The German attack aircraft is one of the worst in the game, so I suggest adding new German planes.
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For example, the U-87 with a 1000 kg bomb
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And of course Mistel, why drop a bomb if you can drop a glider with explosives
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Mk 103 Maschinenkanone, installed on Henschel Hs 129.
Armor penetration of 70mm at 60 degrees and 100mm at 90 degrees