If the top card of your library changes while you're casting a spell, playing a land, or activating an ability, you can't look at the new top card until you finish doing so
Azurite Sea (Introduction of Dual Ink Cards) Fabled (Introduction of Epic and Iconic rarity cards) What are the Types of Lorcana Cards and Rarities
Any one of these sixteen games can be fully experienced in isolation without knowledge from any of the other games
Considering the relatively low ink cost of all three Ducktails nephew cards, getting this ability rolling early on in a Lorcana game is entirely plausible, as well as being excellent gameplay-wise thanks to the advantage that additional card draw can get you
This also likely means individual Collector packs will be sold above MSRP at most game stores and online
Now, lets move on to the Illumineers Trove