T-Rex: Batman - the world's greatest detective! - was facing his greatest challenge yet...

Off panel: ...planning a new high-speed rail route across a major metropolitan area!

T-Rex: Wait, what? NO!
Dromiceiomimus: Yes! And being a detective and crimefighter had prepared Batman for many things, but unfortunately none of those things were the myriad regulatory, environmental, and political restrictions that must be navigated when constructing modern passenger rail.

T-Rex: Okay, but with PREP TIME, Batman can -
Utahraptor: Nope! No prep time!

Utahraptor: Through circumstances beyond his control, Batman must now find an optimal route that satisfies all stakeholders, WITHOUT PREP TIME!
T-Rex: Eugh. FINE. I guess in that case Batman does a... he does a -
T-Rex: [[small]] ...he does a bad job.

T-Rex: But AFTERWARDS he learns ALL ABOUT city planning and then gets the Flash to send him back in time so he can do it right!!
Off panel: But that's still prep time! Time travel is just scifi prep time!!
T-Rex: I know! THAT'S HOW COME HE USES IT, DUH