Natsu: (female) 

Lucy:

Gray: (female)

Erza:

Wendy:

Juvia:

Cana:

Mirajane:

Lisanna: 

Levy: 

Mavis: 

Bisca: 

Ur: 

Ultear: 

Meredy: 

Minerva:

Yukino:

Sorano:

Sherry:

Sherria:

Kagura:

Millianna:

Jenny:

Flare:

Seilah:

Hisui:

Cosmos: 

Kamika: 

Anna:

Zeref: (female) 

Irene:

Dimaria:

Brandish: 

Faris: 

Karameel:

Selene:

Kiria:

Misaki: 

Edolas Lucy: 

Edolas Erza: 

Edolas Wendy: 

Edolas Juvia: 

Edolas Cana: 

Edolas Mirajane: 

Edolas Levy: 

Edolas Bisca: 

Aquarius: 

Virgo: 

Ares: 

Eclair: 

Sonya: 

That's all for the harem. Now for which arc Y/N will appear, it's a standoff between Galuna Island Arc and X791 Arc. I'll let you guys decide on that, and maybe you can help how you want it to happen. Let me know at the comments below, peace out and enjoy!