You may have seen the following image floating around the internet lately. Is there any truth in it? Will Walbert really corrupt your save data? The short answer is no.
This image originates from a segment in jacksfilms’ FAKE FACTS 5 (YIAY #520) video in which he edits an image of Greta to “scare some little kids into thinking Walbert’s real.” Later, he made a follow-up video to showcase some people who were bamboozled by it.
Here’s the relevant clips from both videos packed into a two-minute adventure: