In our format, having access to more mana than our opponents often means that we'll get to cast better spells and close out games more quickly
I fondly remember, on my first visit to Japan, spending days navigating the impossibly complex underground system to try and collect stamps at specific stations, so they could be turned in for promotional Japan Rail Pokmon cards
If you care about where your product is actually made, Snapshot is straightforward about the answer
And then, well, 2020 happened
It introduced cards built to push Modern forward, and the impact was immediate
These cards add synergy, but they're far from the only staples you need to have a deck run smoothly