Ad Nauseam In the right deck, [c]Ad Nauseam[/c] is capable of drawing a good chunk of your library, sometimes even the whole thing
However, that owner will be under another player's control, so that player controlling that owner actually makes the decision
The use case is still (say it with me now!) Bruvac the Grandiloquent, but Lo and Li, Royal Advisors created a Petitioner commander with an aggressive angle
15 Jerren, Corrupted Bishop A Splash Of Evil Printed in Innistrad: Midnight Hunt, Jerren, Corrupted Bishop is an underrated and unique Mono-Black option for those looking to build a Human kindred deck
Lurros Of The Dream-Den lets you recycle cards like Mishra's Bauble for free, giving you a free draw engine for as long as Lurrus is on the battlefield
Then your clue, map, myr or thopter token creating pays off when you untap Hellkite Tyrant and win the game in a cool way