Those cards all return to your hand on the next end step, ready to do it again on the next turn
While specific feedback on individual cards varies, the design team is looking for assessments on a cards power level relative to their expectations
Wizards has helpfully told us how many of each rarity are in each frame: Theres a special case in the rares, Hidetsugu, who Ill get to in a moment
Other deck archetypes will benefit too, but these are two that will receive the biggest uplift to bring them back into the meta.
There have historically been opportunities to buy in very cheap and if it gets reprinted, thats something we should take advantage of
3UU, TAP: Target player draws X cards, where X is the number of cards in your hand