BANKSY BRANDALISM ( 1974 - ) is a painter. BANKSY BRANDALISM s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 868.69 USD for Flower thrower in 2017 to 11487.74 USD for Grim Reaper, Wrong War Aerosol in 2017 , based on the size and medium of the artwork.