Cover Art of Sandman (1989) #32.
*Barbie is troubled by dreamless sleep... until Martin Tenbones, a shaggy colossus from an old recurring dream, appears on the street in broad daylight. Barbie arrives just as the police gun him down. Dying, Tenbones gives her a glowing amulet and begs her to rescue her kingdom from the evil Cuckoo. banished from her sleep, her dream of being a brave and beautiful princess defending a magical land for her animal subjects has entered the waking world. That night, a flock of cuckoos invades her bedroom and quickly vanishes, leaving Barbie wide-eyed, clutching the amulet, too scared to sleep. *Source: Back of card