Lapis Lazuli

Lapis Lazuli a supporting character on Steven Universe,

She was trapped in a mirror for thousands of years before being free by Steven.

She fused with Jasper to form Malachite and trapped their fusion underwater, on Mask Island she lost control of Malachite to Jasper before finally being separated by Alexandrite.

She lived with Peridot in the barn before lifting the barn and leaving into space.

She came back to join the fight with the Diamonds becoming a Crystal Gem.

Her gem is on her back and uses Hydrokinesis and her water wings.