Based on loot, items, power, and helpfulness in the game. Basically, all friendly NPCs have a benefit while alive and when killed. It’s only a matter of whether or not you’re ready for the commitment. Killing lautrec early gives you the ring, but prevents you from getting his armour. dark souls reset stats? dark souls 3 reset stats.

What happens if you kill a NPC in Dark Souls?

Nope. There’s no way to revive an NPC if you kill them or if they’re somehow killed by other factors (the fire keeper for firelink shrine can be revived through the Knight Lautrec of Carim questline). The NPCs that completely die and are reduced to souls are forever dead, so tread carefully around NPCs.

Are there friendly NPCs in Dark Souls?

The Chosen Undead, Bearer of the Curse, and Ashen One embark on grueling journeys, and meeting pleasant, friendly, and even helpful NPCs throughout the Dark Souls trilogy is more than welcome in between heated boss fights.