Board Thread:The Flash discussions/@comment-27700324-20180510011407/@comment-27700324-20180511162604

Andytrenom wrote: Xandermcc wrote: It is because i thought you were talking about his brain planning out multiple scenarios. When it comes to Becky's power though, i think he used it on Caitlin once. In order to just remove Killer Frost. Along with all of those times Barry is conveniently never fast enough to catch him. He used Melting Pot's power to remove Killer Frost.
 * Point

Well yes, i suppose that could be the case, but considering he then doesn't give it to anyone else, it seems he didn't use that one.