THE lone gunman who killed ten people in Austria's mass school shootout has been pictured for the first time.

Identified as Artur A., the 21-year-old was a former student at the school who rocked the country with its worst mass shooting in modern history.

The attacker lived in a suburb of Graz, and had left the BORG Dreierschützengasse high school two years ago without successfully graduating sixth grade.

He had no previous convictions and was only known to the police as a victim of pick-pocketing.

Former classmates have said he was subjected to severe bullying during his school years, according to local reports .

There is speculation he targeted the school in an act of furious revenge, though officials are yet to specify a motive.

When cops searched his house, they found a n

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