Which games blow your mind, but only if you know nothing about them in advance?
Best examples I can think of are:
What are yours?
(please no spoilers)
Welcome to the largest gaming community on Lemmy! Discussion for all kinds of games. Video games, tabletop games, card games etc.
Submissions have to be related to games
No bigotry or harassment, be civil
No excessive self-promotion
Stay on-topic; no memes, funny videos, giveaways, reposts, or low-effort posts
Mark Spoilers and NSFW
No linking to piracy
More information about the community rules can be found here.
What about Portal makes it worth going in blind?
Its something of a mystery game. You wake up in an unfamiliar place and have a nebulous goal.
Letting the clues of the story build is a big part of the experience.
At its heart it’s a puzzle game so going in having seen someone do the puzzles will make it not as interesting.