This one cost sorcery has flashback for three so it's playable twice, and then it's a great first turn play, second-turn ramp or rock like Arcane Signet or Rampant Growth, third turn flashback
There are a lot of expensive (8 mana or more) rare and mythic creatures that basically win the game by themselves that you'd really like to cheat out, and this is a good way to do that
Combine these two things togethera community that is rightly angry about the lack of good reprints thanks to Wizards printing some astoundingly bad Masters sets over the past couple of years and a community that wrongly expects Magic cards to be unrealistically cheap, so cheap that Wizards couldn't stay in business if it actually met the demandsand it's hard to see how Wizards can easily solve the fake card problem, at least easily and cheaply
Collecting all of the different variants in Final Fantasy Universes Beyond will be a titanic investment of time and money
Ancient Tomb
With Vampire bats and Wisps being 0/1 for B, but one having a pump ability (even if its limited) and the other coming out with regeneration