Bloom Tender #400 (Japan Showcase Fracture Foil) is the top card at around $373, followed by Moonshadow #396 at $170 and Selfless Safewright #401 at around $110
Chase cards are just that, cards that people really want because they are rare, good in the game, pretty, or some combo of those things
While reprints are expected as soon as July, and should continue for a while given the Final Fantasy expansion is part of MTGs standard set of cards (and thus legal in all tournament play), the difficulty of not only finding cards at the moment, but actually being able to afford them, has been a bit of a buzzkill.
Since damage persists in the form of counters, their 3/3 would effectively turn into a 3/1, but there is no real difference between a 3/3 and a 3/1 when wed challenge it with our 3/4 on the subsequent turn