Looks like the family reward page just added a new reward. This is called the Pirate Pack for download for Syndicate. it is available for PS, Xbox, and PC for 250 points.
"Redeem for access to the Pirate Pack. The world's deadliest pirates knew how to strike fear into their enemies' hearts - and when the time came, to strike them down with a savage blow. Inspired by their brutality, these lethally inventive weapons are now yours to command. "