It won't last long, so move fast
The human wizard is also a five-color legendary creature that has a unique enter-the-battlefield (ETB) effect
doi:10.1007/s12140-007-9028-6
When going second you often need to have a good knowledge of how your opponent's deck works, how to optimally interrupt their plays, and deal with the interruptions on their end-board
Otherwise, old format staples will continue to be used and will become more expensive, unless the game decides to power creep these older cards into obscurity
Remember, the cards you put up for trade should be the same rarity as the ones that you need, so if you're chasing an ex card, you'll need to offer up an ex card of your own as part of the trade