Alicia Masters's first ability will check as your beginning of combat step starts to see if you've cast a noncreature spell this turn
I imagine both are ways to combat aggro decks, specifically Boros decks, as Trostani can net you a lot of life off wurm tokens and Druid's Deliverance can buy you some time while building up your boardstate
So as a whole, I would say its obviously very good for Japan, but more than anything, its just trying to lean into the authenticity of what it represents to that market what the history is with respect to video gaming culture in that region, and making our players globally excited.
If you do, create a token that's a copy of that card except it's a Spirit in addition to its other types
The XY era had many Colorless Mega cards, such as M Kangaskhan EX, M Audino EX, and even M Rayquaza EX, and at the time, Lopunny was a lot less popular than it is now, meaning it was sadly left to the sidelines