Backlash is a PPV on the Raw brand. It appears in Smackdown Vs Raw 2006, Smackdown Vs Raw 2007, and Smackdown Vs Raw 2008. Taking place in April, it is usually the first PPV of the season. It features six matches (later five in Smackdown Vs Raw 2008) and three matches on Heat, all of which feature Raw superstars.
Backlash starts with three matches on Heat (in Smackdown Vs Raw 2007) and then the actual show starts. It starts with six matches (five in Smackdown Vs Raw 2008) and has no promos. The show features only superstars on the Raw brand, meaning every match is used by Raw.