Board Thread:Questions and Answers/@comment-71.180.177.8-20150508235537/@comment-26021614-20150512201015

Earth is the easiest one because there are lots of OP fire types. Max your Ultor and use as lead, and then have a friend with 7* Vargas and you're honestly good to go after that. Pro-tip, if you use Guardian Cloak on Ultor, you can just auto-battle from there.