CW has released a new teaser trailer for its upcoming "Elseworlds" DC-TV crossover - and it includes some surprising Easter eggs.
The teaser shows a crowd of DC heroes laying in wreckage as only John Wesley Shipp's Flash stands against the Monitor, who promises to destroy them all. Keep your eyes peeled for some unexpected heroes - including what appear to be Smallville's Green Arrow and the 90s Flash's Captain Cold.
Check it out:
"Elseworlds" is scheduled to begin December 9 with The Flash, followed by Arrow on December 10, and Supergirl on December 11.