While the lawsuit goes to great lengths to show the ways in which Lorcana resembles the as-yet-unreleased Upper Deck title, game mechanics, generally, are not protectable by copyright law
If you're casting a split card, only the mana value of the half you're casting is compared to the number of time counters on As Foretold
On the other hand, it's very possible that newer players could be fooled, especially when it comes to older cards that occasionally feel weird even if they are real, thanks to variance in the printing process, or things like Masterpieces that have a strange foiling process
Goldspan Dragon | Illustration by Andrew Mar Treasure is an artifact subtype in MTG
Interceptor Mechan One of my favorite subtle cheap common cards that cost four in Black was Gravedigger for tons of places
Both of the core cards can be found in both Mewtwo and Pikachu booster packs