If you find a Brainstorm, Underworld Breach, or All Will Be One in your Limited pool, you can play them even though you can't put them in a Standard deck
Each tin comes in assorted designs, making them a perfect collector's item
Green naturally saw whites Blacksmiths Skill and decided it quite liked that effect
That's what happens when you combine Tinker (which could get out the Jar almost immediately) with Megrim (so that your opponent would take 14 damage from a single Jar discard, assuming they could not play any cards in time)
Except there's one stark difference this time around: The top prizeout, a Final Fantasy Collector Booster Box, is expensive , making the estimated value (EV) of participating in this event much higher than it's been in the past
The partner versions are the best, but the rare and mythic versions with sneak can also be quite amazing