So this mesh (downloaded) looks like this in object mode -
Then in edit mode looks like only some of the faces actually exist-
There's no modifiers on the object. What is this?
Blender Stack Exchange is a question and answer site for people who use Blender to create 3D graphics, animations, or games. It only takes a minute to sign up.Sign up to join this community
Parts of the mesh are hidden.
You can unhide the using either:
Alt + H hotkey
Or from the menu in edit mode:
Mesh -> Show/Hide -> Reveal Hidden