The Forgotten Battles consists of:

• 20 single-player missions
• 10 multiplayer missions
• 5 new maps
• Dynamic campaigns that are working on all existing maps of IL-2 Sturmovik and IL-2 Sturmovik: Forgotten Battles

Forgotten Battles offers all the gameplay of IL-2 Sturmovik, plus many new additions. These include (but are not limited to):

• 30 new flyable aircraft
• 23 new AI-controlled aircraft
• New AI ground objects and vehicles for each new map area, with new 3D building models
• Ranking and award system for Finnish and Hungarian pilots
• Selectable custom user-made skins in single play mode for players and all AI aircraft
• All IL-2 Sturmovik: Forgotten Battles aircraft available in Quick Mission Builder, except seaplanes and gliders
• Improved flight dynamics
• More realistic AI scripting to create more realistic battles
• New engine management relating to radiators, superchargers and fuel mixture control for different altitudes
• Online track recorder and editor
• A New system of single play track recording
• Search lights and barrage balloons (including intercommunication with AA artillery)
• New ships including the Russian battleship Marat, Russian cruisers Aurora and Kirov and German cruiser Niobe (but not limited to)
• IL-2 Sturmovik and IL-2 Sturmovik: Forgotten Battles are not compatible with each other when playing online

IL-2 Sturmovik: Forgotten Battles includes from the original IL-2 Sturmovik game:

• All aircraft (including those released for free in add-ons)
• All maps

IL-2 Sturmovik: Forgotten Battles does not include from the original IL-2 Sturmovik game:

• The single missions
• The multiplayer missions
• The 3 offline single player campaigns