1st cameo appearance of Batman Beyond outside of the DC Animated Universe of comic books

There exists an unresolved dispute as to the identity of Batman Beyond in this issue and his next few brief appearances outside of the DCAU

In Superman/Batman #23, an alternate reality Bruce Wayne refers to Batman Beyond as Tim which could have easily been disregarded as an error if not for a toy line based on this series that included Batman Beyond with an explanation on the package that identified the figure as Tim Drake

In a transcript of the 2007 Wondercon panel (Newsarama - 3/7/2007), Dan DiDio was asked if readers will see Terry McGinnis resurface in other DC stories as he did in Superman/Batman #22 and #23. Instead of Dan DiDio correcting the question with the name Tim Drake, he affirmed the possibility of many multiverse variations of the character appearing in stories