Board Thread:General Discussion/@comment-26493227-20150711011118/@comment-26187148-20150711032240

@ShayneT I thought the gems were just finding all different shards that had been destroyed on both sides of the war. The reason why they were doing that was because shards could become courputed, no matter what side they were on, and possibly hurt the Earth.

Again, this might've been explained in an episode and I'm just forgetting.