Added in 1.9.0
on <level>:UNBAN:<#|*>:<commands>
Trigger when a user on a channel is unbanned.
Parameters
<level> - The 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 *: UNBAN:#:echo -ag $nick just unbanned $banmask from $chan