[build prof=ranger/necro expertise=12+1+1 wilderness=9+1 marksmanship=9+1 curses=3][crippling shot][savage shot][distracting shot][apply poison][rend enchantments][natural stride][lightning reflexes][no skill][/build]
Optional slot: [troll unguent] or [healing spring] depending on whether you want to heal the shrines or just yourself.
Equipment:
Poisonous/crippling recurve bow
Vampiric 15^50 flatbow
crippling longbow
40/40 curses set
defensive set