Should I reforge this Efrideet? (Destiny)

by Cody Miller , Music of the Spheres - Never Forgot, Monday, January 19, 2015, 10:41 (3396 days ago) @ Korny

I would re-roll to have, ideally, Field Scout and Armor Piercing.

It's not possibly to roll both those on this weapon, at least according to RC's link. They are in the same column, and are mutually exclusive.