This is the 3658th most frequent Russian word.
сыграет
"Will play" (referring to performing, acting, or playing a role).
Here, 'сыграет' refers to 'will play' in the sense of performing music.
Он сыграет на гитаре завтра.
He will play the guitar tomorrow.
'Сыграет' is used to mean 'will act or perform' in a theatrical context.
Она сыграет в спектакле главную роль.
She will play the leading role in the play.
In this context, 'сыграет' metaphorically means 'will play the part of' or be influential in a scenario.