Lifeless Skull

Dropped by 40+

• Nightmare Ectoplasm level 21 36% 5763
• The Ongar level 51 26% 14345
• Evolving Ectoplasm level 18 25% 3640
• Blood of Agamaggan level 27 24% 4541
• Rotting Slime level 22 24% 3928
• Corrosive Swamp Ooze level 40 17% 4392
• Repugnant Ooze level 37 17% 62246
• Swamp Ooze level 39 17% 4391
• Viscous Ooze level 34 17% 62245
• Sludge Beast level 19 16% 3295
• The Rot level 44 15% 14235
• Acidic Swamp Ooze level 41 15% 4393
• Corrosive Lurker level 29 15% 6219
• Jade Sludge level 48 14% 4468
• Noxious Slime level 47 14% 12221
• Creeping Sludge level 46 14% 12222
• Fungal Ooze level 46 13% 5235
• Saturated Ooze level 48 13% 5228
• Emerald Ooze level 47 13% 4469
• Corrosive Backup level 12 12% 61465
• Devouring Ectoplasm level 17 12% 3638
• The Reak level 49 11% 8212
• Mutated Croaker level 30 11% 62505
• Sludginn level 30 11% 14433
• Irradiated Slime level 28 11% 6218
• Bubbling Swamp Ooze level 40 10% 4394
• Animated Oil level 51 10% 62612
• Cursed Ooze level 50 10% 7086
• Large Vile Slime level 57 10% 12387
• Tainted Ooze level 52 10% 7092
• Jade Ooze level 48 9.8% 2656
• Living Decay level 56 9.7% 8606
• Primal Ooze level 52 9.5% 6557
• Devouring Ooze level 56 9.4% 1808
• Muculent Ooze level 50 8% 6556
• Green Sludge level 47 7.9% 2655
• Gargantuan Ooze level 51 7.4% 9621
• Vile Ooze level 53 6.9% 7093
• Vile Slime level 55 6.9% 1806
• Cloned Ooze level 52 6.9% 9477

Only the first 40 are listed.

Found in 1

• Dead Wood Tree 6% 2020300

Contained in 2

• Corrupt Tested Sample level 1 12% 15103
• Un'Goro Tested Sample level 1 10% 15102