I did It on AN ms a Ms lvl 50, in team with an Ed lvl 50 aswell; but we were Lucky lucky because there were people hunting, hunting un the cave, so we kept throwing rines runes in every mob we saw while que we killed them ourown.
But i think It is posible to do ay it at that lvl, OFC you Will hace to redil have to refil several times and waste a por lot of manas.
supplies.
The most dangerous parte part for me was to kill the Boss, because we had to run all the way without killing any monster because otherwise we would has had arrived It without supply, and supplies. And to get oír que used out we had to use the free teleport scroll.