TamilYogi is a popular website for Tamil movies, TV shows, and web series, but I should check if there's a specific web series titled "TamilYogi" or if they're referring to content on TamilYogi. The part number (Part 18) suggests there might be a series or a guide split into parts. However, I'm not familiar with a web series named "TamilYogi" itself. Maybe it's a mistranslation or a misunderstanding. Could it be that the user is referring to web series available on TamilYogi, like "Tamil Web Series" in general?