Yu-Jing: Zhēnchá, Armored Reconnaissance Regiment (Submachine Gun)

The Zhēnchá are the first to arrive in the area of operations, but by working with a frontline attack force like the Invincible Army, half the time they are already under hostile fire and exchanging gunfire before even knowing who the enemy is. 

They are not the Invincible Army for nothing. This Heavy Infantry will be in charge of protecting the advance of your troops, taking advantage of their Camouflage and Infiltration. With his Submachine Gun he will avoid threats from tough enemies, so that your Invincible Army will win