I don't look to guess "we're going to see a 500pt move down" or "We will see a 200pt swing tomorrow".  I play live volume and energy transfers.  I play what the market is doing today, not what I guess it could do in 4 days.
$MNQ_F $NQ_F $MES_F $ES_F $QQQ $SPX $SPY $NDAQ $YM_F