the only game in town

Translations
единственный доступный вариант
With all the other stores closed, this shop was the only game in town.
С закрытием всех остальных магазинов, этот магазин стал единственным доступным вариантом.
Definitions
This phrase means the only available option, choice, or opportunity in a particular situation. It is often used to describe a person, business, or thing that has no competition or alternatives.
Words
game

noun
игра
town

noun
город
only

adjective
единственный