An error?

I found this on multiple pages. The top of the page looks defected. as well as the logo. RikutheBloody 15:15, 16 January 2015 (UTC)

What kind of pages? Enemies? --Neumannz, The Dark Falcon 16:20, 16 January 2015 (UTC)
Most Heartless pages. It happens to MonoBook. RikutheBloody 16:42, 16 January 2015 (UTC)