KOTH Tournament Of Champions will be on it's usual 2nd Saturday of the New Year so that means 11 January 2020 at 4 pm EST, 3 pm CST, 2 pm MST, 1 pm PST, 1600 EST, 2100 GMT in SEA II.
Information can be found in the KOTH Forum,
https://bbs.hitechcreations.com/smf/index.php/board,135.0.html, and it is a invitation only event where you need to be a winner or wabbit in a regular KOTH throughout the year.