First and foremost, Stoneforge Mystic is in Modern, and Stoneforge Mystic decks will be able to run it as a one-of, hope it hangs out undrawn in their library in matchups where it is bad but find it consistently with Stoneforge Mystic in matchups where it is good
Any time a creature does come into play under your control, you get to either add three green mana, put a +1/+1 counter on each creature you control, or scry two and then draw a card
When a same or similar concept shows up time and time again (much like Professor Oak/Professor Juniper), it helps define the game as its own
If you want to celebrate your 30th with a Pikachu cake and some Pokmon trivia, we are 100% on board
So the key is just to not worry about any of those
COMPREHENSIVE COMPATIBILITY - Compatible with major wireless carriers such as Verizon, AT&T, and T-Mobile, ensuring broad coverage for different service plans and devices across North America