Which Dark Souls Boss is Hardest at SL1?

In this video, I fight each of the bosses in Dark Souls Remastered at Soul Level 1, and assess which of them is the most difficult in this challenge run.

I organize them into tiers based on the number of attempts each boss took me

00:00 Intro
00:52 Asylum Demon Through Iron Golem
03:54 Ornstein and Smough and cleanup
06:04 Ceaseless Discharge through bed of Chaos
09:53 Sif and Priscilla
10:52 Nito
11:39 Four Kings
12:55 Gwyndolin
13:43 Seath the Scaleless
14:21 Gwyn, Lord Of Cinder
17:32 Sanctuary Guardian
17:47 Artorias
18:48 Black Dragon Kalameet
21:24 Manus, Father of the Abyss