I wouldn't put base-level Amethyst on par with either fella on team 2, on average. Amethyst at her height, however, became the literal nexus point through which all magical energy (both order and chaos) flowed--she was so powerful that she owned Mordru with a casual gesture.
That version would solo.
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"I am tired of Earth. These people.
I am tired of being caught in the tangle of their lives."