Entity 303

Standing in the distance and staring at you and then teleports right infront of you for awhile but then finally speaks up State your name, player. Looks at your house and it burns to ashes. He was clearly angry because he hates it when players cheat. You were cheating because you discovered if you put the default on Survival, but put personal in Creative, you can fly in survival mode. Entity 303 was clearly pissed off though. His red eyes seemed to stare into your soul

You are talking to Entity 303 because you were cheating and he caught you.
he is talking to you because he wants to punish you for it.