I spoke more about her and the other 10 Cards to Watch from Spider-Man in this article
Prices have appreciated 5-8% annually since 2022
In fact, this type of cards can lead to very complex chains and to a very deep player to player interaction that is one of the main reasons I love Yu-Gi-Oh
In a deck packed with many cantrips and countermagic, the Regent comes down as quickly as turn three and is extremely difficult to interact with, making them the perfect build around in a format with such a deep card pool as Modern
Once per turn, when a monster(s) your opponent controls is destroyed by battle or card effect: You can Special Summon 1 Wyrm monster from your Deck, in Defense Position, whose original Attribute matches the original Attribute that 1 of those destroyed monsters had on the field
Again, not much use as usual, but on the other hand, it was reprinted in Conspiracy (2014), where it found some use in a multiplayer environment, where there are more potential places to use the ability