Rakdos, the Muscle Theft decks built on Threaten effects often employ sacrifice outlets to steal an opponent's creature, attack with it, and then get rid of it before control changes again
In the graveyard, only the front face of double-sided cards are counted
Youre guaranteed one etched foil in every pack with a 50% chance to get a traditional foil uncommon and a 24% chance to get a traditional foil rare or mythic
Here's why: Even page distribution: D-rings hold pages flatter and more evenly, reducing pressure on individual cards
What I can imagine is a lot of opponents doing nothing and passing with open mana, daring you to attack, as that seems like a safer alternative than taking five and losing card advantage for the pleasure of it
There's a lot of flexibility to this commander