Pentameter Hornbill is one of the world bosses that appeared during the Easter Egg Hunting 2011 event that is a peacock with a hornbill beak.
- Bird Peack: Deals damage.
- Deafening Scream!: Causes "Chaos" for 2 turns.
- Fire Release:Flame Wave!: Causes "Burn" by 2%(2 turns).
- Wind Release:Air Dust!: Causes "Bleeding" by 10%(2 turns)
- Fire and Wind Release:Hot air Ciclones!: Attacks all targets and causes a huge damage.