For the most part, bots and drones will be the way to go for duking it out.
About 70 years ago a comic book depicted the battle of Armageddon and soldiers were faunting at the bit to get into the battle but the generals sent in the robots and drones. In the end angels came down and took the robots up with them and left the men.
Science fiction does a good job of predicting the future, huh?