Prompt:
Assortment of fictitious rock and metal band logos. Each logo has a unique, distinguishable characteristic. Some of the logos can have intricate, gothic lettering and fiery accents, while others may show symbols typically associated with rock, such as guitars, skulls, or lightning bolts. The color themes could range from monochrome black and white to more vibrant hues like electric blue or flaming red. These logos embody the rebellious spirit of rock and metal genres.