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Narrative Designer - Tech Designer - Tabletop RPG Campaign Designer
Mercury DE SAINTE MARESVILLE
Hello and welcome on my Portfolio : I am a french narrative designer and Tech designer formed at BRASSART School in Lille. Here you can find my best works and projects !
Games
→ The Project :
• Ongoing School Project
• 5 Team Members
→ Concept :
Hazel, a little light creature fall into a cave revealing an ancient civilization which recently went extinct, unwrap the mysteries using your lantern to solidify shadows and create platforms...
→ My Role in this Project :
• Narrative Design / Worldbuilding
• Technical Design (Post-Process, Cinemachines, Timelines)
→ The Project :
• School 2nd Year Prototype
• Ghostrunner Inspired
• Initially developped for a wider project
→ Concept :
A simple 3D Quick-paced platformer where the player go through multiple levels through a HUB to get new movement mecanics.
→ My Role in this Project :
• Technical Design (Post-Process)
• Level Design
→ The Project :
• School 1st Year Project
• Arcade ; Simple
• First Video Game Project
→ Concept :
As a newly arrived soul in Hell, Mr. Satan chooses you to become the new "Styx'Ocrate". Your job : Filter the souls of the deads and making sure they are punished or saved from purgatory to become employee of the month !
→ My Role in this Project :
• Game Design (Excel, original idea)
• Tutorial (InGame)
• Writing (Tutorial and Scenario)
→ The Project :
• School 2nd Year Project
• VR Escape Game
• Scientific Context
→ Concept :
You are a renowned scientist and have been captured by a tyrannical nation. They are forcing you to synthetize a chemical weapon to win the war. Do your work and give...or do not give the weapon to the party.
→ My Role in this Project :
• Narrative Design
• Art Team / GD Team Connection
• Puzzles Design
Other Projects & Game Experiences
Novels & Writings
D&D / Board Games
Iska, heir to her mother's chieftain, leave the village after a fight about responsibility. Later, on the way home, she watches in despair that her village has been burned down and massacred by a frightening creature. In the desolation, she finds her agonizing mother who makes her swear to seek Formn, an old Vefardam legend (the people of Iska). Going through a snowstorm, she falls unconscious and wakes up in a cabin ; in the dark, stands a dark silouhette whose revelations will change her destiny forever.


When experienced private investigator Caleb Jarvin face the disappearance of his partner Mary Davon during a disturbing , and what appears to be a paranormal, case, his psychiatrist William Holson advise him to leave it, as he says that "the old lady told that she never got married and that there was no evidence of it". As a result, Caleb is found guilty of the murder of his partner and is taken to a mental institute. There, a resident at the hospital swear that he have seen something... Something that reminds Caleb of what really happened.

After witnessing a great disaster that envelopped his entire civilization in indestructible marble, Lazarius, an Astarii young mage (Beings related to stars and constellation) tries to find out how to free his species. As the outside world collapse in the invasion of demonic creatures, he meet the Expedition Team Commander of her Majesty, The Queen of Humanity, Séléné... Alike but also opposed in their deep existence, Lazarius and Séléné may need to sacrifice more than what they are ready to let go, just for the world not to crumble under their feet.
Access my main working place by clicking this Miro logo. There, you can find multiple writing exercices and a few other works, entirely guided. It regroups a : The Last of Us universe exercise, an Alien and Overboard one, a UI analysis of Command & Conquer : Red Alert 2, Pharaoh : Gold Level Design analysis and a Darkest Dungeon Boss Creation & Analysis.
Ascension (Board Game)
5e Sheets & Ennemy Design
My D&D World
Mapmaking
→ The Project :
• School 2nd Year Project
→ Concept :
As a Pharaoh, you just died. Seek immortal life by climbing the pyramid. Gods and godesses will help you. But you are not alone, other pharaos seek your prize : Fight or Escape to be the first at the top.
→ My Role in this Project :
• Game Design
• Card Design and Mecanics (Art by Yliade - DeviantArt
A "The Platform" Serious Game
(Click the Film Poster to access the entire document of research).
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