I did toy with the idea of having this lower on the list as in terms of card quality the Library is just an over cost Mirri's Guile
A Kaldheim Draft Booster contains 15 Magic cards and 1 ad/token or MDFC Helper
Zurgo and Ojutai also lets you bounce a Dragon upon dealing damage, which has a number of applications
Usually, fake cards, especially foils, can feel very slippery and soft, while regular cards have a texture thats hard to reproduce by regular means
Since Skystrike Officer's activated ability doesn't have a tap symbol in its cost, you can tap creatures that haven't been under your control since your most recent turn began (including Skystrike Officer itself if you'd like) to pay the cost
Not every deck does this, but when you do, its often among the strongest and least fair resources in the game