Skeleton Warrior

Location: Battle Under B
Level: 25
Difficulty: 3 stars
Total HP: 2,660
Attacks:

• Slash: 52-64
• Smash: 52-64

Temporary Items Dropped:

• Battered Dark Tower Sword (Dropped during the 'Fight Fire with Fire!' quest)
• Bundle O' Bones (Dropped during the 'A Child's Wish' quest)
• Glowing Wood Fragment (Dropped during the 'Key of Life' quest)
• Pitted Stone Fragment (Dropped during the 'Key of Thought' quest)
• Shining Crystal Fragment (Dropped during the 'Key of Dreams' quest)
• Skeleton Frame (Dropped during the 'Human-nequins' quest)

Items Dropped:

• Blinding Light Fragments (Dropped during the 'Finding Fragments' quests)
• Bone Dust x1-3
• Treasure Chest (Misc)
• Undead Energy
• Undead Essence

Notes:

• Has many different forms.
• Also see List of all Undead Monsters.

Thanks to Cahyo kurosaki, kaibinlore and SirBlackAxe.