"Originally issued as Plants vs. zombies: Timepocalypse #3 and Timepocalypse #4 by Dark Horse Comics in 2014"--T.p. verso.
Based on the video game Plants vs. Zombies.
Summary
"While traveling through time and space on their quest to find Zomboss's vacuum parts, Nate takes some selfies with some dinosaurs, and the kids battle robot zombies in the future"--ABDO website.