Not sure if this has been done before, but...
MCU Black Widow and Hawkeye with their non-vehicular equipment from all of their appearances so far
Versus
James Bond. All of the movie James Bonds, Connery to Craig and all of the rest in their prime, with their non-vehicular equipment
The two teams start off without prep, first in the arena, second in an otherwise abandoned Sequoia National Forest.
Who takes it?
(Apologies if this is a stomp in either direction!)