An uncounterable 15/15 with flying, protection from colored spells, and annihilator 6 for fifteen mana, Emrakul allows its controller to take an extra turn after being cast
Then, anytime a creature you control deals combat damage to an opponent, you get to look at that card, exile it face down, and cast it from exile for as long as it is in exile
Commander Legends has a lot of tribal support for both Elves and Pirates, and the latter tribe is based on blue and red mana and sheer aggression
Perhaps best in a deck that can make token copies of artifacts and enchantments
There were only three cards that received serialized versions in the set, and all three of them were borderless versions of three new Eldrazi titans
But the contents of each pack are (almost) completely random