heres what i know from my experience.
the FireSnakeSpirit is the enemy in the travel he 1 hit kill me no dobth about it ( before and after rb )
but its really weak vs magic so 1 fire kill him with no prob
water snakes have a f**ing high PH damage at distance ( believe me i've been there with necky and bag necky made me get less hit )
snake king is not a big problem but beware with the water snakes the are the real dificulty in the quest..
well to tipe this post i just got almoust killed from a kser
cyas later i got a revenge to make