Part 4 of “Worlds Collide,” the 14-part DC/Milestone crossover event, continued from Superboy #6: Edwin Alva’s exploitation of Fred Bentson’s weird dream/reality shifting leads to Rocket’s encounter with a strange visitor from another dimension…Superboy! Continued in Steel #6. Written by Dwayne McDuffie, with art by M.D. Bright and Mike Gustovich