Moldy Pearl Barley

Heh, I've never used a two-handed staff. There's a one-handed staff of the judge – at first, I leveled up the one-handed staff to 30% so I could more or less comfortably kill weak mobs, and then I went to join the monastery. Well, after that, everything was easy.

With a fireball, you can't take down six orcs.

And why would I need to? Just level up a bit – and you'll have both a fireball and the ability to summon a skeleton.

There are no hotkeys.

There are. As you correctly put it, they are set in the ini file. Both for mana and for healing. I don't remember exactly how, though. Google it, you might find something.