Collocations for showdown - noun

final
The scene was set for the final showdown.

title, World Cup, etc.

have | avoid | face, head for | force, seek
He was now strong enough to force a showdown with them.

~ against
the showdown against Holland in April

~ between
the title showdown between Arsenal and United

~ over
The council is heading for a showdown over the new proposals.

~ with
Britain''s World Cup showdown with Australia last month

it comes to a showdown
(= a showdown happens) Of course I''ll support you if it comes to a showdown.