A Spectacle cost will normally be cheaper than the ordinary casting amount, but that isn't always the case
We've seen a couple Universes Beyond sets already, but The Lord of the Rings and Final Fantasy felt like natural extensions of the game's multiverse
Grab your favorite hydras, add in your favorite cantrippy combat tricks like Charge Through, and go to town
I'd run this for sure if you want to go wide on those enchantment creatures but I would expect this to get blown up a lot before you can really get too crazy with it
If you can steal 2 or 3 cards with that, it's plenty
This all changes when you use Metalworker, along with three artifacts in hand, to draw as many cards as you want, give yourself infinite mana and life, and tap down all of your opponent's creatures