So, as you may or may not know, Fallout 4 has a number of a little minigames that you can play in your pipboy (as well as any terminal you can interact with). They are mostly fairly basic, Fallout-themed versions of typical arcade classics. There's Vault Boy Donkey Kong, Vault Boy Pitfall, Anti-Commie Space Invaders, etc. And then, last night, I found this:
View attachment 429390
This is like a whole mini-Temple of Apshai/Wizardry sendup where you play as Grognak, hire up to two other companions (out of a possible four!) and then travel around a world taking on battles, finding treasure that increases your characters' stats, etc.
View attachment 429391
You move around on a top-down minimap, clearing dungeons, buying items to increase your stats, using you and your companions' special skills in battle. It's actually a pretty neat little game for something that you'd initially expect to be a basic Arcade classic.
View attachment 429394
It took me about an hour-and-a-half to 100%, and that included some grinding to recover Focus points and build up gold early. But it's a really fun little thing to find just hidden in the middle of this huge open world game.