Some of the decks that contain expensive staples are a little more pricey (though they still work out as good value for the contents), but the rest of the decks are great pick-ups now
ShinyGoblinPirate Fanatical Firebrand card and alt-art style
There is no "may" on that take-back, so you might absentmindedly take back a Greed's Gambit after working hard to give it away The rest of the deck is ostensibly just dimir good stuff
Mirri, Weatherlight Duelist Mirri, Weatherlight Duelist is the best version of Mirri weve gotten so far
During your Main Phase, if you Special Summoned a Pendulum Monster from the face-down Extra Deck this turn, you can: Immediately after this effect resolves, Pendulum Summon a monster(s)
So unless there is some pattern where similar cards appear to be rarer or more common, or the sample size is a lot larger, brute force wont deliver definitive answers (though it is still interesting of course)