Legendary Couatl

From the entrance of Rune Forest

1SW, 1NW, 1SW, 1NW, 1SW, 3W, 1NW, 2W, 1NW, 1W, 1SW, 5W, 2S, 2W, 1NW, 4W, 1N, 1NW, 1W, 1NW, 3N, 2NE, 1E, 1NE, 4NW, 2N, 1NW, 17N, 1E, Up

1E, 3N, 1W

Kill the organist for a shimmering key. After you have the shimmering key from the organist.

1E, 3S, 1W, Down

1W, 4N

Kill the high priest for a small silver key. Other possible loot includes: a gold-trimmed robe of the high priest and a sturdy white banded staff. After you have the small silver key from the high priest.

8S, 1W, Unlock the down and go down.

Kill the Captain Raymore for a worn iron key. Other possible loot items include the following: a polished white longsword and a suite of burnished silver platemail. Once you have a worn iron key from Captain Raymore.

Up, 1E, 8N

Search to reveal a down. Unlock the down and go down.
Unlock the north and go north. Kill the undead shade of Zakarius until he drops the stone key. Take the stone key. (Zakarius does not leave a corpse so you can't autoloot the items from him.) The following items can be dropped by Zakarius: a silver flail

1S, Up
12S, 3W, Unlock the north door
2N
Enter the sarcophagus (You will be teleported instantly to an area that is normally filled with aggro mobs that breathe poison gas and form against you.)

3W, 7S

Bash the east door or use passdoor to walk through it.

2E, 1S, 1SE, 1E, 1NE, 1E, 3SE, 1E

Dig to reveal another exit east. Go east into the Lair of the Legendary Couatl, and you should find three mobs including the Legendary Couatl. (None of these mobs are too hard to kill so they shouldn't pose too much trouble to kill.) Kill the Legendary Couatl for the following possible items: the rainbow colored wings of a couatl.

When you want to leave the tombs

2W, 3NW, 1W, 1SW, 1W, 1NW, 1N, 2W, 7N

Here you can get out by going either east or west. (*Note, that the way out west requires a mob to drop a black onyx key.)

6E, 2Up

This will take you back up to the graveyard itself.

1S, 3E, 2S

This will take you back to the Crossroads at a Fountain which is the recall room for the area.

If you choose to go west from the tomb intersection to get out.

4W

Search to reveal another exit west.

4W, 2N

Kill the smiling guardian angel until it drops a black onyx key. Other possible loot items include: a bracelet of aged ivory.

Once you have the black onyx key you can unlock the north door.

3N

Search to reveal another exit north if it's not already opened.

1N, 3W, 6N, 4W, 1N, 10W

This will take you back to the Crossroads at a Fountain which is the recall room for the area.