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The hip-hop star first introduced Roman on her debut record Pink Friday with the opening track 'Roman's Revenge', which is a collaboration with Eminem.
The Daily Star quotes Minaj as saying: "My new album is going to feature a lot more of Roman, the gay guy who lives inside me. It won't disappoint."
The 28-year-old unveiled the video for her new single 'Fly', which features Rihanna, after Sunday night's MTV VMAs.
Speaking of collaborating with the Bajan star, Minaj added: "I wanted to work with Rihanna for a long time."
Minaj recently joined country singer Taylor Swift on stage for a rendition of her recent US and UK top ten hit 'Super Bass'.
> Nicki Minaj 'won't collaborate on second album'
Watch the music video for Nicki MInaj and Rihanna's 'Fly' below:
