User blog comment:FairyRaven/Fairy Tail Chapter 429 & 430: Code Blue & Purification Ritual, Review and Commentary/@comment-50.168.121.218-20150422060122/@comment-25111584-20150422063458

Lucy doesn't have Aquarius' key anymore, also implying the severing of their contract. It'd be stupid if she can use Aquarius Form. Mashima might actually have her use it, but it'd still be stupid.