https://bugs.winehq.org/show_bug.cgi?id=41425
--- Comment #3 from winetest@luukku.com --- (In reply to Aaron Paden from comment #2)
You're right, my bad. I read it several times but saw only 1024x768, I guess because of the era the game was made in.
No idea why EQ is trying to use this display mode, though. :/
You can add resolution modes into xrandr. I dont remember how, but ARCH guides are quite good in general.