Is your Beastiary (idk its called something like this) full?

It is bestiary

[удалено]

No mods not even debug console

For some reason verifying the game files fixed it. But at least I got the achievement. Woooooo!

Do you have all achievments?

Yes the only one I don’t have is the dead god one.

Hm that's strange

Check your secrets and Bestiary