Pointsbet has a bet that pays a linear dollar amount * (winner -loser)^2 - some specified number. And yes, this can be negative and severely so. E.g. $10* (w

Pointsbet has a bet that pays a linear dollar amount * (winner -loser)^2 - some specified number. And yes, this can be negative and severely so. E.g. $10* (winning margin squared - 225). This is not a bet that needs to exist. Nobody is likely to have the data necessary to have a reasonable opinion on this, or to be able to calculate the risk and reward accurately in their head.