A new and distinct cultivar of Caladium plant named ‘;RFL BRZ OF13-1082’;, characterized by its intermediate to tall height; upright and mounding plant habit; dense and bushy appearance; vigorous growth habit; rapid growth rate; fancy-type leaves that are mostly greyed red in color, randomly mottled with dark green flushed with greyed red-colored blotches and randomly dotted with light red-colored spots; and leaf petioles that are light greyed orange to light greyed red in color with numerous dark greenish brown-colored stippling and streaks.