If you loved Batman and Superman: Battle of the Super Sons, try DC League of Super-Pets
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

Batman and Superman: Battle of the Super Sons
→
Try this next

DC League of Super-Pets
What they share
Theyboth carry the playful mood tag, and they sit in Animation / Science Fiction territory. If that's the register that drew you to Batman and Superman: Battle of the Super Sons, the second film will land in a comparable space — through a different lens.
playful
What DC League of Super-Pets is
Metropolis, sunny afternoon, sirens blaring. A ragtag shelter pack gains powers, Krypto the Super-Dog leads them. Jared Stern makes family comedy fly with this animated adventure.