When people talk about Base Set cards, they are usually comparing three early waves that rolled out in 1999
We didnt talk about Backgrounds, though
This can ensure you trigger landfall, let you ramp with a catch up card, or save your commander that's been neutralized by an aura like Imprisoned in the Moon
My trigger would be on the stack before their Bane of Progress trigger could resolve, so would I then put the counters on the Bane of Progress
Mythic rares drop a bit more frequently this time around, but aside from that, you're getting what you're used to: 10 commons, 3 uncommons, 1 rare or mythic rare, 1 full-art basic land, and 1 token/ad card
It was a fun time full of casual cards and a total lack of strategy