The 2007 Royal Rumble marked the first year participants from the ECW brand competed along with the RAW and SmackDown ! The winner of the Royal Rumble now has the option to challenge for the ECW World Championship as well . From 2007 to 2010 , participants from the ECW brand competed along with the Raw and SmackDown brands , while the ECW World Championship became available for the winner to challenge for regardless of their designated brand .