These battles are large and have players taking long linear lanes to battle one another while earning points to get special bonus characters or vehicles to use. (articles.gamerheadquarters.com)
Bonus characters which are unlocked by completing certain quests are also accessible in this same location. (dragon-quest.org)
Bane looks like he'll be making his return, plus we got a glimpse at the previously leaked pre-order bonus character Darkseid. (heavy.com)