Sid Meier’s Ace Patrol is Now Available on Steam The skies over Europe are a dangerous place, where ace pilots lead their squadrons to glorious victory or crushing defeat! Take control of dozens of the most famous fighter planes of WWI and head into the dogfight. Roll, slip, and loop to get the drop on enemy aces. Upgrade your fighters over the course of your campaign and promote your best pilots so they learn new skills to give them an edge in battle. Can you change the tide of the war? Or will you go down in flames to an enemy ace?