Claymores for Blue side
Anti-Air assets for each side
Red air assets
On-map mortar sand-bag pits
Better implementation of engineers (mine plows/rollers, MICLIC,etc)
Concertina wire
Artillery smoke
Special Forces for Blue side
More building/flavor object variety
Add a wall with a door in it
HESCO barriers
Cherry-picking your forces for QBs
UAVs, UGVs, etc
Better/more variety soldier animation (climbing over walls, peeking around corners,etc)
Smoother running on my PC (right now I get about 10-15 FPS)