Board Thread:Plants vs. Zombies: Garden Warfare 1 & 2/@comment-27053902-20161201225959/@comment-5760976-20170117205332

Zombiecrab wrote: Also, am I the only one who thinks that Robo-Zombies have a lot of potential, for the story and lore of and behind the PVZ universe? Yeah. I feel like they wasted too much with them.

They didn't make it a new variant (which maybe would've been weird, especially making customizations fit in) and they didn't make any other "robo" counterparts, only the Foot Soldier. Maybe an update will add more. Plants vs. Machines update.