In Standard, though, Id rather just run Daring Skyjek in the main and throw a couple of these in the sideboard against control
3 Kaldra Compleat Batterskull used to be considered one of the best equipment pieces in the game, and then Kaldra Compleat came along and blew it out of the water
Other cards that help get essential cards on the field are Pok Ball for finding basic Pokmon, Professor's Research for drawing cards, and X Speed for switching out what is in your active spot
Then, if they have a creature with Power 7 or higher, they can play that exiled card without paying its mana cost
Since you can flash Opposition Agent into the battlefield in response to someone searching their library, you're sure to get at least some value here
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