A few more cards were also previewed in the set's official YouTube trailer, which I've cropped out here
Restart is a very simple and powerful Ability, allowing you to draw cards until you have three once per turn
Master Duel, focusing on Fusion Monsters that are particularly strong when launching attacks in the Battle Phase
At some point someone just thought, Oloro is sitting in a chair, so Ill build a deck where everyone is in a chair. Apart from the commander, Oloro, Ageless Ascetic, you have creatures like Vengeful Pharaoh and Teysa, Envoy of Ghosts relaxing on their chairs
Casting Cost: Card Type: Legendary Artifact - Equipment Card Text: Whenever equipped creature attacks, destroy target creature an opponent controls
Defacing Duskmage has a similar outcome, though you have to cast its prepared spell before you actually benefit from opposing card draw