I also loved it in a full bed in a BLX 6.1 95 and in the 99s. Its so soft to me, it doesn't feel like a poly. I really don't think Luxilon designed it as a cross string. If they did, they would market it that way and sell it in half sets.
Yonex Ezone AI 100 - Volkl Cyclone or Cyclone Tour at 55 lbs