DerKeller aka. Steini is characterized by his unique appearance with a little tendency to nerdiness.

In his YouTube videos and in his live streams on Twitch, he entertains his community with regular FIFA content. On his 2nd YouTube channel, too, there is something for everyone, from topics about Pokémon to lifestyle topics about his house.

In addition to YouTube and Twitch, Steini also has a wide presence on Instagram and shares his everyday life with his community through posts and stories.