How do you get more guns in transformers fall of cybertron?

In "Transformers: Fall of Cybertron," you can unlock more weapons by progressing through the campaign mode and completing specific missions. Additionally, collecting Cybertronian artifacts and achieving various challenges can also yield new weapons. Some weapons can be unlocked by leveling up your character in multiplayer mode, so engaging in multiplayer matches can enhance your arsenal as well. Keep an eye out for weapon pickups during battles to expand your collection.