Added in 1.9.0
on <level>:BAN:<#|*>:<commands>
Trigger when a user on a channel is banned.
See also on UNBAN, $banmask, $modefirst, $modelast.
Parameters
<level> - The User Access Level for the event to trigger.
<#|*> - The Matchtarget to listen to.
<commands> - The commands to be performed when the event listener's criteria is met.
Example
on *:BAN:#:echo -ag $nick just banned $banmask from $chan