Scooby-Doo Team-Up #24

An unknown warlord calls for all aliens to rise up against the Earthlings, which means bad news for dozens of heroes. It’s up to the Martian Manhunter, Scooby and the gang to expose the truth before every alien hero on Earth is rounded up by the mysterious Men in Plaid!

Characters: Agent Cee, Agent Dee, Blue Beetle (Reyes), Daphne Blake, Fred Jones, Hawkwoman, Jemm, Kanjar Ro, Katar Hol, Martian Manhunter, Scooby-Doo, Shaggy, Starfire, Starman (Mikaal), Ultra the Multi-Alien, Velma Dinkley, Zook