Alexander Shikolai, also known as Alex Terrible, is a Russian vocalist who sings in both Russian and English, famous for his unique extreme vocals and covers of various metal songs. He is the frontman of deathcore band Slaughter to Prevail and alternative metal band Scumsters.

In an interview with Revolver, Alex stated: "I want to put the Slaughter to Prevail and Alex Terrible names in music history, because I don't want to be a regular deathcore or death metal band. I want to do something crazy." Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.