The ability to make a ridable AI,this will allow us to make cars and will open a massive new gateway for things to be created in MCreator.
The ability to make Ai that can both fly and walk on land and be hostile. This will allow us to create cool creatures like The Mothman who will fly away from/fly to attack us and also walk to attack us,and the ability to create birds.
The ability for enemies to fire projectiles. This will allow us to create better shooter mods.
The ability to create ammo mags for guns,so we can reload and stuff,and possibly 3D guns and 3D animations for reloads.