Caldonterrus is a massive creature that walks on 2 sturdy legs with multiple toes each. The head looks jagged and has orange highlights representing magma, while it has a nasal horn coloured black and grey. The neck is covered in sharp rock structures and has a blue glow running down to the middle part of the tail, with the colour representing hardened magma or obsidian. The arms have extra orange highlights and split off into 2 separate lower forearms and the elbow joint, with each hand having