Super Emeralds

Super Emeralds (スーパーエメラルド Sūpāemerarudo?) are a set of seven emeralds that are basically an enhanced version of the Chaos Emeralds. The Super Emeralds were used to transform Satan into a Three Headed Dragon by Doctor Eggman.

Description
Super Emeralds were a rare and more powerful version of the Chaos Emeralds, comprised of different colors.