Mutated Void Dragon

Locations:

• Boss Challenge
• Grave Challenge

Level: 55
Difficulty: 4 stars
Total HP: 414,050
Attacks:

• Crunch: 2,815-3,441
• Flame Breath: 2,815-3,441

Temporary Items Dropped:

• Mutated Void Dragon Defeated (Dropped during the 'Beat the Mutated Void Dragon!' quest)
• Mutated Void Dragon Defeated (Dropped during the 'Beat the Mutated Void Dragon!' quest)
• Mutated Void Dragon - Voided (Dropped during the 'Void the Mutated Dragon' quest)

Items Dropped:

• Dread Talon (Dropped during the 'Snowball Thinks You're the Best' quest)
• Greaves Shard
  • Dropped during the following quests:
    • 'Legendary Greaves of Awe'
    • 'Guardian Greaves of Awe'
    • 'Greaves of Awe'
• Level 50+ Shop Token
• Mutated Void Dragon Heart (Dropped during the 'Hearts and Souls! (Member)' quest)
• Omnipotent Cells (Dropped during the 'Dragon's Will' quest)
• Treasure Chest (Misc)

Note: Also see List of all Dragon Monsters.

Thanks to Tendou no Mazo and Zero IX.