Blaine
Cis-Het Oppressor
Or the time I ran through a swamp, aggroing every single lizard man in the area, and training them to some poor sap's house with a few if his buddies, and watched them get slaughtered while I watched in the distance while they cursed my existence.
Oh boy, you could do this in Final Fantasy XI as well. The Crawlers' Nest was perhaps the prime spot that I remember, since it was a restrictive and confusing warren of tunnels with one primary chokepoint entrance: http://ffxiclopedia.wikia.com/wiki/Crawlers'_Nest