Back in 2022, the most active period for code giveaways coincided with the game’s "Summer Strike" event and the introduction of the Russian KA-52 Alligator helicopter. Players scrambled for codes like:

– A classic cross-promotion code. Although older, it was part of a major event allowing players to receive 1,000 Gold after clearing specific milestones in Gunship Battle: Second War .

Unfortunately, I couldn't find any specific coupon codes for Gunship Battle Helicopter 3D that are valid for 2022. You can try searching online or checking the game's official channels for any available promo codes.