Kọ́kọ́ parí gbólóhùn yìí: Ìlú Vitebsk ni Protas ti bẹ̀rẹ̀ iṣẹ́ rẹ̀. O lo awọn akoko meji pẹlu ẹgbẹ Belarus U17 ti o dun ni Vysshaya Liga, liigi keji ni Belarus, ṣaaju ki o to yan 26th lapapọ nipasẹ Prince Albert Raiders ni 2018 CHL Import Draft. O darapọ mọ Raiders fun akoko 2018/19, o si pari pẹlu awọn aaye 40 ni awọn ere 61. Wọ́n ń lọ sí
2019 NHL Entry Draft Protas je eni to wa ni ipo 30th North American skater, won si yan an ni ipo 91st lapapọ nipasẹ Washington Capitals. O dun fun Prince Albert ni 2019-20 akoko, eyiti o pari prematurely nitori COVID-19; ninu awọn ere 58 o ni awọn aaye 80, eyiti o gbe e kẹsan ni WHL ni lilọ ati oṣere Yuroopu ti o ga julọ.