So This Is For Only Visual Details, Not Abilities Or Attacks:

El Blanco Would Not Be Able to Evolve Unlike the Normal Graboid, But El Blanco Is Larger And Stronger than the Normal Graboid, And El Blanco (When Not Possesed By A Player) Is Smarter than THe Normal Graboid, And His Grabbers are white Instead Of Orange, And the Most Noticable Detail:Is That He Is A White Color, Oh And Also: El Blanco's Roars Are the Same As the Regular Graboid But At A Deeper pitch.