Complete Chapter I
Complete Chapter II
Complete Chapter III
Complete Chapter IV
Complete Chapter V
Complete Chapter VI
Complete Chapter VII
Complete every mission
Unlock all planes in single player campaign
Shoot down 100 aircraft in Campaign Game
Destroy 100 ground units in Campaign Game
Place in top half in Deathmatch with at least 6 players
Place first in Deathmatch with at least 6 players
Kill 100 players in multiplayer
Play 50 multiplayer matches
Kill 5 players in multiplayer without dying15
Kill 10 players in multiplayer without dying
Win 5 multiplayer matches with RAF team
Win 5 multplayer matches with Red Air Force team
Win 5 multplayer matches with Luftwaffe team
Win 5 multplayer matches with any Great War Team
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