There are currently no poses that cannot be used related to the Horizon Zero Dawn collaboration. Note: Expressions 6, 7, and 20 cannot be used in combination with the Aloy alpha full armor set, Aloy gamma full armor set, or the Aloy layered armor.
If you have these poses or expressions already selected, please note that they will revert back to the default 'Crossed Arms' pose and 'Expression 1' expression. Certain poses and expressions cannot be selected when using a full armor set or layered armor related to the Horizon Zero Dawn* or The Witcher 3: Wild Hunt collaborations.