Each company suits a different priority: resale value, detailed feedback, low cost, or transparency
While Im not sure if it truly makes the cut in cEDH, you could also cast Return the Favor to make your own copy of the enters-the-battlefield ability of Thassas Oracle to win on top of their ability on the stack
Its not exactly clear why decks have moved away from old Snappy in formats like Modern or Legacy, but that probably has to do with MTG becoming a more proactive game
However, it does not last long because of how much draw power this build has
S01:E04 - Raring to Go On test day at Duel Academy, Dr
Admit it, even you have tried, at least once in life, to create custom Yu-Gi-Oh