Obviously, waiting until next turn meant it had to be more of a long term investment that could get in chip shots in the early game rather than having immediate impact, which plays differently than traditional discard
Also, it saves you from the classic cube trap: spending months perfecting a list you never actually draft
Poppet Stitcher sits between Young Pyromancer and Talrand, Sky Summoner in terms of mana value, though his tokens are probably being the weakest, since they're 2/2 Zombies with decayed, so they can't block and they only attack once before you have to sacrifice them
Return to Ravnica had just been released, and I needed to get some of the newer rares for my W/U Aggro deck featuring Geist of Saint Traft
In my opinion, these are the try-hard way to send cards through the mail and are mostly unnecessary compared to a standard toploader