Seven mana puts the Archon at the top end of bestow costs, but the threat comes after enchanting a creature can usually finish out a game
Dragons Maze featured no actual Dragons and only barely a maze, but it did have Cluestones in pack-clogging abundance
(The modern Pokemon sets also have higher-value cards in the several hundred to even several thousand dollar range but I felt like I didnt know enough about them yet to devote income/resources to cards I didnt fully understand.) I wanted to make at least semi-informed decisions about the cards I was buying
Both enchantment types have their topmost effect active as soon as they ETB, but afterward sagas advance automatically by adding a lore counter at the start of your precombat main phase, while cases make you sweat a bit to go from unsolved to solved
I must admit, Weatherlight has a lot of underplayed goodies that are just waiting for the appropriate tables and decks
Note there are no breaks here like noncombat, or once per turn, or everyone like Furnace of Rath, your foes too