I always wanted to see the Borg assimilate the Daleks, so we'd get people with a red plunger sticking out of one eye and an egg beater on the end of their opposite hand covered with shiny black beads and shouting 'Asss-immm-illl-ate! Asss-immm-illl-ate!' And suddenly the Doctor would be in trouble because these new foes could go up and down stairs!