Soviets Unit:

Special Forces:

Telsa_Tank

Desolator

Demolition

Terrorist

Achievement Map:

With almost each building you achieve something new, For Example:
When you're building the Barracks you achieve the Sentry Gun, Learn about the soviets, take a look at the table below:

Name	Arsenal	Achieve
Tesla Reactor		Barracks, Ore Refinery (Power for: Tesla Coil, Flak Cannon, Radar Tower)
Barracks		Conscript, Engineer, Attack Dog, Tesla Trooper, Sentry Gun, Flak Cannon, Fortress Walls
Ore Refinery		War Factory, Naval Shipyard, Radar Tower
War Factory		Service Depot, Rhino Tank, Flak Track, War Miner, Terror Drone
Radar Tower		Battle Lab, Flak Trooper, Crazy Ivan, Tesla Coil, V3 Rocket Launcher, Sea Scorpion
Shipyard		Attack Submarine, Amphibious Transport
Service Depot		MCV (Mobile construction vehicle)
Battle Lab		Nuclear Reactor, Cloning Vat, Psychic Sensor, Yuri, Dreadnought, Giant Squid, Kirov Airship