With more interactive cards, youre better set up to win on turn 4, though youre lower on the burst pump spells needed to consistently have a turn 3 win
You have to buy cards the same way you would IRL, but theyre much cheaper
Some include a physical or vocal component, like Blacker Lotus or the Gotcha! mechanic on Touch and Go, some have rules that specifically reference flavor text or artists, like Carnivorous Death-Parrot and Drawn Together, and some require interacting with people or objects outside the game (Ashnod's Coupon being my favorite)
Maybe a little bit, but Ive done it on a couple occasions
Light Party - Whenever you attack with four or more creatures, scry 2, then draw a card