A lokacin aikinsa na NHL, an dakatar da Cooke saboda yawanci da aka soki, wasu sun hada da kai-harbe da suka ji rauni'yan wasan da suka yi adawa da su, musamman Marc Savard a 2010.
Tabbas, mafi rikitarwa na jumla ita ce "A lokacin aikinsa na NHL an dakatar da Cooke saboda yawan cin zarafin da aka soki, wasu da suka shafi harbe-harbe da suka raunata 'yan wasan da ke adawa da su, kuma ya kasance muhimmin abin da ya shafi canje-canjen dokokin NHL da aka yi niyyar hana irin wannan hali. "