I´m stuck in Skull Castle !

I´m trying to find the relic and I made it to the treasure chest behind a steam of lava.

But I can´t get to it, because the lava burns my party !

The second problem is that I can´t go to some monster waiting behind a locked door. The lock is some kind of scull made of stone and none of my keys is working.

So if anyone knows the solution, please answer !

thx

For the answer to your first question, see the reply I just posted to Myrth. As for good old Mabba behind the door, you need the Lich's staff to open that (although you can kill her through the door - still need to get in for the scroll of binding if your helping Adrianna). You will get the staff, and a few surprises when you take the rel......