With MSSA's National Championships scheduled for 2 & 3 December 2017 to be hosted by Fakkel School in Sasolburg, there is not much time for teams to contest the position for the number one spot.
Clubs may challenge any club on the ladder. Any club so challenged has 5 days within which to respond and play the match. Such rule allows the ladder to retain its dynamic nature and stops the challenged club from delaying unnecessarily.
The full rules for the ladder may be found here: Important changes to MSSA's Inter-Club Ladder rules.
The current ladder for the esports title of DotA 2 is as follows: