While that first deck will likely appeal to collectors and fans of stunt decks, its the Inklands Ruby and Sapphire that packs the best punch out of the box
This sort of approach works because cards like Goblin Bombardment will actually reliably be among the most powerful cards in a Cube, which makes it a smart hedge, as opposed to digging yourself into a hole and trying to fill it with as many Goblins as you can find
If you find a Lorcana card and you are not sure whether it is Enchanted or just a standard foil, the hexagon rarity symbol at the bottom is the definitive check
Demonic Pact Conceptually, it feels like top down designs like this are usually a little less reliable than their bottom up counterparts
Instead, you hold the cards facing out, with their information visible to everyone else
Your opponents have to guess if you have it or not