On 9/12/2017, it was announced that the team had signed 15 players in the preparation for the 2018 AFC Champions Leagues qualifier against Bali United.

[1] On 25/12/2017, ESPN FC reported that Jordan Webb rebutted the chance to join Portugal League 2 team as he wanted to work with Rabb.

[2] On 12/1/2018, it was reported that Jordan Webb & Ryutaro Megumi will miss the Tampines' ACL playoff due to injury.

Note 2: Madhu Mohana initially moved to Malaysia before being released and signed with the Stags for the rest of season.

Note 3: Hafiz Sujad initially moved to Malaysia with JDT II before being released and signed with the Stags for the rest of season.