Yeah, X/Y are just too easy for me, EXP Share or not.
I distinctly remember my first ever X playthrough: I used Delphox, Venusaur, Tyrantrum, Sylveon, Lucario and Lapras. Basically every gift mons plus the new Eeveelution.
I kept the EXP Share on until the Snorlax bit, just because I didn't...