Safehold Vigilante

Whenever a nontoken creature you control dies each opponent loses 1 life and you gain 1 life.
Whenever you gain life, you may pay {1}. If you do create a 1/1 black Human Knight creature token with '{t}: sacrifice this creature, Safehold Vigilante gains indestructible until end of turn.'
"Hope like hell your captor is an evil man, a good man will kill you with hardly a word."
- Terry Pratchett.