Hush2003
by Jeph Loeb
Batman is hot on the trail of Killer Croc, trying to piece together the mystery of a $10 million stash - notionally ransom money for a kidnapped child whom Batman rescued from Catwoman. The clues lead the Dark Knight to Metropolis, where he must face Poison Ivy - and confront Superman.
— from OpenLibrary
2 editions at OpenLibrary