Lifecrafters Bestiary turns every bear into card draw
Going further, running creatures such as Restoration Angel, Felidar Guardian, and Corridor Monitor will give you ample ways to end the game
While an opponent is searching their library, they exile each card they find
If your deck has some number of fetchlands like Misty Rainforest, Evolving Wilds, Myriad Landscape, or Blighted Woodland, you should strongly consider Erinis for your deck
I prefer artifact ramping thats cheaper, giving me more turns with the mana, or that develops your board more permanently such as Sol Ring and Solemn Simulacrum
That said, there are a couple of ways we can send it to the air, either by enchanting it with the backside of Lantern Bearer or by using Catlike Curiosity on a Brine Comber token or Katilda, Dawnhart Martyr, giving us a weird approximation of the old Curious Obsession Mono-Blue Tempo deck from Standard's past, especially after sideboarding, where we can back up its card-drawing power with a ton of counterspells