In Souls games you can leave messages for other player but they are template phrases that have set words and blank spots you can put words from lists into. They are not free text and people got creative and "Try finger, but hole" is now a classic and obligatory Souls message.I don't understand the reference
Also, NexusMods is about as safe as you'll get for the modding scene. It's a big hub for a ton of modding communities.