Espa Roba appeared in the orginal series of Yu-Gi-Oh! He has multiple cameo appearances in Battle City. Esper Roba was later on introduced when he's dueling against Rex Raptor. He uses a dirty trick to win against his opponent's. Claiming to have an ESP, but the truth is he's just using his younger brothers to look at his opponent's hand so he can predict the next move of his opponent.
Espa Roba's deck mainly revolves around Machine type monsters. His signature card Jinzo has a devastating effect that disables any trap cards and it was supported by ESP Amplifier to increase its attack. He also uses Mind Control to gain possession of his opponent's monsters.