The other player doesnt lose any cards, and you stand a chance to get a really cool card for your own collection
They predate rarity symbols, which is part of why identifying early cards can be tricky without some background knowledge
Varragoth, Bloodsky Sire tutors any card you need to the top of your library for cheap
Like most Pokmon cards, the value of Zacian V 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 (SWSH Black Star Promos)
Lets look at the next most popular commander, Muldrotha, the Gravetide: The commander costs two more mana to cast, so the average deck has added one more land to go up to 35
Instead, always prioritize lower-cost cards that trigger desired effects off of the rest of your deck, as this is what will ultimately gain you control of the board