The official last issue of the year has been moved to 27 January 2021. https://myfdc.me/2020/12/28/28-december-2020-latest-updated-2020-malaysia-stamp-issue-programme/
However Pos Malaysia released a video preview for the 125th Anniversary of Johor State Constitution (125 Tahun Undang-undang Tubuh Negeri Johor).
Watch it here: https://fb.watch/2JIIXWV8zE/
Here is a screen capture:
The designer is again Mr KY Lim from Reign Associates.
Stay tuned for further updates nearer the date of sale.