It doesn't copy whether that creature is tapped or untapped, whether it has any counters on it or any Auras and Equipment attached to it, or any non-copy effects that have changed its power, toughness, types, color, or so on
Vanish into Eternity: Not as good as it looks if you can afford pricier options, but great for a budget brew, or even Killian
While Survival was always an extremely over the top way to search for creatures, the interaction with Vengevine actually turned it into an incredible mana engine to boot (letting you play as many Vengevines as you want for just one mana each)
Most UW Control decks in the format employ iko-224-kaheera-the-orphanguard as a companion, though only as an extra card
Its simple, but its powerful
Even if every token has a different design, the printer can still produce them efficiently and flexibly