Please explain this trend to me

WINTER DEVLOG 2023:

Happy Halloween everyone!!! 👻🎃👻🦇🦇

Also image bc why not

cool boy

Yeah no, I'm NOT sure that's my name

Uh oh

SUMMER DEVLOG 2023:

OH MY GOD THAT'S AN UNDERTALE YELLOW REFERENCE!!!!!

Am I the first person to notice this?

What