Yes. Back in 2008 the team launched Lordmancer I. It was one of the first online RPG games made for Java feature phones! It was a free-to-play game with the same main mechanics: real-time PvP, expandable game world, open market, clan wars. It was a tremendous challenge to put so much into rather primitive devices.
And the most exiting fact is that Lordmancer I is still up and running! Check it out: lordmancer.com