BossWeapon.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class BossWeapon : MonoBehaviour
{
    //same as user weapon really, enraged attack just makes faster
    public int attackDamage = 20;
    public int enragedAttackDamage = 40;

    public Vector3 attackOffset;
    public float attackRange = 1f;
    public LayerMask attackMask;

    public void Attack()
    {
        //attack circle
        Vector3 pos = transform.position;
        pos += transform.right * attackOffset.x;
        pos += transform.up * attackOffset.y;

        Collider2D colInfo = Physics2D.OverlapCircle(pos, attackRange, attackMask);
        if (colInfo != null)
        {
            colInfo.GetComponent<Player>().TakeDamage(20);
        }
    }

    //same as attack up their but animated more often
    public void EnragedAttack()
    {
        Vector3 pos = transform.position;
        pos += transform.right * attackOffset.x;
        pos += transform.up * attackOffset.y;

        Collider2D colInfo = Physics2D.OverlapCircle(pos, attackRange, attackMask);
        if (colInfo != null)
        {
            colInfo.GetComponent<Player>().TakeDamage(30);
        }
    }

    //draw circle in scene view
    void OnDrawGizmosSelected()
    {
        Vector3 pos = transform.position;
        pos += transform.right * attackOffset.x;
        pos += transform.up * attackOffset.y;

        Gizmos.DrawWireSphere(pos, attackRange);
    }

}