CLAMPERL's sturdy shell is not only good for protection - it is also used for clamping and catching prey. A fully grown CLAMPERL's shell will be scored with nicks and scratches all over.
Sapphire:
CLAMPERL grows while being protected by its rock-hard shell. When its body becomes too large to fit inside the shell, it is sure evidence that this POKéMON is getting close to evolution.
Fire Red:
Leaf Green:
It is protected by a sturdy shell. Once in a lifetime, it makes a magnificent pearl.