Is a fun project of mine.
Planned are 4 helicopter types with upgrades.
arming
Defense mechanism.
plating
Missions you should choose on a tactical map.
Up to 10 objectives a Mission.
The "radar System" you have to be unlocked by destroying a particular interference signal building.
With ranks, you get access to armories where you can upgrade its Maschiene,
but beware, the Heli must not be overloaded!

Video link