If youre running a money league
Real Time Fantasy SPORTS
Double or Triple Headers each Week
Ability to Play Against League Average not quite the same as "6 teams that scored the most points and an additional loss to the 6 teams with the lowest points."
Award Extra Wins and Losses for High and Low Scoring Teams (this is what you asked 4)
Customer support by phone or e-mail
if you need a free one I don't know But RTS has been my $ league for over a decade