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

  Angel's Feather: 2 
  Angel's Feather: 10 
  Brion Stoutarm: 9 
  Bull Cerodon: 6 
  Cho Manno, Revolutionary: 15 
  Dragon's Claw: 7 
  Godsire: 14 
  Knight Of The Skyward Eye: 11 
  Pariah: 4 
  Sangrite Surge: 8 
  Sigil B Blessinlessing: 3 
  Sigil Blessing: 12 
  Woolly Thoctar: 1 
  Wrath Of God: 13 
  Wurms Tooth: 5