What's the most evil thing you can do in Fallout?

[R.Graves]

Spoiler

-Surrendering Six-Toed little girl to mutant hunters then going back to kill her mother
-Harvesting tribals for organ donors.
-Killing a couple of Ghouls who've been outcast by their community
-Killing a couple of boys who were previously raped by a pedophile shopkeeper and disposing the bodies by giving them to a guy selling "Strange Meat"
-Gabriel's Story

We have a spoiler function.

 

[YeeCop]

Enslaved Bumble in Fallout 3.
Poisoned the water purifier with FEV.
Gave the Boomer kids irradiated gum/candy.

I don't really do evil playthroughs in Fallout

 

[MPPlantOfficial]

Gave the Boomer kids irradiated gum/candy.

1. They all reject your offer.
2. They eat irradiated crops anyway...