When did being a Mastermind turn such an evil thing?

[Snin]

Tho tbh it looks pretty evil in the pic..like thats the last chair you will be sitting in

http://ichef.bbci.co.uk/images/ic/1200x675/p02bn3yz.jpg

[Luis Anaconda]

http://www.classickidstv.co.uk/wiki/images/6/67/Dungeons_and_Dragons_Dungeon_Master.jpg

[Ashberto]

[Supermac1976]