USSR

The 2S25M Sprut-SDM1 is a russian light amphibious tank destroyer with a 125 mm gun,designed for airbone and marine forces. It combines strong firepower with high mobility and can operate on land and water

The BMD-4M2 is a modern russian airbone infantry fighting vehicle. It is lightweight, air-droppable,and amphibious,equipped with a 100 mm gun,30 mm autocannon,and machine guns,giving strong firepower while carrying paratroopers into battle

The BMP-3 is russian amphibious infantry fighting vehicle armed with a 100 mm gun, a 30 mm autocannon,and machine guns; it carries a small infantry squad, offers good firepower and mobility,and is designed for frontline mechanized and amphibious operation

The T-90 is modern russian main battle tank armed with a 125 mm smoothbore gun,advanced armor protection, and active defense systems. It combines strong firepower, mobility and survivabilitiy,making it one of russian most widely used tanks

The -80BVM is russian upgrade main battle tank equipped with a 125 mm smoothbore gun,imporved  relikt explosive reactive armor.and a powerful gas turbine engine. It offers high mobility,strong protection,and modern fire control systems for fontline combat

The T-72B3 is modernized version of the soviet T-72 main battle tank. It is equipped with a 125 mm smoothbore gun, advanced fire control systems, a more powerful engine,and relikt explosive reactive armor,giving it better firpower,protection, and mobility compared to earlier T-72 models

The IS-3 iss soviet heavy tank introduced at the end of world war II. It featured a distinctive rounded"pika nose" armor design and  a powerful 122 mm gun, offering strong pprotection and firepower. Its modern shape influecend postwar tank development worldwide 

The IS-4M is soviet heavy tank developed after world war II . It was armed with a 122 mm gun, had very thick armor for protection, and was upgraded with modernized equiment in the M version. However,It wa heavy and slow so it saw limited service compared to other tanks

The Object-279 was one of the most unusual and experiment soviet heavy tanks ever build,develop in 1957-1959 during the cold war. It never went into mass production but it remains famous for its unique design 

The Khrizantema is russian self-propelled anti-tank missile system mounted on a BMP-3 chassis. It uses radar and laser guidance to fire supersonic missiles capable of destroying modern tanks,armored vehicles,and even low-flying helicopters,making it a powerful all weather, day-and-night anti- armor weapon

The Object 775 was a soviet experimental missile tank from the 1960s,armed with a 125 mm missile laucher,but it was not adopted due to design and reliability issues 

The Shturm-S is soviet self-proppelled anti-tank missile system based on the MT-LB chassic. It fires 9M114 kokon missile and is designed to destroyer tanks bunkers and low-flying helicopters with high accuracy

The Pantsir-S1 is a russian mobile short-to medium-range air defence system combining twin 30 mm autocannons and surface-to-air missile,with radar and electro-optical sensor for all-weather,day/night point defence of troops and critical sites  

The 2S6 is a russian self-propelled anti-aircraft system that combines twin 30 mm autocannon with surface-to-air missile. Mounted on tracked chassis, aircraft, helicopters, and drones at short to medium rangers

The Strela-10M2 is soviet short range, tracked, self-propelled air defense system. It uses infrared-guided missile to targeting low-flying aircraft and helicopter, providing mobile protection for ground forces