This is techno-sorcery!
Unite India is here: https://unity.com/event/unite-india-2019
there is no need to create a vdb, but it works yes
Complete suite of the tools you need to put together your game, from creating characters and items, to building your game world with tiles and animations.
Native tile-based graphics and animations, both standard and isometric, and support for programmable image drawing and manipulation to create interfaces and custom graphical effects.
Comes with its own simple coding language for creating your games and also with advanced features such as objects and threading for those with a little programming experience.
With support for plugins developed by the community, there are a wide array of extensions you can use to add exciting new features to your game.
Package & Distribute
Compile your game as an executable so people can download and get playing straight away, or deploy as part of an installation package.
The Toolkit is made by game makers, for game makers. It will always remain free and open for talented programmers to improve upon even further.