Plot: Fionn Mac Cumhaill was great warrior and magician who would then become a king he was known for accidentally eating the salmon of knowledge and because of it Fionn would become all knowing like if one were to ask him like which horse would win all Fionn needed to do was suck his thumb and he would know he was also to slay the fire breathing demon Aelin Makmichna Y/N had heard of these of course being a young adult Y/N barely paid any attention that would all changed as the young man and his class would go on a field trip to Ireland however Y/N was send to the hospital after getting bitten by a spider but would be discharged but Y/N meet the spirit of Fionn and would become his successor to his powers and equipment how will Y/N be able to adjust to his new found powers will the man be able to figure out how to use his powers because those of terrible evil would not wait for him to figure things out will Y/N be able to protect those he cares for?!

Name: Y/N Sheerwood
Hair color: Brown
Eye color: Brown
Gender: Male
Race: Demigod. Abnormal
Age: 19
Nationality: American
Vital status: Alive
Appearance:

Code Name: Spider-Fionn

Tags:
1. Marvel x Fate
2. Romance
3. Male Reader
4. Harem
5. Fionn Mac Cumhaill
6. Love
7. Celtic mythology
8. Discrimination
9. Magic
10. Spider-man
11. Gods and Monsters
12. Military
13. Sci-Fi
14. Corruption
15. Martial Arts
16. Superpower