Alias:

/mute {
  inc %kbcount 1
  /mode $chan +b-ohv ~q: $+ $address($1,2) $1 $1 $1
  /msg $chan 5[2 $1 5] has been muted for $2 minute(s) $chr(124) 4Reason:12 $3- $+(1,$chr(124)) 4Noobs eaten = $+(12,%kbcount)
  /timer 1 $calc($2 * 60) //mode $chan -b-ohv ~q: $+ $address($1,2) $1 $1 $1
}

Remote:

on *:text:.m *:#: {
  if ($nick !isreg $chan) {
    /mute $2 $3-
  }
}