Monsters
- TzHaar-Xil
- TzHaar-Xil
- TzHaar-Xil
- TzHaar-XilMelee
- TzHaar-XilRanged
- TzHaar-Xil (Hardened)
- TzHaar-Xil-Mor
- TzKal-Zuk
- TzKal-Zuk
- TzKal-ZukHard Mode
- TzKal-ZukNormal Mode
- TzTok-Jad
- Ugly
- Ugthanki
- Ukunduka
- Ulfric
- Ulthven Keith
- Ulthven necromancer
- Ulthven necromancer
- Ulthven necromancerFemale (normal mode)
- Ulthven necromancerFemale (story mode)
- Ulthven necromancerMale (normal mode)
- Ulthven necromancerMale (story mode)
- Umbra
- UmbraAngel of Death
- UmbraAngel of Death (Weakened)
- UmbraNex
- Unbreakable TzekHaar-Ket
- Unbreakable TzekHaar-KetHard Mode Waves
- Unbreakable TzekHaar-KetNormal Mode Waves
- Undead chickenNew Varrock
- Undead chickenPort Phasmatys
- Undead cow
- Undead Elven Knight
- Undead Elven Knight
- Undead giant
- Undead giantAncient Awakening
- Undead giantNormal mode
- Undead giantStory mode
- Undead giantUngael combat activity (hard)
- Undead giantUngael combat activity (standard)
- Undead hero
- Undead hero
- Undead hero
- Undead hero
- Undead hero
- Undead hero
- Undead hero