Lord of the Rings Online Bestiary: Type - Signature
| Name | Type | XP Level | Zone |
| Krahjarn War-Monger | Signature | 51 | Angmar, Nan Gurth |
| Krahjarn Will-breaker | Signature Orc | 48 | |
| Kraur | Signature Warg | 26 | Lone Land, Dol Vaeg |
| Kylma-sari | Signature | 47 | Forochel, Ja-rannit |
| Kylmä-Säri | Signature Bear | 46 | |
| Lachlúg | Signature Worm | 54 | |
| Laerdan Illusion | Signature Illusion | 52 | Instance: One Hope Remains |
| Lalia | Signature Unaligned | 12 | Barrow-Downs, Bree-Land |
| Largzurm Archer | Signature Uruk | 55 | Nud-melek |
| Latub | Signature Blue-crag | 48 | Ered Luin, Vale of Thrain |
| Laugzok | Signature | 26 | Instance: A Hunter's Charge |
| Laulu-Vihaja | Signature | 46 | Forochel, Kissa-sari |
| Laulu-vihâja | Signature Sabertooth | 46 | |
| Lifur | Signature Unaligned | 59 | |
| Limbgirth | Signature | 14 | Bree-Land |
| Lobelia the Toad | Signature Toad | 10 | Frogmoors, Shire |
| Lombrennil | Signature Morroval | 57 | |
| Long-tusk | Signature Boar | 49 | |
| Longhar | Signature | 32 | North Downs |
| Lorûz | Signature Orc | 53 | |
| Lubach | Signature | 13 | Instance: Beneath the Greenfields |
| Luillë | Signature Spider | 60 | Redhorn Lodes |
| Luille | Signature | 60 | Redhorn Lodes |
| Mad Badger | Signature Badger | 7 | Bree-Land, Chetwood |
| Mad Bristlehide | Signature Boar | 6 | Archet |
| Mag | Signature Unaligned | 59 | |
| Malgen | Signature | 48 | Misty Mountains |
| Malglok | Signature | Dol Dinen, North Downs | |
| Mangemaw | Signature Wolf | 60 | Shire, Rushock Bog |
| Mangetail | Signature Wolf | 31 | Evendim, Stonecrop Tor |
| Marrow | Signature Kergrim | Bree-land, Haudh Iarchith, Southern Barrow-downs | |
| Master Mound Wight | Signature | 14 | Emyn Hoedh, Ered Luin |
| Mastser of Wargs | Signature | 45 | Angmar, Fail-a-Khro |
| Matuga the Torturer | Signature Goblin-town | 50 | Goblin-Town, The Great Goblin's Den |
| Mine-overseer | Signature Orc | 54 | Instance: The Mithril Slaves |
| Monstrous Whiskerback | Signature Cave-claw | 34 | Ost Durgonn, Trollshaws |
| Morely the Fierce | Signature | 15 | Bree-Land, Old Greenway Fort |
| Moria Orc-emissary | Signature Orc | 57 | Lothlórien |
| Moria Orc-emissary (RL) | Signature | 57 | Redhorn Lodes |
| Moria Orc-shaman | Signature Orc | 60 | |
| Moria Orc-warrior | Signature Orc | 55, 60 | Moria, The Great Delving, The Waterworks |
| Moria Ravager | Signature Warg | 52, 60 | Lothlórien |
| Moria Skirmisher | Signature Orc | 59 | |
| Moria Stalker | Signature Warg | 52 | Lothlórien |
| Moria War-captain | Signature Orc | 60 | |
| Moria Warg-matron | Signature Warg | 53 | |
| Morin | Signature Forest-spider | 10 | Instance: To a Ranger's Aid |
| Morley The Fierce | Signature | 15 | Bree-Land, Old Greenway Fort |
| Morling | Signature Spider | 60 | |
| Morrafn | Signature Corpse-candle | 54 | North Downs |
| Morroval | Signature | 42 | Angmar, Duvaire, Rimpurod |
| Morroval Flayer | Signature Morroval | 50 | Angmar, Himbar |
| Morroval Lurker | Signature | 50 | The Delving of Fror |
| Morroval Stalker | Signature | 50 | The Delving of Fror |
| Morroval Wing-keeper | Signature Morroval | 58 | Ettenmoors, Steps of Gram, Coldfells |
| Morroval-mistress | Signature Morroval | 57 | Instance: The Morroval-outcasts |
| Morvul Bat-handler | Signature Morroval | 52, 53 | Durin's Way, The Bat Cave |
| Mosal-Gurz | Signature | 29, 30 | Lone Land, East-West Road |
| Mosal-Ruk | Signature | 28 | Instance: A Champion's Courage |
| Mosal-Ruk's Enforcer | Signature | 26 | Instance: A Champion's Courage |
| Muck-Glutton | Signature | 11 | The Shire, The Marish |
| Murderous Twilight-howler | Signature Warg | 37 | |
| Nadelek | Signature | 49 | Barad Gaurhoth, Forochel |
| Nadelek | Signature | 49 | Barad Gaurhoth, Forochel |
| Naegarch | Signature | 15 | Ered Luin, Rath Teraig |
| Nalmadurz | Signature | 59 | Redhorn Lodes |
| Nalmâdûrz | Signature Orc | 59 | |
| Nanulg | Signature Orc | 59 | The Flaming Deeps |
| Narash, Bhoghad's Champion | Signature Blogmal | 50 | Goblin-town |
| Narglup | Signature | 45 | Angmar, Fasach-larran |
| Natkam | Signature Overseer | 32 | North Downs, Rhunenlad |
| Nauroval | Signature Drake | 58 | |
| Nûkhud, Wolf-master | Signature Half-orc | 50 | Barad Morlas, Eregion |
| Neacal | Signature | 50 | Lone Land, Harloeg |
| Nethgarch, Worm-sire | Signature Worm | 49 | |
| Nibellúg | Signature Fire-drake | 54 | |
| Nodmor | Signature Oath-breaker | 25 | North Downs, Amon Amrun |
| Norlúg | Signature Worm | 57 | |
| Northpaw | Signature Highland-cat | 4849 | Ered Luin, Vale of Thrain |
| Nurzum | Signature | 33 | North Downs, Rhunenlad |
| Nykr | Signature Dwarf[D] | 52 | |
| Ol Croaker | Signature | 10 | Shire |
| Old Bloodtusk | Signature Bristlehide | 5 | Archet |
| Old Broadpaw | Signature | 9 | Bindbole Wood, Shire |
| Old Croaker | Signature Toad | 10 | |
| Olgir | Signature Unaligned | 60 | |
| Ongbúrz Soldier | Signature Orc | 59 | |
| Ongbûrz Overmaster | Signature Orc | 51 | Eregion, The Library of Tham Mirdain |
| Ongbûrz Smith | Signature Orc | 51 | |
| Ongburz Archer | Signature | 47 | Ettenmoors, Gramsfoot, Hoardale |
| Ongburz Defiler | Signature | 28 | Gurzlum, North Downs |
| Ongburz Overmaster | Signature | 51, 52 | Eregion, The Library at Tham Mirdain |
| Ongburz Sharp-Eye | Signature | 35 | Dol Dinen, North Downs |
| Ongburz Skirmisher | Normal, Signature | 43, 47, 48 | Dar-Gazag, Ettenmoors, Gramsfoot, Lugazag, Steps of Gram, Dol Dinen, Morfil, North Downs, Rhunenlad, Angmar, Fasach-Falroid |
| Ongburz Soldier | Signature | 49 | Ettenmoors, Isendeep |
| Orc Overseer (Instance) | Signature | 57 | Bult-kar |
| Orvar Bellhammer | Signature Unaligned | 60 | |
| Oshadhûr | Signature Uruk | 60 | Instance: The Library of Steel |
| Oshadhur | Signature | 60 | Instance: The Library of Steel |
| Ozût | Signature Warg | 51 |
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