About World of Tanks

USSR:
Light tanks: MS-1, BT-2, T-26, BT-7, T-46, A-20
Medium tanks: T-28, T-34, T-34-85, T-43, T-44
Heavy tanks: KV, KV-1S, KV-3, IS, IS-3, IS-4, IS-7
Tank destroyers: AT-1, SU-76, SU-85B, SU-85, SU-100, SU-152, ISU-152
SPGs: SU-18, SU-26, SU-5, SU-8, S-51, SU-14
Premium*: M3 Stuart, Valentine, A-32, Churchill, KV-220, Matilda

German:
Light tanks: Leichttraktor, PzKpfw 35 (t), PzKpfw II, PzKpfw 38 (t), PzKpfw II Luchs, PzKpfw III Ausf. A, VK 1602 Leopard
Medium tanks: PzKpfw III, PzKpfw III/IV, PzKpfw IV, VK 3001 (H), VK 3001 (P), VK 3601 (H), VK 3002 (DB), PzKpfw V Panther
Heavy tanks: PzKpfw VI Tiger, PzKpfw VIB Tiger II, VK 4502 (P) Ausf. B, Maus
Tank destroyers: Panzerjäger I, Marder II, Hetzer, StuG III, JagdPz IV, Jagdpanther, Ferdinand, Jagdtiger
SPGs: Sturmpanzer I Bison, Sturmpanzer II, Wespe, Grille, Hummel
Premium*: PzKpfw 38H735 (f), PzKpfw B2 740(f), PzKpfw S35 739 (f), PzKpfw V-IV, PzKpfw V-IV Alpha

USA:
Light tanks: T1 Cunningham, M2 Light Tank, M3 Stuart, M5 Stuart
Medium tanks: T2 Medium Tank, M2 Medium Tank, M3 Lee, M4 Sherman, M7, M4A3E8 Sherman, T20, T23
Heavy tanks: T1 Heavy, M6, T29, T32, T34, T30
SPGs: T57, M37, M7 Priest, M41
Premium*: T2 Light Tank, Ram-II, T-14

* only available with microtransactions and are outside of the tech tree