While the Spider-Man release feels strange and forced - with even superhero lovers not overly enamored with Wizards' choices, this Through the Omenpaths reimagining of it, though obviously born out of necessity, is a love letter to Magic's own universe
If you take control of an opponent's Lich's Duel Mastery and fail to put a shield into your hand because of this, you'll sacrifice Lich's Duel Mastery
They have some of the best Fusion Monsters in Yu-Gi-Oh!, consisting of powerful floodgates and Monsters that can easily take care of others
Emperor also has Adapt 2, meaning you can pay two mana to put two +1/+1 on counters on him if he has none, making him potentially a four-power attack on future turns, which is highly relevant for the pressure your board can apply over the course of the game
If you target a creature with ward, you may still pay the ward cost, but Slice from the Shadows won't be countered even if you don't