Unlike static backgrounds of v5.30, the beta introduces three-stage destructible environments:

The physics engine has been recoded from ActionScript 2 to a custom HTML5 canvas wrapper, meaning collisions are no longer square-based. You can actually knock enemies around curved debris.

Release Date: [SIMULATED – CYCLE 04/2026]
Build Codename: "Hazardous Resonance"
File Size: 1.8 GB (Flash runtime compression)
Status: Closed Beta – Edge-of-Chaos Tier

The "Flash Kamen Rider" series is renowned for its surprisingly deep combat system disguised as a simple flash game. The Build module (v5.x series) adapts the specific mechanics of the 2017-2018 TV show:

Combat Style:

Race Categories

5km Run

If you’re new to the world of long distance running, then this is the category for you. Designed for beginners & casual runners, this distance acts as a stepping stone into the world of endurance sports. Challenging & equally rewarding, this race can be completed by people of all fitness levels.

10km Run

A distance that is perfect for intermediate as well as beginner runners, the 10k can either go by blazingly fast or you can take your time and soak in the atmosphere on race day. If you’re looking for a challenge without the demands of a half marathon, then this is the category for you.

Half Marathon

The penultimate distance in classic long distance running, the Half Marathon is a true test of your endurance, grit and determination. If you’ve been running for a while now and are looking to step up to a bigger challenge, then this is the category for you. If you’re willing to go the distance, then the Half Marathon awaits.

Beta - Flash Kamen Rider Build V 5.35.14

Unlike static backgrounds of v5.30, the beta introduces three-stage destructible environments:

The physics engine has been recoded from ActionScript 2 to a custom HTML5 canvas wrapper, meaning collisions are no longer square-based. You can actually knock enemies around curved debris.

Release Date: [SIMULATED – CYCLE 04/2026]
Build Codename: "Hazardous Resonance"
File Size: 1.8 GB (Flash runtime compression)
Status: Closed Beta – Edge-of-Chaos Tier

The "Flash Kamen Rider" series is renowned for its surprisingly deep combat system disguised as a simple flash game. The Build module (v5.x series) adapts the specific mechanics of the 2017-2018 TV show:

Combat Style: