But he reappeared one year later , piloting the OZ - 00MS2B Tallgeese III .
He vanished in a final duel with Heero Yuy , apparently sacrificing himself to destroy Libra 's main reactor .
He reappeared one year later , piloting the OZ - 00MS2B Tallgeese III .
He vanished in a final duel with Heero Yuy , apparently sacrificing himself to destroy Libra 's main reactor .