If you loved We Can Be Heroes, try Spy Kids: Armageddon
A bridge between a film you've already seen and one most people haven't. Spy Kids: Armageddon has roughly 4.7× fewer votes than We Can Be Heroes — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Robert Rodriguez, and they both carry the playful mood tag, and they sit in Comedy / Family territory. If that's the register that drew you to We Can Be Heroes, the second film will land in a comparable space — through a different lens.
playful
What Spy Kids: Armageddon is
Apparently, saving the world is a family affair. The kids of top secret agents stumble into a plot. It all goes predictably over the top from there.

