There's no denying that Dungeons & Dragons Fifth Edition is a complicated game to get into. Even though it's more consistent and easy to grasp than many previous D&D versions, that's a narrow field to beat. The many difficulties of starting D&D 5e as a hobby include learning to roleplay and entering a unique social situation with its own norms.
Source：https://www.cbr.com/dnd-rules-new-players-should-know/
