It's hard to believe that it's been 14 years since the release of the Batman: Poison Ivy (1997) one-shot. A comic book offering that gave us the first glimpse of the now standard "Poison Ivy" character and merchandise logo.
There have been a few variations of what could be considered a Poison Ivy logo but these only existed on the pages of DC comic books. At this point in time there was practically no Ivy related products to be found.
The earliest attempt at branding for Poison Ivy was this logo that appeared in an issue of DC Comics Secret Origins (1989). This same style is also seen in one of Poison Ivy's earlier Who's Who entries (1990). It's not terrible but it looks very outdated. This was released during the time when DC was still...