The snake-like decorations on Vastus' armor act solid, even though previously they have bounced around as if made out of rubber.
Mata Nui's voice is much deeper than in the movie, though he's still voiced by Micheal Dorn.
Vastus' arms are for some reason rotated outward, causing his snake-armor to point back and his joints to connect awkwardly.
When Metus is surrounded by the Scarabax beetles, his shadow moves completely differently than his body.