Complex sentence: Hall was injured later that month at Invasion Attack 2016, and remained sidelined until January 2017, when his profile was quietly removed from NJPW's roster page, signaling his departure from the promotion.
Split into simpler sentences: Hall was injured later that month at Invasion Attack 2016 and has been sidelined ever since. In January 2017, Hall's profile was removed from NJPW's roster page, signaling his departure from the promotion.