You are basically locking your opponent out from doing much of anything for a turn
The folks at Ravensburger NA were kind enough to send some samples for this article
Backs can carry bold, repeatable designs, while the faces use foil more selectively to highlight structure, hierarchy, or key details
As such, "Shadow Mist" can search "Mask Change" or "Mask Change II", then be used as the target of that "Change" card to Summon "Dark Law" or "Anki", netting additional advantage through its second effect to search any "HERO" monster from the Deck whenever it is sent to the GY if done during the subsequent turn
Ok, so you are not going to like the answer, but this is actually a very good chance to explain the competitive status of Expanded
Extra Deck 0 Side Deck 15 Jizukiru, the Star Destroying Kaiju X LIGHT Level 10 [ Machine / Effect ] ATK 3300 DEF 2600 You can Special Summon this card (from your hand) to your opponent's field in Attack Position, by Tributing 1 monster they control