If you are a git user, you can install the theme and keep up to date by cloning the repo:
$ git clone https://github.com/dracula/plymouth.git
Download using the GitHub .zip download option and unzip them.
plymouth-set-default-theme -R draculaas root.
Get updates about this theme and more. 7,399 people enjoy it.
This theme wouldn't exist without these people. Wanna help too? Check the repository on GitHub.