This specific Tifa Lockheart hails from the main set, as you can see from the cards set symbol
There are a number of cards you can't use in Explorer: Expressive Iteration Field of the Dead Geological Appraiser Karn, the Great Creator Kethis, the Hidden Hand Leyline of Abundance Lurrus of the Dream-Den Nexus of Fate Oko, Thief of Crowns Once Upon a Time Teferi, Time Raveler Tibalt's Trickery Underworld Breach Uro, Titan of Nature's Wrath Veil of Summer Wilderness Reclamation Winota, Joiner of Forces MTG Alchemy banlist Alchemy is another digital format for MTG Arena, which is based on the Standard card pool
Its also indestructible, so its tougher to deal with outside of exiling effects typically in white
Crypt Ghast Crypt Ghast was one of the first cards I recognized as a kill-on-sight creature
The deck comes in at $208, which is squarely in the category of Id like to spend some money to play some cool cards, without going overboard. A big chunk of the cost comes from Grave Titan, Phyrexian Altar, Sneak Attack, Reanimate, and Blood Crypt, which actually take up nearly half of the cost at $80
