The most recent update has introduced a corporations clash feature that will let corporations simulate a battle between each other; the feature offers no rewards, but it’s explained by the devs as a way to help corps train their members for real battles and also grant corps a way to have friendly scrums.
Content retrieved from: https://massivelyop.com/2023/02/20/eve-echoes-adds-customizable-jumpgates-new-ships-and-a-corporation-war-simulation-feature/.