2U, T: Draw a card, then discard a card
At a minimum, it will add one mana for itself, ramping you up to six mana, but more likely than not, youll be adding a ton of extra mana, letting you cast all sorts of expensive artifacts during your turn
Dark Apostle is a fun card, hammering home the Chaos theme, while Kharn shows off his namesake by going around the table so that he can hit more stuff
Only time will tell, but I look forward to whatever is coming next.
In essence, if the creation of set boosters back in Zendikar Rising was to better appeal to both types of pack-openers (limited players and gambling addicts collectors), then the reuniting of the two pack types can be described as appealing to both type of pack openers while reducing confusion and inventory issues
It can make shuffling trickier as it bulks up the deck, but the protection far outweighs the downsides