If youre in the market for a foil playset of a card like this, Id always opt for the original set foileven at a slight premiumfor this reason
Not only that, this card has a good amount of willpower and lore-generating capability too, since each quest gets you three lore, so it can tank some damage and still help you win the game.
Combine it with all sorts of other token-pump spells, and youll be taking the game in no time
Like most Magic: The Gathering cards, the value of All Will Be One depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Secret Lair Drop)
For Urza, Prince of Kroog's activated ability, the token copies exactly what was printed on the original permanent, with the listed exceptions, and nothing else (unless that permanent is copying something else or is a token