Casting Emrakul is exactly what you'll want to do since when you do, you get to gain control of an opponent's next turn, giving them an additional turn immediately afterward that they will control
A good example is the border around the word Deckmaster on the back of the Magic card
While most card arts and attack names are taken from the physical TCG, "Zapdos" ( Fantastical Parade ) is specifically taken from Pokmon Trading Card Game (1998) for the Game Boy Color, having the same card artwork (but fully illustrated rather than its pixel art interpretation) and attack ("Heavy Thunder", which is an upgraded version of "Big Thunder" from the GBC game)
Though it may seem counterintuitive to deliberately get rid of your own permanents, pay-off cards like Deadly Dispute and Ashnods Altar can ensure the reward is worth the cost
The Commander Combo Box includes 100 Deck Protector sleeves, a 100+ Deck Box, and a deck divider, all featuring matching artwork from Magic: The Gathering
There is approximately 1 rainbow card every 60 packs (this number depends on the set)