go toe to toe
US /ɡoʊ toʊ tuː toʊ/
UK /ɡoʊ toʊ tuː toʊ/

1.
to compete or contend directly and fiercely with someone
:
•
The two rival companies are ready to go toe to toe in the market.
•
He's not afraid to go toe to toe with anyone who challenges him.