Much like Monster Cables, if you think there might be confusion between a video game and your chemical water, then I am confident that your product tastes like ass.
This lawsuit is the definition of frivolous.
It's the dumest trademark case since Condé Nast tried to suit a pub in the village of Vogue, Cornwall. That pub now has a framed apology on its wall.
Monster has their fingers in many, many pies, from clothing to live events, esports (very relevant to a video game).
Here are two relevant marks, out of their hundreds: https://trademarks.justia.com/862/19/monster-86219332.html https://trademarks.justia.com/877/98/monstergaming-87798827....
That is obviously frivolously.