Like all of his brothers, he was born on Kamino in 32 BBY. He trained hard and became one of the 501st Legion's heavy weapons specialists. He assisted in bringing Rex to safety after he was shot in the chest by Commando Droids. He later sacrificed himself to save Jesse and Fives by throwing a Umbaran missle into the core of the Umbaran supply ship. He never made it out. CT-5555and CT-5597 nicknamed Fives and Jesse said that Hardcase did not make it.