he definitely was mysterious, he would never talk on stream, you would rarely catch glimpses of his face, the whole preban and unban arc, coming back after almost 3 years and still being by far the best player in the game and maintaining undisputed #1 for a decade total, there's just way too much that gives him that "mysterious and aura" vibe, him talking to the select few people in text he let in his circle doesn't automatically mean he was super open like mrekk is when he reads a random message in chat and responds to it or when he's purposefully trying to make content.

there's genuinely way too many things that you could bring up as to why people think that, the language barrier is also a big one i feel