In Treasure Constructed, at the beginning of each of your upkeeps, you create an artifact Treasure token which you can sacrifice to create one mana of any color
Rather, its a prime example of how Wizards tends to push new card types and mechanics early in an effort to encourage players to try them out while also seeking the tipping point between unplayable and too good. This is the same principle that lead to the creation of ban-worthy cards like Smugglers Copter
if there are good cards that can reanimate enchantments then some kind of Omniscience combo deck is a no brainer
The decks will have various characters and items from different franchises, though they will be preselected cards, not random like the cards found in booster packs
These tournaments became more than just battles between decks
Other than that, the deck's features are like this