Dark Colours

Sometimes demonic/satanic undertones

Prominent logos or fonts

Drums and Bass are vital; typically a Guitarist, Bassist, Drummer and Vocalist (sometimes a pianist/keyboard player)

Typically Dark colours with bright colours to contrast (Usually white)

Most Album covers are hiding implicit massages (good or bad)

Older videos for some bands used a lot of CGI to get a point across another way other than the lyrics

In the present day a lot of rock bands either spread out into over genres or experiment by doing an album with multiple genres e.g. Linkin Park, Twenty One Pilots

Majority of band are male

There is also many sub genres to rock, too many to name

Many people would try to argue what rock band is the best but they actually all come under their own sub genres e.g. Green Day being Punk Rock and Oasis being Blues Rock yet many bands tend to appeal to the same crowds

Korn is