Not only does she let you look at, and often play, the top card of your library, but she also lets you cheat on the equip costs of equipment played this way
Ive been fascinated for a long time with the idea that, at some point, it will not be right to play exactly 60 cards in Constructed, and when that time comes, no one will have any idea how to build a deck
Frequently Asked Questions How much is Sabrina's Kadabra worth
Its small body means it isn't very good at attacking, but against go-wide creature decks (like Lingering Souls or Young Pyromancer decks), it's a great way of locking out damage and can also be helpful against combo decks like Storm, where it turns off both Grapeshot and Empty the Warrens)
A little ramp, a bit of pressure, maybe some card draw