To cover dark eyebrows for cosplay, you can use a few different methods. One option is to use a glue stick to flatten the eyebrows against the skin, then apply a concealer or color corrector over them before applying your desired eyebrow color. Another option is to use a eyebrow wax or gel to smooth down the hairs before applying makeup. You can also try using a full coverage foundation or a special eyebrow cover product to completely hide the dark hairs. Experiment with different techniques to find what works best for you and your cosplay look. **

The best manga cover is subjective and can vary depending on personal preferences. Some may consider the cover of "Naruto" with its striking image of the main character, while others may prefer the intricate and detailed cover of "Attack on Titan." Ultimately, the best manga cover is one that effectively captures the essence of the story and characters, while also being visually appealing and memorable to the reader. **

To straighten a manga cover, you can try placing the cover between two heavy books for a few hours or overnight. This will help flatten out any creases or bends in the cover. You can also try using a warm iron on a low setting and gently ironing the cover through a thin cloth to avoid direct contact with the cover. Be careful not to use too much heat or pressure, as this could damage the cover. **

One can scratch a manga cover by using a sharp object, such as a knife or a key, to intentionally create marks or lines on the surface of the cover. This can be done by applying pressure and dragging the sharp object across the cover, causing the material to be scratched or damaged. However, it is important to note that intentionally scratching a manga cover can ruin its appearance and decrease its value. **

You can find anime and manga posters and merchandise items at various online stores such as Amazon, eBay, and Etsy. Additionally, there are specialized websites like Crunchyroll, Right Stuf Anime, and Tokyo Otaku Mode that offer a wide range of anime and manga merchandise. You can also check out conventions, anime stores, and comic book shops in your area for unique and limited edition items. **

You can find good cosplay accessories at specialty stores that cater to cosplayers, such as cosplay shops or online retailers that specialize in cosplay supplies. Additionally, you can also find unique and high-quality cosplay accessories at conventions, where vendors often sell a wide variety of items specifically for cosplayers. Another option is to look for independent artists and crafters who create custom cosplay accessories and sell them through platforms like Etsy or at local craft fairs. **

Some manga volumes may contain posters or other inserts as special bonuses for readers. Popular manga series like "One Piece," "Naruto," and "Attack on Titan" have been known to include posters or art cards in certain volumes. These inserts are often limited edition and can be collectible items for fans of the series. **

Some manga series include posters or other extras as special editions or limited editions. For example, the manga series "Attack on Titan" has released special editions that include posters featuring artwork from the series. Another example is the manga series "My Hero Academia," which has released special editions with posters and other bonus items. These extras are often included to entice fans to purchase the special editions and add value to the overall collection. **