welcome to the fest

https://www.sinfest.net/view.php?date=2020-12-16

The phrase is "run rampant"...? Or maybe this is specifically wordplay on that idea. Honestly can't tell! Hahahaha.

-Russly

yeah, I didn't get "run riot" either, but I mostly blame it on me not being a native-english speaker... I google searched it and it seems to be the correct choice of words ^^