Ho Ho Lun was a participant in the 2016 WWE Cruiserweight Classic tournament. The tournament began on June 23 with Lun defeating Ariya Daivari in his first round match. On July 14, Lun was eliminated from the tournament by Noam Dar.
On October 2, Lun was announced for NXT's 2016 Dusty Rhodes Tag Team Classic, teaming with Tian Bing. Lun and Bing were eliminated from the tournament by Johnny Gargano and Tommaso Ciampa. On November 2, Lun was announced as a roster member for the cruiserweight-centric 205 Live show.
Lun made an appearance on the March 8, 2017 episode of NXT, in a losing effort against Andrade "Cien" Almas. On the June 28 episode of NXT, Lun was defeated by The Velveteen Dream, which would be his final appearance for WWE. On August 3, WWE announced that Lun had requested and was granted his release from his WWE contract.