The artwork for this variant is amazing, especially when you check the background and see the multiple Elks there, who may or may not be different people Oko has transformed
It wasn't an exciting go to card to mess about with in the same way something like a Gush might be, Obviously Dart has always worked well in the prowess style decks but it is a subtle tool that takes a while to fully appreciate how much work it is doing and quite how good it is
There are only about ten or so silver-bordered cards in the deck, so it won't be too big, but it will be unblockable almost every turn
In the incredibly rare case where, during your cleanup step, Ancient Adamantoise is phased out with damage marked on it, Ancient Adamantoise's second ability won't apply and all marked damage will be removed from it during that cleanup step
Selesyna has a lot of enchantment support, meaning the rest of your deck can be more powerful even if your commander isnt quite as good
Cards that look better can easily become cards that fare better in rounds