Mine

on *:TEXT:*:#CastleWars:{
  if ($nick !isreg $chan) && (%Repeat == Off) { halt }
  if (!%repeat. [ $+ [ $nick ] ]) {
    set -u5 %repeat. [ $+ [ $nick ] ] $1-
    halt
  }
  else {
    if (%repeat. [ $+ [ $nick ] ] == $1-) {
      ban -ku300 $chan $nick 2 Repeating - 2:5 Ratio - 5 Minute Ban.
      unset %repeat. [ $+ [ $nick ] ]
    }
  }
  elseif { (%Flood == Off) { halt }
    inc -u1 %var 1
    if (%var == 4) {
      ban -ku600 $chan $nick Repeating - 4:8 Ratio - 10 Minute Ban.
    }
  }
}