In a medium bowl, mix the chocolate cookie crumbs with melted butter until the mixture resembles wet sand.
Press the mixture evenly into a 9-inch pie dish, ensuring it covers the bottom and sides. Refrigerate for at least 20 minutes to set the crust.
In a large bowl, beat together the peanut butter, cream cheese, and powdered sugar until smooth and creamy.
Gently fold in 1 ½ cups of whipped topping, ensuring the mixture is well-combined but still fluffy.
Spread the filling evenly over the chilled crust using a spatula. Top the pie with chopped peanut butter cups and drizzle with chocolate sauc
Place the pie in the refrigerator for at least 3 hours or until fully set. Before serving, garnish with additional whipped topping.