Lightning Dust strands herself in space. With no way to move her rocket, she'll die unless Equestria's Best and Brightest find a way to bring her home despite sabotage, snobbery, limited resources, and bureacratic incompetence.
Miner Derpy Hooves is sent deep into the crust of the planet Hockses to kill bugs, defeat interloping rival corporations, drill for precious resources, and mine like her life depended on it (which it does)