SWTOR Chapter 13 Profit and Plunder Story and conversations guide.
A guide to Weapon Tunings with a list of weapons that have the Tuning Slot.
SWTOR Patch Notes for Game Update 4.4 releasing May 3, 2016.
SWTOR Eternal Championship guide with strategies for all 10 rounds. This is currently on the PTS and scheduled to arrive with Game Update 4.4 in May.
Some of the old SWTOR classic armor sets are available on the fleet vendor currently on the PTS. They will make it to the live servers in patch 4.4 in May.
The vendors by Eternal Championship arena sells a new bound to legacy armor set and some 208/216 gear for tokens.