Ichor of Undeath

Dropped by 40+

• Deathstalker Agent level 61 17% 13155
• Nathanos Blightcaller level 62 12% 11878
• Blood Wraith level 55 10% 1801
• Cold Wraith level 58 9.9% 1800
• Ziggurat Protector level 58 8.6% 12262
• Skulking Corpse level 59 8.6% 10479
• Professor Lysander level 59 8.5% 61853
• Ragged Ghoul level 58 8.5% 10497
• Spectral Citizen level 56 8.2% 10384
• Slaughterhouse Protector level 58 7.7% 12263
• Eldreth Spirit level 58 7.2% 11472
• Aspect of Corruption level 60 7.2% 14519
• Skeletal Highborne level 58 7.1% 11476
• Horgus the Ravager level 60 7% 10946
• Risen Warrior level 61 6.9% 10486
• Spectral Teacher level 61 6.8% 10500
• Black Guard Sentry level 59 6.6% 10394
• Commander Andreon level 61 6.6% 91919
• Rotting Highborne level 59 6.6% 11477
• Forgotten Echo level 61 6.5% 62607
• Ghostly Citizen level 57 6.5% 10385
• Phantom Guardsman level 61 6.5% 61200
• Phantom Servant level 60 6.5% 61205
• Spectral Worker level 62 6.5% 61934
• Eldreth Seether level 59 6.5% 11469
• Terrordale Spirit level 60 6.4% 14564
• Risen Guardian level 61 6.3% 11598
• Splintered Skeleton level 60 6.3% 10478
• Bile Spewer level 60 6.2% 10416
• Spectral Researcher level 60 6.2% 10499
• Abomination level 60 6.2% 8545
• Risen Aberration level 58 6.2% 10485
• Skeletal Guardian level 56 6.1% 10390
• Wailing Banshee level 59 6.1% 10464
• Eye of Naxxramas level 57 6.1% 10411
• Skeletal Berserker level 57 6% 10391
• Spectral Attendant level 60 6% 11873
• Shrieking Banshee level 58 5.9% 10463
• Cannibal Ghoul level 55 5.9% 8530
• Failed Student Experiment level 55 5.9% 61769

Only the first 40 are listed.

Found in 1

• Dead Wood Tree 2% 2020300

Wanted by 1

• The Ichor of Undeath 8256