86 points
V cards have higher HPs than their regular forms, can be played immediately like Basic cards, and can potentially possess stronger moves or abilities than they regularly have
If that wasn't enough, it also lets you pair it with any background as a second commander, most often Sword Coast Sailor to make it unblockable
Only time will tell how each fares
Let's say you cast a Glorious End during your opponent's last turn, if you can untap, play a Gideon of the Trials and make an emblem, you won't lose the game to Glorious End, which means you just Time Walked your opponent for three mana in Standard
Currently, as if their price didnt make it obvious enough, it seems Vivi Ornitier is easily the most popular Final Fantasy MTG card