The fifth tournament is underway! Behind the scenes however, Conker the Squirrel has acquired the missing Smash Core and is assembling an inter-dimensional army of villains in a decade-overdue power play to dominate the universe. What havoc will the villains reek? How will Mario, who is now tasked with leading the Smashers, respond?

(Edited 7/20/2021) Mario stumbles upon Master Hand's database at the end of the fourth tournament. He finds that all of Smash's recruitment is archived here. What will he find as he turns the pages of history?