To begin with, Japanese print runs follow stricter quality standards
Delney works particularly well with Esper SentinelEsper Sentinel, all but guaranteeing we'll draw at least one card per turn rotation
You have to tap those tokens to use them, so it does limit your ability to use things like Treasure and Clue tokens, but does give you the opportunity to keep everything open until your last opponent's end step to start using Baylens abilities
Once you're done collecting cards from a certain set, you can proceed to open packs from other expansions
#3 Crystal Skull, Isu Spyglass Crystal Skull, Isu Spyglass is an amazing artifact for any Commander decks that have a lot of Historic permanents
TheChirurgeon: This is a great way to provide extra value on higher costs in a way that multikicker and kicker just don't provide