Mayorkun features olu maintain in new album titled fantasy
I'm not aware of any information about Mayorkun featuring Olu Maintain in a new album titled "Fantasy". Mayorkun is a Nigerian singer and songwriter, and Olu Maintain is a Nigerian rapper and singer. While both artists are popular in the Nigerian music industry, I couldn't find any information about them collaborating on a new album titled "Fantasy".
It's possible that you may have come across incorrect or outdated information. If you could provide more context or clarify where you heard about this album, I may be able to help you further.
Additionally, I would like to suggest that you check reputable music news sources or the artists' official social media accounts to get the latest information about their projects and collaborations.