The first serialized cards were the Retro Frame artifacts in The Brothers War, a subset abbreviated BRR
This is partially because white is a rule-setting color, and the strong rule-setting cards tend to be shied away from in more social games along with whites most destructive sorceries
But, considering Wizards put it at mythic, I keep wondering if there's something I'm missing and if the card is way stronger than it looks
"Hiro Hamada, Robotics Prodigy", for example, can take an item from the deck and then place it on the top, allowing players to grab it immediately after
Moments Peace Moment's Peace is the go-to Fog effect in Pauper due to the ability to flash it back, which frees up space in the decklist that would normally be reserved for additional copies of this card
Aberrant Return