Rubuta ci gaba don wannan sakin layi - Mustafaiev na ɗaya daga cikin 'yan wasan Ukraine uku da ke fafatawa a Wasannin Paralympic na bazara na 2012 daga yankin Crimea, tare da sauran biyun da suka haɗa da ɗan takarar Dmytro Kryzhanivskyi da mai harbi Olga Mustafaieva. A shekarar 2012 a London
, Mustafaiev mai shekaru 31 ya lashe zinare a tseren mita 50 na S4 tare da lokacin da ya kai dakika 38.26. Yana da wasu abubuwan da suka faru a kan shirinsa na London wanda ya hada da tseren mita 100 na 'yanci, 50m baya da tseren mita 200 a London. Ya gama na takwas kuma na ƙarshe a tseren tseren 50m na baya tare da lokacin 52.51 seconds. Wannan lokaci ya yi jinkiri fiye da zafi, inda ya yi iyo a lokaci na 51.92. Bayan wasannin na 2012, an ba shi lambar yabo ta Order of Merit saboda nasarorin da ya samu na wasanni.