Rubuta ci gaba don wannan sakin layi - A cikin kakar 2012<unk>13 Nikishyn ya lashe gasar Heidenheim Grand Prix kuma ya sami lambar azurfa a gasar Grand Prix ta Bern, wanda ya ba shi damar shiga Top 10 a karon farko a cikin aikinsa. A kakar wasa ta gaba ya kai wasan karshe a gasar Doha Grand Prix, inda Park Sang-young na Koriya ya doke shi, amma sai ya lashe gasar Heidenheim da kuma Buenos Aires Grand Prix. Ya kai wasan kusa da na karshe a gasar cin kofin duniya ta 2014
a Kazan, inda ya yi rashin nasara a hannun Park Kyoung-doo na Koriya. Ya gama kakar wasa a matsayin No.2 a cikin jerin duniya.