A lot of decks wont have a creature on turn one, so, if you have this, you get a 2/2 for one mana
Mockingbird #61 Bloomburrow Change Version Mockingbird Creature Bird Bard Flying You may have this creature enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent to cast this creature, except it's a Bird in addition to its other types and it has flying
We arent going to find the right answer right away
Initially, we already have Archivist of Oghma and Black Market Connections, which are well-established cards in the format and are present in the Baldurs Gate set, so they seem like great options (price aside)
Sidisi, Undead Vizier A slightly cheaper purchase is Sidisi, Undead Vizier, a rare from Dragons of Tarkir
With Zimone, Mystery Unraveler as your commander, this deck allows you to choose just the right moment to flip the cards back up and reveal your horrific cards to leave shock all across the board and this never gets old