If a card is Legendary and says draw on it, never write it off
While many may scoff at the strength of a pre-made deck in play, each starter deck is surprisingly effective and well-balanced against not only each other but can often hold up against custom decks
There's a Dominaria Jumpstart rare for every Magic colour - Serra Redeemer, Cosmic Epiphany, Tyrannical Pitlord, Ragefire Hellkite, and Briar Hydra
Masters 25 is almost exactly the same, with foils and high-end mythics being the Masterpieces , which means if you are cracking box after box, the value is reasonable at the moment, but you shouldn't take this expected-value number to mean that your one box will post a positive result, since the variance of the set is so high
Emrakul is the greatest of the Eldrazi, or cosmic horror monsters who consume entire planes
Ursula, Deceiver of All 18