Chicken invaders 3 unlockable and how to get them?

In Chicken Invaders 3, players can unlock various achievements and special weapons by completing specific tasks. For instance, you can unlock the "Ninja" title by finishing the game without losing a life, while completing missions on higher difficulty levels can grant you access to powerful upgrades and weapons. Additionally, collecting enough stars during gameplay allows players to purchase unlockable content in the game's shop. Engaging in multiplayer mode can also provide unique rewards and achievements.