User blog comment:Mckrongs/Monster Hunter 4 for the Nintendo 3DS/@comment-15400750-20130905081243/@comment-11537809-20130905164704

^ Goa Magara does a similar stance as well (which may refer to how they wanted it to be like popular monsters from the past). So if Narga can be considered a popular monster then it has a chance of being in MH4.