Vandalic

noun

1. a member of an East Germanic people that ravaged Gaul, Spain, and N Africa and sacked Rome ( 455)
2. a person who, out of malice or ignorance, destroys or spoils any public or private property, esp. that which is beautiful or artistic

adjective

1. of the Vandals
   also Vandalic
2. like or characteristic of a vandal; ruthlessly destructive