Case Study

Derby Demolition: Smashing Through Chaos with High-Octane Stunt Racing

Derby Demolition is an adrenaline-fueled 3D stunt racing and destruction derby game where players crash, bash, and race powerful trucks through explosive arenas and rugged off-road stunt tracks. With high-speed collisions, mid-air flips, deadly obstacles, and fierce time-based challenges, the game delivers a chaotic blend of destruction and precision driving.

Project Type

Full-cycle Game Development (Stunt Racing Game | Cross-Platform).
Game Engine: Unity 3D.
Technologies: C#, Blender, Unity Asset Pipeline.
Platform: Android, iOS.

Challenges

Developing Derby Demolition came with unique technical and creative hurdles due to its hybrid nature as both a stunt racing and destruction game:

Collision Physics Realism: Crafting a destruction engine that feels satisfying yet optimized for mobile gameplay.
Dual Gameplay Balance: Blending open-world off-road racing with arena-based demolition battles.
Performance Optimization: Maintaining high FPS across devices while rendering large trucks, effects, and debris.
Advanced Damage Modeling: Simulating body deformation, part detachment, and environmental reaction to crashes.
Engaging Progression System: Creating a reason for players to upgrade and unlock trucks, arenas, and stunts.

Our Solution

To deliver a game that’s both wild and technically polished, our team focused on realistic physics, engaging game mechanics, and intuitive controls:

Built on Unity 3D, with a custom physics engine for real-time damage, smashing impact effects, and debris logic.
Multi-mode Gameplay: Arena demolition battles and off-road stunt races across dirt tracks, ramps, and loops.
Truck Upgrade System: Players can enhance speed, armor, tires, and stunt abilities.
Time Attack & Survival Modes to boost replayability and competitiveness.
Optimized particle effects for crashes, sparks, dust clouds, and engine backfires—without overheating budget devices.
Vivid environments include dusty stadiums, nighttime arenas, and obstacle-filled junkyards.

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Results

Post-launch, Derby Demolition quickly gained popularity with a dedicated audience of stunt and racing fans:

700K+ downloads within the first 4 months.
Average session time of 15+ minutes, driven by competitive time challenges and stunt replays.
4.6 average rating, with players loving the truck upgrades, chaos, and realistic crash physics.
60% user retention over the first week due to exciting unlockables and intuitive controls.
Widely praised for delivering a console-quality experience on mobile with smooth gameplay and epic crashes.