The best card draw spells are either cheap, one-time effects that get you a burst of card advantage or card advantage engines that produce card advantage over timethink Night's Whisper versus Up the Beanstalk
Smooth and Durable Finish
Ash has already beaten Iris in the WCS, and though hes met every other Champion at one point or another, hes only had unofficial battles with Diantha and Leon
Much like Latias, this card is difficult to find on TCGplayer, since most copies are immediately graded
I saw some talk about Agatha's Soul CauldronAgatha's Soul Cauldron in combination with cards like Bloodline KeeperBloodline Keeper in order to easily flip him back and forth and stack emblems, but that seemed like too fragile of a combo to put together, unless I put in a bunch of tutors, which I didn't feel like doing
Medallion of the Ice Barrier Medallion of the Ice Barrier is a non-OPT spell that searches for an Ice Barrier monster