Confirming earlier leaks of the game prior to the Ubisoft E3 2019 press conference, the company officially debuted Roller Champions, a free-to-play, skill-based, team PvP sports game. Roller Champions, which received both a world premiere trailer and a gameplay trailer, will be coming out in early 2020 for PC, PS4, and Xbox One:

 

The Roller Champions E3 Demo is available on Uplay PC from June 10th 9 p.m UTC to June 14th 1 p.m. UTC. The demo will feature two arenas: Acapulco and Mexico. Players will start their journey in Acapulco, to get familiar with the game. Once you acquire enough fans you can move up the Mexico arena, where thousands of fans can fill the seats.

As for customization, Roller Champions demo has six playable characters with unique styles that can be rotated between each match. More information concerning customization features will be revealed at a later date. All participants in the demo will unlock a special reward for the final game. Through Ubisoft Club you’ll be able to equip an exclusive customization item when the game launches.

According to the FAQ on Ubisoft's site, the download file is approximately 6.1 GB. Before are the minimum and recommended requirements:

Minimum system requirements:

OS: Windows 7 or newer

Processor: 2.5GHz 4 cores

NVIDIA GTX 970 or better / AMD Radeon 390

RAM: 4GB

DirectX: 11

Peripherals: Xbox Controller, PS4 Controller, Game Pad

Recommended system requirements:

OS: Windows 7 or newer

Processor: 3GHz 8 cores

NVIDIA GTSX 1060 or better / RX580 or better

RAM: 8GB

DirectX: 11

Peripherals: Xbox Controller, PS4 Controller, Game Pad

Participants can contact the game devs directly through the official forums about their experiences with the game.