.50F);
            SkeletonWarriorIron.addPotionEffect(new PotionEffect(
                    PotionEffectType.SPEED, 2147483647, 1));
            SkeletonWarriorIron.setCanPickupItems(false);
            i++;
        }
    }