Powerful and Mysterious:
* Aether (evokes a sense of ancient power and the upper atmosphere)
* The Weaver (hints at a cosmic force shaping destiny)
* The Unseen Hand (implies a hidden presence guiding events)
* The Architect (suggests a creator who designed the universe)
* The Prime (simple, powerful, implies a source of all)
Humorous and Quirky:
* The Cosmic Jester (suggests a god who finds amusement in the chaos of the universe)
* The Great Spaghetti Monster (a play on the Flying Spaghetti Monster, perfect for a comedic story)
* The Almighty Bean Counter (implies a god obsessed with order and efficiency)
* The Grand Puppeteer (suggests a god who controls events like a puppeteer controls puppets)
Specific and Intriguing:
* Agni (the Hindu god of fire, could be a god of passion and destruction)
* Melek Taus (a peacock angel in Yazidi mythology, could be a god of beauty and pride)
* Thor (the Norse god of thunder, could be a god of strength and power)
* Anubis (the Egyptian god of the dead, could be a god of secrets and the afterlife)
Creative and Abstract:
* The Echo (a god who represents the cyclical nature of time and existence)
* The Void (a god who embodies the unknown and the emptiness between things)
* The Kaleidoscope (a god of change, variety, and the interconnectedness of all things)
* The Dreamweaver (a god who shapes reality from dreams and imagination)
Ultimately, the best name for your fake fiction story god will depend on the specific story you are telling. Consider what kind of god you want to create, and choose a name that reflects their personality, power, and role in the story.