CANADA-BASED gangster Satinderjit Singh alias Goldy Brar, who was the alleged mastermind of the murder of Punjabi singer Sidhu Moosewala, was on Sunday designated terrorist by the Government under the anti-terror law UAPA. In a notification, the Union Home Ministry said Brar, backed by a P a k i s t a n - b a s e d agency, has been involved in multiple killings and professes radical ideology.