This is the 709th most frequent Russian word.
игр
"Игр" is the genitive plural form of "игра," meaning "of games" or "of plays."
In this sentence, 'игр' is used as a plural genitive form of 'игра,' referring to a group or variety of games in a descriptive manner.
Эти игр мне кажется слишком сложными.
These games seem too difficult to me.
Here, 'игр' functions as the plural genitive form, indicating requirement or necessity related to games.
Для успешного проведения игр важно хорошее оборудование.
For the successful organization of games, good equipment is important.
In this sentence, 'игр' is in the genitive plural form, used to describe possession or results pertaining to games.