Gandalf the White will probably see the most play in Tales of Middle-earth casual decks for that very reason, and more limited play elsewhere
Like most Magic: The Gathering cards, the value of Aether Vial 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 (Kaladesh Inventions)
Blue: Bounce and Transmutation Over Destruction Blue is one of the most interesting colors when it comes to removal
A Land is one of six Permanent types in the game: Lands, Creatures, Enchantments, Artifacts, Planeswalkers, and Battles
The ability is what I have dubbed "girth," which is the use of a number that represents the sum of a singular conceptin this case, converted mana cost
Despite technically only being officially released last Friday, Secrets of Strixhaven has been playable for over a week