It's possible to have the mig's with the four missiles plots ? it will be more effective than now .
Have less aliens on maps (like V17 if I remeber) but maybe more powerfull ,more realist, they have advanced technologies . A scout is 4 crew members why now I see 8?
To have the capacity to transfer soldiers beetween base ?
More ammo for weapons( Already asked I now )
Have a memorial for fallen soldiers R.I.P :'( ( only for "role-play")
Maybe have advanced balistics weapons due to new researchs ?
Make the local forces better .