Here you will find all the details of this quest.  From how much favor the quest is worth to how many kills you need to get the highest possible XP bonus. This information is always being changed and tweaked by the developers so the accuracy of the information cannot be guaranteed. However, this information is constantly checked, verified and updated so it should as be up to date as possible. If you find something that needs to be corrected please Email  or Post  in the DDO thread for this site and I will get it updated ASAP.

Quest Tomb of the Shadow Knight Quest Info Gunther Gloomtender of the Emerald Claw has tasked you with the unenviable assignment of exploring the Tomb of the Shadow Knight. Find your way through the tomb, purify the alters, and defeat Mdjai, the mummy prince. Stats Who Where Vitals Level 8 Patron The Silver Flame Bestowed Gunther Gloomtender Shrines 4 Length Long Series Tombs of Shadow In Necropolis, The Traps Trapped! Group Group Step 1 Dungeon Tomb of the Shadow Knight   Type Adventure Adv Pack The Necropolis II In Necropolis, The Locked Doors 2 XP ~ Favor Chests Bonus Misc Casual  2,134 ~ 2 Standard 1 Kill 169 Solo Solo-able! Normal  3,772 ~ 5 Optional 4 Break 152 Epic Hard 3,988 ~ 10 Locked 0 Sight 3     Elite 4,204 ~ 15 Rare 0 Disable 17   1.Open the North Annex 2.Purify the North Altar 3.Open the East Annex 4.Purify the East Altar 5.Open the South Annex 6.Purify the South Altar 7.Open the West Annex 8.Purify the West Altar Disable 10 traps (Kill 10)   50 Disable 20 traps (Kill 10)   150 Slay Shadow Rogue   15 Slay Brume   15 Slay Gloam   15

This quest it is vital to have a rogue or two. Between the traps and the extra XP it is well worth it.
In the four corners there are trapped treasure chests. These also spawn ambushes so be ready!
Be on the lookout for hidden chests with the keys for various passages.

Tomb of the Shadow Lord Tombs of Shadow 1 Tomb of the Shadow King Tombs of Shadow 1 Tomb of the Shadow Guard Tombs of Shadow 1 Shadow Crypt, The Tombs of Shadow 2

Walkthrough	This is a great write up of the quest by Lost Leader on the DDO forums.
DDO Compendium	The official DDO Compendium entry.
Borro's DDO WIKI	This is a fan created WIKI by Borro, a great resource for DDO information.
Video	Tomb of the Shadow Knight : Watch the quest with Spyderwolf's Video Quest Walkthrough on Youtube.

I would like to toss a hearty shout out and thanks to  Lost_Leader  and his great quest guides!  You can see his work: HERE .