The claws will come out on Gossip Girl Season 6.

According to Hollywood Life sources, French actress Zoe Aggeliki has landed a prominent, recurring role on the concluding season of this CW drama, coming on board for multiple episodes as a young woman named Natasha.

And just who is Natasha? The sister of Barry Watson's Steven, who will show up as a love interest this fall for Serena. Expect Natasha and her brother's new gal pal to butt heads often.

The role will mark Aggeliki's television debut. She is scheduled to appear in two relatively big movies in 2013: R.I.P.D. and Percy Jackson: Sea of Monsters.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.