pikachu pokemon card 2019 SM206 HOLO Black Star Promo [L] Brilliant Deduction Look at the top 4 cards of your deck and put 1 of them into your hand 2019 Pokemon Japanese S Promo

The rules for building a Pokmon deck specify that a players deck must always have a total of exactly 60 cards, with no more than four cards of the same name

If you can cheat this out some way, Im sure you can think of degenerate things to do with Extravagant Replication

Sisay, Weatherlight Captain tutors legendary permanents, Kethis, the Hidden Hand discounts legendary spells, Jodah, the Unifier chains legendary spells cast from your hand into free lower-mana-value legendary nonland spells from your library, and Dihada, Binder of Wills digs for legendary cards while making Treasures for revealed cards put into your graveyard

Pair it with cards that give you extra mana during your opponents turns, like Wilderness Reclamation, to really go off