- Theft - You can go into people's houses and rifle through their drawers, cupboards and chests, and take whatever's inside.
- Murder - You can kill people and not face any consequences.
- Genocide - You can go on a killing spree, piling up the bodies of races or particular types of people.
- Extinction - You can slay countless animals, races, peoples and monsters, virtually to extinction (notwithstanding they spawn endlessly).
- Vandalism - You can damage property without having to worry about cleaning it up afterwards.
- Assassination - You can assassinate leaders of gangs, etc. who are causing something of a nuisance for someone else.
Of course, if you can think of any more, write them in the comments below and I'll update them accordingly.