Campaign organization "Just Stop Oil", which is lobbying to stop the exploration of fossil fuels in the UK, took responsibility for the stunt in a press launch.
After a prolonged put off, the protestor changed into in the end cut free from a cable tie by means of a pair of bolt cutters and play resumed.
A comparable protest changed into foiled via stewards in Liverpool's 2-zero victory at Arsenal on Wednesday.
Newcastle are 80 percentage owned via the sovereign wealth fund of Saudi Arabia, one of the international's biggest oil exporters.