ChangeDaGame and MisterObvious (not a roblox employee but whatever) are some of the most well known
the owner of some sonic game also got exposed to doing weird things with minors on discord
Roblox Corporation when Ruben Sim swears at 18 year olds:; Also Roblox Corp. when multiple of their employees are revealed to be pedophiles and the head of moderation (Nobledragon) is exposed to be openly following an NSFW gay furry account on Twitter: