Mine

on *:TEXT:*:#:{
  if ($nick isop $chan) || ($nick ishop $chan) || ($nick isvoice $chan) { halt }
  if (!%repeat. [ $+ [ $nick ] ]) {
    set -u5 %repeat. [ $+ [ $nick ] ] $1-
    halt
  }
  else {
    inc %kicks 1
    if (%repeat. [ $+ [ $nick ] ] == $1-) {
      ban -ku600 $chan $nick 2 Repeating - 2:5 Ratio 2 10 Min Ban 1»2 %kicks 1«
      unset %repeat. [ $+ [ $nick ] ]
    }
  }
  elseif (($nick isop $chan || $nick ishop $chan || $nick isvoice $chan)) { halt }
  inc -u8 %var 1
  inc %kicks 1
  if (%var >= 4) {
    ban -ku600 $chan $nick 2 Flooding - 4:8 Ratio - 2 10 Min Ban 1»2 %kicks 1«
  }
}