Besides coming with a special Disney 100 frame, each card has a satin holographic foil finish
Steve Warner was asked about it in a Q&A
Combine this with cards like Strionic Resonator and cards that allow you to roll more dice, and suddenly Luck can be in your favor
The worst is when you turn deck manipulation tricks against them: Brainstorm back the best two cards you can't get rid of, then use a Polluted Delta to shuffle them back in the deck
Mickeys the most expensive card on this list by some distance, and will set you back $1,022
Cyclonic Rift may have an expensive cost for its board wipe effect, but it costs very little colored mana, so Cyclonic Rift is easy to run in a deck that spreads itself thin among many colors or a deck that just splashes blue