That is why we recommend Matte for play
All you need to do is have a nonland card on top of your library and you can exile Walking Ballista out of your graveyard with Agathas Soul Cauldron a feat made easier by the fact that you can cast Walking Ballista for zero mana so it will die instantlyin order to enable Francisco to deal damage to your opponents until you win the game
Bear Umbra is, of course, up there at $7 as it cant be brought low by reprints for long
First, I always like to premiere a mechanic in a set that can play into the strength of that mechanic, so I get a little extra picky about where I use it
Mystic Arcanum At the beginning of your end step, exile the top card of your library
Whether for play, storage, or display, its an essential addition to any one piece and collectible card games collection