It can still for time this way
This can come in the form of incidental damage (Sabotender), threat of activation (i.e., an aggro deck that can use Paladin's Arms to trade up its creatures over time), or snowballing incremental advantages from archetype payoffs
The idea behind Tromokratis was one of flavor
While I think Delver has gotten a bit outclassed recently, as one- and two-drops have become even more powerful, there have been many a time I wished Delver would have been banned in Legacy
However, there have been installments where the aim of the antagonist is to take the power of the crystals for themselves, meaning they have caused conflicts for players when attempting to thwart those foes
Mimikyu isnt from Gen like Snorlax and Pikachu, but it is the Pokmon on all the Paldean Fates Elite Trainer Boxes , so its recent popularity makes sense