@mikemearls @JeremyECrawford can you use Extra Attack to take grapple actions or does grapple replace your entire action?
— kieran Harvey (@Angel55word) September 16, 2015
"If you're able to make multiple attacks with the Attack action, this attack replaces one of them" (PH, 195). #DnD https://t.co/Kz0Rbq48kE
— Jeremy Crawford (@JeremyECrawford) September 17, 2015