The other Presentation card's location and condition are unknown, making this potentially the only remaining card of its type.
A pop-up appears to show how many wildcards of each rarity it will take to craft your deck
Xanathar, Guild Kingpin Ashiok, Nightmare Weaver Nightveil Specter Extract Brain Silent-Blade Oni Rogue Class Mnemonic Betrayal Memory Plunder Mill Take cards from a library and make them disappear
Partner (You can have two commanders if both have partner.) If one or more Pirates you control deal damage to multiple players at once (for example, in combat, or with an ability such as that of Lightning-Rig Crew), Francisco, Fowl Marauder's ability triggers once for each of those players
When someone makes a tuning change, the results are a little less clear, since a lot of different things can be going on there, but the point is that sideboarded games are slower, more interactive, and fundamentally, a lot more like games of Sealed Deck