Kulta, also known as the Skull Grinder or Lord of the Skulls is the leader of the Skull Creatures.
| Kulta | |
 | |
| Kulta Information | |
| Species | Unknown |
| Group | Skull Creatures |
| Mask | Skull Mask (Formally), Mask of Creation (Formally) |
| Colors | Red-orange, gunmetal, silver |
| Element/Powers | Ability to drain masks of their Elemental Powers |
| Homeland | Okoto |
| Occupation | Leader of the Skull Creatures |
| Tools | Mask Stealer Staff, Hook Blade |
| Location | City of The Mask Makers |
| Status | Unknown |
Powers and tools
Kulta can drain the power from Golden Masks, and when wielding the Mask of Creation, can defeat the six Toa in one blow.
He wields a Mask Stealer Staff, which he uses to snatch masks from his opponent's face and drain its power. He also wields a Hook Blade as a side arm.
Kulta after putting The Mask of Creation on.