The Elixir is a fanfic based on Pink Sheep's channel. It's about Pink Sheep, Purple Shep, two OCs, and later Crystal Sheep banding together to find the titular magical elixir. I came up with the concept when I was 12, but I still occasionally write chapters. However, as of now, the fic is on hiatus because I want to focus on other projects. It can be read on ao3 or further down this page.
"Three strangers (and the son of one of them) are selected to destroy a magical elixir rumored to grant power too great for any single person to have. The four overcome hardships, forge new bonds, and even bring a couple new people into their herd! However, trouble starts to stir when someone else starts looking for the elixir, and they’re not as kind as the other team…"-the ao3 description