You can right click to reveal subreddit activity : r/place

The World's Hardest Game : r/gaming

Hardest level in gaming : r/fo4

10 Hardest Levels In Video Game History, According To Reddit

What's the hardest video game you've ever played? : r/videogames

The hardest trophy in all of sports to win? : r/USdefaultism

Gamers of reddit, what is the hardest game you have ever played in your entire life? : r/AskReddit

Anyone else worried that Wonder might be too easy? : r/Mario

The hardest boss for me in each of the Soulsborne Games : r/fromsoftware

Drawed The Most Difficult Icons to Get in the Entire Game. : r/geometrydash

Nex Machina] #62 My hardest platinum so far. As someone thats never been very good at classic arcade games I'm pretty proud of this one. : Trophies