Delta Force: Hawk Ops released a new video showing some gameplay from large-scale PVP mode named "Havoc Warfare" and you can watch it below. The video includes infantry and vehicle gameplay.
Delta Force: Hawk Ops | Official Gameplay Showcase: Havoc Warfare
Video description: Havoc Warfare is the game's large-scale PvP mode, where players compete as part of a large team on a massive map, featuring authentic terrains and including military vehicles, tanks and helicopters in a grand war.