That's why you use ancestral curses.

So you can have it boomerang via one of their heirs and get clipped while monologuing at some other rando PC? Nah. Convoluted revenge is risky AF. Get in, get out, stay alive.

Or you *are* the ancestral curse. Like Charles Le Sorcier.

Does that pesky human have family? Grudge. Was that pesky human raised in a town/city/village? Grudge. Did that pesky human have followers? Grudge.

That's why I got into necromancy! Bring them back, roast them, and now they have to (un)live with it forever