2 PACK MINIMUM
Bruvac the Grandiloquent Bruvac the Grandiloquent is here to make all of your other mill cards even better
Dazzling Lights is the heir to a slew of cheap blue combat tricks that are usually bad, but feel so good when you get someone with them
Personally, I lean more towards the two Tomes as being the most useful for most decks, while Book and Mine are both situationally better.
Shredder, Shadow Master | 3 Colorless Mana, 2 Black Mana Legendary Creature Human Ninja Whenever Shredder attacks a player, for each of their opponents, create a token thats a copy of Shredder tapped and attacking that player, except it isnt legendary
Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card