The Making Of

Smiley Battle has a long development history with many steps:

1 The Beginnings The Beginnings
2 Moving To 3D Geometry Moving To 3D Geometry Moving To 3D Geometry
3 Shadows
4 Color Splats Color Splats
5 Geometry Detail Geometry Detail
6 Volumetric Clouds Volumetric Clouds
7 Skybox Skybox
8 Powerups
9 User Interface User Interface User Interface User Interface
10 Smileys Smileys Smileys
11 Animated Main Screen Animated Main Screen
12 Steam Integration
13 Bots Bots Bots
14 Graphical Improvements Graphical Improvements
15 Porting to DirectX and Vulkan
16 Volumetric Clouds – again Volumetric Clouds – again Volumetric Clouds – again
17 Particle Systems Particle Systems Particle Systems
18 Better Bots
19 Renderer Optimizations

Want to know more? Here's the whole story:

Read the full Making Of (PDF)