When it comes to the Blockchain aspect of the War Legends game, the game will be utilizing an Ethereum (ETH) and Polygon (MATIC) bridge technology due to its popularity and low cost in terms of fees.
As for the game engine, the Unreal Engine will be utilized.
Unreal Engine provides a complete suite of development tools for anyone that is working with real-time technology. This engine provides creators across numerous industries with the freedom as well as the control to deliver cutting-edge entertainment and compelling visualizations, alongside the ability to create immersive virtual worlds.
The Unreal Engine is a state-of-the-art engine and editor with photorealistic rendering, dynamic physics, and effects that can allow creators to create lifelike animations, robust data translation, and much more, all of which is available on an open, extensible platform that will let neither players nor developers down.
The Unreal ENgine multiplayer framework has been battle-tested across numerous platforms and game types for over two decades, where it has produced some of the industry’s most compelling multiplayer experiences.
Furthermore, Unreal Engine has a scalable and proven client and server architecture out of the box, which means that it provides instant viability to any project's multiplayer component.