Shadow Slayer

Location: New Finale
Level: 49
Difficulty: 4 stars
Total HP: 6,300
Attacks:

• Chaotic Blast: 117-143
• Chaotic Slash: 117-143

Temporary Items Dropped:

• Alliance Defeated in Darkovia (Dropped during the 'Battle for Chaos in Darkovia!' quest)
• Alliance Defeated in Doomwood (Dropped during the 'Battle for Chaos in Doomwood!' quest)
• Alliance Defeated in the Lair (Dropped during the 'Battle for Chaos in the Lair!' quest)
• Defender Slain
• Mega Defender Slain
• Shadow Slayers Defeated (Dropped during the 'Shadow Slayer Slayer' quest)

Items Dropped:

• Chaos War Medal
• Epic Flail
• Treasure Chest (Misc)

Notes:

• Inscription on blade translates to "MILTONIUS".
• Also see:
  • List of all Human Monsters.
  • List of all Shadowslayers.

Thanks to Ness860 and Sasuke_Pirate.