The transmog helm
Capuz da Patrulheira Sombria can be obtained in the Hunter class hall after completing a short questline.
Step One: Speak to
Caçador da Morte Moorgoth and buy 13
Rosa Negras from him.
Step Two: Afterwards, find
Patrulheira Sombria Velonara, give her the roses, and then return to
Caçador da Morte Moorgoth.
Next time you see
Patrulheira Sombria Velonara, take the quest
Lembrança sombria and follow it back to
Caçador da Morte Moorgoth who will then have
Capuz da Patrulheira Sombria for sale!