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I don't think it's mobile, at least the screenshot doesn't look like it is.

Here you go, look familiar.
http://www.triviacrackheroes.com/en/home/
hereos.png

They are working with Etermax games, which looks like only makes mobile games. They only have 1 PC game.
https://etermax.com/en/games/

From the FAQ. Not that the answer actually answers the question.

Why is the first experiment a mobile game?

A game is a clear demonstration of how the blockchain could be applied to all industries and not only to finance. Our team has the right skills to build a high-quality game. It gets the attention of the audience and helps with awareness for Experimental.

Honestly, going mobile will make it go viral.