Rossignol Diva, Rossignol Frenemy, Roxy Eminence, GNU B-Pro, Smokin Vixen
Those are just some boards with magnetraction...
Then maybe Arbor Push or Arbor Cadence.
Dont discount the Poparrazi in the arbor line. Also with grip tech. Just from reading about it people seem to consider its hold quite good on the hard stuff. Thinking about this one for my wife actually.