Win the indicated number of matches with the "Ears Of Elves" deck to unlock the 
corresponding card for it:

  Coat Of Arms: 12 
  Elvish Champion: 1 
  Elvish Champion: 6 
  Eyeblight's Ending: 13 
  Immaculate Magistrate: 3 
  Imperious Perfect: 9 
  Jagged-Scar Archers: 8 
  Lys Alana Scarblade: 11 
  Nath Of The Gilt-Leaf: 14 
  Rhys The Exiled: 4 
  Talara's Battalion: 15 
  Wurm's Tooth: 7 
  Wurm's Tooth: 5 
  Wurm's Tooth: 10 
  Wurm's Tooth: 2