If you loved Superman/Batman: Public Enemies, try The Batman/Superman Movie: World's Finest
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
You already loved

Superman/Batman: Public Enemies
→
Try this next

The Batman/Superman Movie: World's Finest
What they share
Theyboth carry the playful mood tag, and they sit in Action / Adventure / Animation / Science Fiction territory. If that's the register that drew you to Superman/Batman: Public Enemies, the second film will land in a comparable space — through a different lens.
playful
What The Batman/Superman Movie: World's Finest is
A man of steel meets a man of night—and the results are unavoidably campy. Batman chases the Joker to Metropolis after Luthor’s latest scheme pushes the Clown Prince too far. A TV movie so eager to please it forgets what makes either hero scary.