Download size

How many GB is Mental Hellacious?

9 GB

That is more than the typical Adventure game, which needs about 5 GB.

Leave at least 16 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

The Most Difficult Action Climbing Game Hold to adjust jump distance simple controls. You'll likely fail countless times before mastering the jump. A single moment of error can ruin everything. Enjoy the experience the process of improving.