I will do roblox full game, roleplay horror survival rpg games, roblox developer

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Declan J

About this gig

Need a complete Roblox full game with immersive gameplay that players actually want to explore? I develop custom Roblox full game experiences for roleplay, horror, survival and RPG concepts, combining detailed environments, engaging mechanics and reliable systems into one playable experience. Many Roblox projects struggle because the map looks good but the gameplay feels empty or the scripts, progression and multiplayer features are incomplete. I solve this by planning the gameplay loop around your concept and building the systems needed to make the world feel alive. Whether you are starting from scratch or improving an existing Roblox game, I can handle the development from map building and scripting to UI, progression, testing and optimization.


What You'll Get:

  • Full Roblox game development
  • Roleplay systems & interactions
  • Horror atmosphere and mechanics
  • Survival systems and challenges
  • RPG quests, combat & progression
  • Custom maps and environments
  • UI, inventory & rewards
  • Data saving and optimization


You get organized development, clear communication and gameplay built around your vision.


Message me before ordering so we can discuss your concept and choose the right Roblox

Get to know Declan J

Declan J

Roblox Full Game Developer Map building, Lua scripting, assets modelling and gfx

  • FromUnited Kingdom
  • Member sinceApr 2026
  • Avg. response time2 hours
  • Languages

    English, Spanish, French, German, Italian, Portuguese, Arabic, Norwegian, Dutch
I’m a Roblox full game developer specializing in custom and existing Roblox games across many genres, including escape, obby, social, roleplay, tycoon, simulator, horror, survival, fighting, combat, adventure, RPG, building, sandbox, racing, driving, puzzle, collection, tower defense, strategy, sports, farming, pet, mystery, anime, parkour, trading, fishing, quest and story games. I can build your game from scratch or improve an existing project with custom maps, Lua scripting, UI, gameplay systems, progression, shops, pets, combat, data saving, optimization, bug fixing and updates.

My Portfolio