Itd take a whole separate article to go over every possible great option for Mikey to drop after sneaking some damage
But the case we found ourselves in was that we were making both white and blue cards that were putting cards from the battlefield on top of the library and/or several cards from the top of the library
Sevinne, the Chronoclasms Mystic Intellect Flashback deck will help you get your Flashback cards into your graveyard so you can cast them for extra value
A resolving copy of a permanent spell becomes a token
The fact that you can populate at any time (say, after you cast and activate the Phyrexian Processor), makes this a nice trick, especially when you need a blocker
The most valuable booster box they do have in stock, by the way, is Legends , with a $50,000 price tag