Monsters whose poison can paralyse their victims. They live on grassy plains.
- Name: Sibilus
- Family: Aquatic
- Location: Wiswald Region
- Vulnerable: Water | Earth | Spears
- Half Damage: Bows
- Immunity: N/A
- Absorb: N/A
- Common Drop: Mermonster Scale
- Rare Drop: Fresh Fish
- Common Steal: Antidote
- Rare Steal: Fresh Fish
- Off The Leash Move: Numbing Injection