how many cards are in a mtg pack Everything You Need to Know About Play Boosters with a few left over to use as prize support. Going through my old MTG

Central Elevator's ability lets you search your library for any Room card that shares a name with a Room you control on the battlefield, checking only the names of unlocked doors

This deck focuses more on the latter

If it seems like you could meet that preparation condition without going totally out of your way (or you can extract value from an extra cast trigger) then I think the argument is there to try out the prepare version of that effect

But as nasty a combo as that may seem with Infinity Elemental, its already been a combo with cards that are legal

A pretty good deal, if you ask me

Is Phyrexian Vindicator legal to play