(2008-10-01) If you don't reveal the named card (perhaps because it was in the top six cards of your library), you'll end up exiling your entire library
The only downside is that you usually need a specific character on the field to make it work
Emberheart Challenger also has the Valiant ability, which states that whenever it's targeted by a spell or ability you control for the first time in a turn, you exile the top card of your library and can cast it until the end of that turn
, : Exile Jill, then return it to the battlefield transformed under its owner's control
Memories will be created here
If they don't know your strategy, you could try and fool them, or just pick three super-cards and watch them struggle to guess which one is least dangerous