...speaking of devils, how bout these....
http://etfdb.com/issuer/factorshares/
FSG Factorshares 2X Gold Bull S&P500 Bear $38.20 +1.79% $7,258 22,850 N/A
FSU Factorshares 2X S&P500 Bull Usd Bear $22.54 -8.56% $4,474 5,028 N/A
FOL Factorshares Oil Bull S&P500 Bear $20.91 +5.66% $3,988...