[2][3] As a visual artist, he gained recognition in Finland for his paintings and prints of the fictional character Ukkeli (lit.

He also caught the attention of electronic artist Evian Christ, from which who posted a picture of Keisteri over social media, making the character viral.

Since then, his home videos circulated worldwide, he also got invited to multiple music festivals, even working as a DJ in Finnair flight.

Another project Keisteri is part of is Peu, which is an 80's dance band which specialized in making dark pop music.

[7] Keisteri participated as Windows95man with Henri Piispanen (vocals) in the 2024 edition of Uuden Musiikin Kilpailu, with the song "No Rules!".