Re-definition/Assets/Resources/Entities/EnemyHeavy.cs

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

public class EnemyHeavy : EntityBase {

    public bool movingLeft = false;
    internal override bool isPressingCrouch() => false;
    internal override bool isPressDownJump() => false;
    internal override bool isPressingLeft() => movingLeft;
    internal override bool isPressingRight() => !movingLeft;
    internal override void OnUpdate() {
        bool shouldTurn = false;
        if (Mathf.Abs(rb.velocity.x) > 0.001f && (rb.velocity.x > 0 == movingLeft)) shouldTurn = true;
        if (shouldTurn) movingLeft = !movingLeft;
    }

    internal override void OnHitBorder() {
        Destroy(gameObject);
    }
    public float knockbackForceH = 30f, knockbackForceV = 15f;
    internal override void OnHitEnemy(Collision2D collision) {
        int face = collision.transform.position.x < transform.position.x ? 1 : -1;
        rb.velocity = new Vector2(face * knockbackForceH, knockbackForceV);
    }

}