Harley Quinn & Poison Ivy Just Broke Up, Setting Up Gotham City’s Biggest Crisis Yet

Following the events of DC K.O., Poison Ivy #42 (written by G. Willow Wilson and illustrated by Marcio Takara) shows a big shift for the character. The previous issue ended with Ivy deciding to run for mayor, and this one jumps ahead to reveal she’s won. While supervillains becoming mayors isn’t new in comics, Ivy’s dedication to environmental issues will likely make her approach unique. However, this success has come at a price – her relationship with Harley has suffered.





![A long-term spectroscopic monitoring program, utilizing the ESPRESSO instrument, forecasts the capacity to detect cosmological signals-specifically, redshift variations at [latex] z=3.57 [/latex]-with increasing precision as integration time scales up to 1000 hours annually, ultimately establishing a detection threshold at [latex] 3\sigma [/latex] or [latex] 5\sigma [/latex] dependent on allocated observational resources.](https://arxiv.org/html/2603.02318v1/2603.02318v1/x1.png)

