emperor of the new world booster box One Piece Trading Card Game: Emperors in Display OP-09 (24 Packs) Card x1 126+1 card types *This product also includes alternative art and parallel design cards from the above types. One Piece Card Game Emperors

However, it seems this Jumpstart set won't be added to MTG Arena - at least there's no indication of it at this late stage.

However, thanks to the effect of "Rex, Ride Fur Hire" it is possible to extend past these interruptions by getting multiple monsters "Fur Hire" on the field for Link plays, and can also trigger the effects of a low-level "Fur Hire' summoned by this effect as the summon is not simultaneous

Well, Pauper, where only commons are allowed, is definitely the cheapest constructed format

When they cant (or wont) pay the cumulative cost, the enchantment leaves the battlefield, and they lose 20 life instantly