For 2 mana, a player gets to go again
Generally speaking, Constructed formats have a minimum deck size of 60, but there are exceptions to this rule
When I cast it, we can forget about all the other plot twists (the card is in exile, I can cast it for free, I must cast it at sorcery speed, etc.) and the only thing that matters is that I'm indeed casting it
And with various thickness options to choose from, top loaders have you covered for just about any card from any era
Now, another interesting question you can ask yourself is if you are going to need things like recycling options during the game or more speed
It provides the late-game consistency needed to out-grind control while digging for the protection you need to survive aggressive starts