A pack from a Standard set or one that only just recently rolled out of it isnt going to be too hard to find
For three Blue mana, this is a Sorcery spell that makes each opponent mill fourteen cards
It is easy to block and kill and isn't above the curve in any way
For example, if youre building a deck around Urza, Lord High Artificer, you probably want a ton of cheap artifact creatures you can tap for mana, and then big heavy hitters you can cast with his second ability and all of that mana you generate
Its a bit slow to get going, but you can get a ton of damage with this if it sticks around (and the stat line is also decent for a 5)
5) Demonic Consultation Many players avoided this card early on, in fear of losing multiple copies of the named card within the top six of their decks, and then decking themselves