The PvZ Fusion version 2.3.1 update contains a series of bug fixes and several small adjustments. There were no new plants and zombies added in this update. The details for this bug fix update are explained below:
Bug Fixes in PvZ Fusion 2.3.1
Fixed a bug where plants could not be placed in Adventure Mode levels 40 and 41.
Fixed a bug where Gacha: Blessing & Curses could not be played on mobile.
Fixed a bug where Strong Odyssey Fusions Paradox-pult was missing from the Garden and the Almanac.
Fixed a bug where Lightning Onion was missing from the Garden and the Almanac.
Fixed a bug where selecting the Radiant Pot modifiers caused an abnormal coin count.
Fixed a bug where modifiers in Odyssey: Reincarnation did not work correctly.
Fixed a bug where strong Odyssey plants could be used in Odyssey: Adventure under certain conditions.
Fixed a bug where Stardrop did not prioritize targeting Skystrider Mecha.
Disabling the Helios Cabbage Visual Effect button in settings now also optimizes sunshine effects to prevent lag.
Fixed a bug where the portals in Tower Defense mode would sometimes not work.
Fixed a bug where Midas Umbrella and Aegis Umbrella were not classified as Umbrella fusions.
Reduced the spawn rate of Odyssey Zombies in PvP Vasebreaker.
Slightly buffed the modifier which enables synergy between Helios Cabbage and Stardrop.
Fixed a bug where Snipea and Queen Endoflame were not allowed in Custom Levels even when Odyssey Plants were enabled.
Fixed several issues in the Almanac.
Adventure Mode one-click clear setting now also completes Odyssey: Adventure levels.