turn the tables

US /tɜrn ðə ˈteɪbəlz/
UK /tɜrn ðə ˈteɪbəlz/
"turn the tables" picture
1.

to reverse a situation, especially so that someone who was in a weaker position is now in a stronger position

:
After being down by two goals, the team managed to turn the tables and win the match.
She was always the underdog, but she finally managed to turn the tables on her rival.