Ultra Rare cards are foil and feature a specific game mechanic and/or appearance that distinguishes them from Rare Holo cards
There will be spots where you just take whichever pile has more cards and call it a day - but sometimes you won't
However, it also seems incredibly easy to overextend, whether by putting cards into your inkwell too frequently or by focusing too much on questing, and not enough on managing your opponents board
[P][P][C] Eon Blade: 200 damage
In fact, involving people who don't play Magic can be a lot of fun
Admiral Brass, Unsinkable Ahoy Mateys Clavileo, First of the Blessed Blood Rite Pantlaza, Sun-Favored Veloci-Ramp-Tor Xolatoyac, the Smiling Flood Explorers of the Deep Despite the oddity of Hakbal of the Surging Soul not being included, its great that MTG Arena is getting these new cards