Blueprint-Only | AI, Inventory, Interactions, Triggers, Dynamic Footsteps, Objectives, Memory

Terrify players in half the time.

Modular Horror System is a powerful toolkit for Unreal Engine 5 — built to help indie developers, solo creators, and prototypers jumpstart immersive horror experiences with minimal setup. Designed specifically for first-person horror games in Unreal Engine 5, this modular Blueprint toolkit includes all the foundational systems you need — from interaction and inventory mechanics to dynamic enemy AI and customizable scare triggers — fully integrated and ready to drop into your project.

Documentation | Discord Support | Introduction

🧠 Core Features

🧩 Interaction System

Interact with doors, radios, light switches, phone, and puzzles.

• Crosshair-based feedback

• Pickup, use, move objects

• Item-locked triggers (e.g., keys, camera)

• Support for match-rotation puzzles (e.g., frame alignment)

📦 Inventory System

A clean horizontal inventory bar with fully modular item logic.

• Pickup, use, and description display

• “Use” icon appears only when relevant

• Blueprint child support for easy expansion

• Included items:

  • 🔦 Flashlight (battery-powered)

  • 🔋 Battery (recharge)

  • 🗝️ Key

  • 📖 Journal (lore)

  • 📷 Camera (for future scares)

  • 💊 Painkillers (heals player)

🎯 Trigger System

Create environmental sequences, scares, and progress blockers.

• Custom scare triggers (rotate player, delay, etc.)

• Audio cues, camera events, jump scares

• Overlap-based or scripted in editor

👣 Dynamic Footsteps

Audio that adapts to your environment.

• Surface-based footstep sounds (wood, tile, carpet, grass)

• Built with clean animation separation using notifies

🎭 Enemy AI & Scares

Base AI for horror encounters with modular behavior.

• Vision- and sound-based detection

• Patrol, chase, and idle logic

• Supports custom scare triggers

• Includes dedicated AI animation blueprint

🔦 Lighting & Effects

Immerse players with responsive horror visuals.

• Flashlight system with battery drain

• Flickering lights with audio cues

• Volumetric fog and depth of field

• Global flicker setup via Material Parameter Collections

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🎮 What's Included

• Fully playable demo map showcasing every system

• Modular Blueprints with exposed settings for rapid tweaking

• No C++ — 100% Blueprint, beginner-friendly

• Built for first-person horror but expandable for other genres

• Optimized and tested for Unreal Engine 5.6

📂 Bonus

📘 Documentation

💬 Discord Support

🎥 Video Tutorials (coming soon)

Additional:

• Audio Files: 77 (Cues, Waves, Attenuations)

• Camera Sway System: Immersive camera sway effect for enhanced realism and tension.

• Fog System: Showcases volumetric fog in action, providing visual examples for those unfamiliar with how to use volumetric fog effectively in their horror games.

Lumen Integration:

This project uses Lumen for advanced global illumination and reflections. Lumen is active by default, providing high-quality lighting and real-time global illumination without needing baked lighting. Ensure your system supports Lumen for the best performance and visual quality.

Future updates may be added to further expand the system, ensuring it can grow based on user feedback and new developments in horror game design.