I created this after fiddling around a little bit. It should hopefully be fun, though it is probably not too much of a challenge.
# Loki's Dungeon
# 1 <say> OWO\What's This?
###
......|.....OOOO
.OOO..|.....+===
.k.Ob.|.....===+
mmmmO.......===+
....|..OO....|..
D...|........|..
OO..|.....O..|..
..........m..|..
...i......m..O..
.x.O...1..m.....
.b.....t..m,,,,,
OOOOOOOOOOOOOOOO