Stalker Warframe

Adds Warframe's classic Stalker as a separate full-body costume with custom textures, fitted rigging, and hidden native body attachments.

Changelog

Initial public release.
Added classic Stalker as a separate full-body costume.
Added custom dark base-color and converted normal textures with red energy details.
Fitted Stalker to the Skate skeleton with corrected neutral arms and stable native wrist and hand weighting.
Hidden native body, shoes, and clothing attachments while the costume is equipped.