After rolling one or more six-sided dice and seeing the results, you decide whether you want to make the exchange
Proxies are great for casual play and testing
By the way, Ive been doing Commander articles for a few years and I wanted to address the fact that I missed covering the reprints in Innistrad Remastered
Going monocolor unlocks some cards like this, which S&G really take advantage of, considering you want to flood the board with multiple creatures as early as possible
This card looks great in theory, and from my experience, its even better in practice
Beyond these, there are many cards in the deck that generate token creatures, as well as many cards that give +X/+X bonuses to them, allowing you to amass a pretty big army quickly and ensuring you have enough defence to fend off your opponents when it's not your turn