I will admit that I am not certain, as these shards were created using data from other worlds' versions of the Chaos Emeralds. As such, they may work differently than the ones of this world. Regardless of the outcome, combining all seven would undoubtedly lead to great power - either the power to shape reality as the Master Emerald does, or great personal strength as it does in other worlds.

[Congrats, Wolfwood, you stumbled on the exact right idea for the week 8 event!!!]