• —Install UE5 and learn core systems
• —Complete 3 tutorial projects (twin-stick, third-person, FPS)
• —Basic C++ and Blueprints proficiency
• —Set up project structure
• —Build first greybox prototype

DELIVERABLE: Playable FPS prototype in test level

RISK: Learning curve slower than expected

• —Implement movement system (walk, run, crouch, prone)
• —Build weapon system with ammo management
• —Create first enemy type (Hounds) with basic AI
• —Implement stress system prototype
• —Build squad command system
• —Basic inventory system

DELIVERABLE: Playtestable combat loop against one enemy type

RISK: AI complexity, stress system tuning

• —Build Level 1 (The Office Complex) with greyboxing
• —Implement 3 more enemy types
• —Add dialogue system and character voices
• —Build first 2 campaign missions
• —Implement lighting and atmosphere
• —Sound design pass

DELIVERABLE: First playable campaign chapter

RISK: Content pipeline, scope creep

• —Implement co-op networking
• —Build 4-player campaign mode
• —External playtesting sessions
• —Bug fixing and balance pass
• —Platform certification (if targeting consoles)

DELIVERABLE: Complete co-op campaign for testing

RISK: Netcode complexity, platform requirements

• —Final polish and optimization
• —Marketing push (trailers, demos)
• —Store page setup (Steam, Epic)
• —Launch Day patch
• —Post-launch support plan

DELIVERABLE: THRESHOLD available on PC

RISK: Launch competition, marketing reach