Since the game is free right now, there's no need to record an apitrace, I'll investigate.
This is what it looks like on my Windows 10 install:

So yeah, there's nothing to fix here. wined3d also only renders anything meaningful without the -force-d3d11 flag.
Nothing extracted yet.
Both games start but when main menu loads the full screen turns into a plain pink color. Wined3d plays fine.
Software information
Endless Legend and Endless Space (both with -force-d3d11)
System information
Apitrace file(s)
Log files
d3d11.log: EndlessLegend_d3d11.log
dxgi.log: EndlessLegend_dxgi.log