Anonymous D joined in and replied with this 6 years ago, 52 minutes later, 19 hours after the original post[^][v]#1,022,706
Matt and Syntax both fit that description. They're actually very similar, Syntax's weird speech pattern aside. Quite sad how people have started believing Matt's claims that Syntax is the only stalker.
(Edited 37 seconds later.)
Anonymous E joined in and replied with this 6 years ago, 5 minutes later, 20 hours after the original post[^][v]#1,022,708