Preheat oven to 350°F.

Beat butter, peanut butter, and both sugars until smooth.

Mix in eggs and vanilla.

Stir in oats and baking soda until well combined.

Fold in chocolate chips and candy-coated chocolates.

Drop large spoonfuls onto a parchment-lined baking sheet.

Bake 10 to 12 minutes; cool completely before transferring to cookie jar.