Extreme Challenge quest

There are multiple quests in-game that are designated as an "Extreme Challenge Dungeon" which pop up a warning before you enter, if you have tips on.

"This is an Extreme Challenge dungeon. It contains Extreme difficulty monsters or puzzles.

It is recommended for player groups who have easily defeated the other dungeons of the same CR Rating already.

The CR Rating is displayed in the Select Adventure Panel when you interact with a dungeon entrance.

If you're having trouble in this dungeon, remember you can buy extra supplies in the DDO Store."

Extreme Challenge Dungeons

Quest Name	Quest Level	Base Favor	Patron	Casual	Normal	Hard	Elite
Irestone Inlet	4	4	The Coin Lords	♣837 —	♦1,504 —	♥1,612 —	♠1,720 —
The Xorian Cipher	8	7	House Jorasco	♣2,556 —	♦4,520 —	♥4,780 —	♠5,040 —
Freshen the Air	4	3	The Free Agents	♣559 —	♦1,001 —	♥1,070 —	♠1,140 —
The Crypt of Gerard Dryden	3/23	4	The Silver Flame	♣887 ●♣9,963	♦1,604 ●♦17,132	♥1,729 ●♥17,659	♠1,854 ●♠18,185
Halls of Shan-To-Kor	5	4	The Coin Lords	♣1,120 —	♦2,004 —	♥2,140 —	♠2,276 —
The Enemy Within	11	8	House Jorasco	♣3,024 —	♦5,300 —	♥5,560 —	♠5,820 —
Dreams of Insanity	11	6	House Jorasco	♣2,385 —	♦4,180 —	♥4,384 —	♠4,588 —
Proof is in the Poison	4	5	The Coin Lords	♣1,442 —	♦2,596 —	♥2,788 —	♠2,980 —
Kobold Assault	3	3	The Coin Lords	♣733 —	♦1,324 —	♥1,426 —	♠1,528 —
Devil Assault (quest)	6/12/18/21	5	The Coin Lords	♣1,704 ●♣9,881	♦3,037 ●♦17,026	♥4,211 ●♥17,584	♠5,386 ●♠18,142
Stealer of Souls	17	8	Agents of Argonnessen	♣5,340 —	♦9,252 —	♥9,604 —	♠9,956 —
Spies in the House	8/21	5	House Deneith	♣3,708 ●♣19,015	♦6,560 ●♦32,775	♥6,940 ●♥33,858	♠7,320 ●♠34,941
In The Flesh	15	6	The Free Agents	♣3,657 —	♦6,356 —	♥6,616 —	♠6,877 —
Terminal Delirium	18/26	7	The Twelve	♣4,677 ●♣17,380	♦8,092 ●♦29,810	♥8,388 ●♥30,654	♠8,684 ●♠31,498
Pilgrims' Peril	34	9	The Twelve	— ●♣19,562	— ●♦33,373	— ●♥34,143	— ●♠34,912
Stolen Power	34	9	The Twelve	— ●♣19,562	— ●♦33,373	— ●♥34,143	— ●♠34,912
Horde of the Illithid Controller	34	9	The Twelve	— ●♣19,562	— ●♦33,373	— ●♥34,143	— ●♠34,912
Astral Ambush	34	9	The Twelve	— ●♣17,407	— ●♦29,696	— ●♥30,380	— ●♠31,064
Total	18 Quests	111		♣32,629Solo/Casual  ●♣132,332Epic Casual	♦57,330Normal  ●♦226,558Epic Normal	♥61,248Hard  ●♥232,564Epic Hard	♠65,169Elite  ●♠238,566Epic Elite