That'll count for battlefield (Zombify), hand (Raise Dead), exile, or library recursion
Characters are banished if they take too much damage
In addition to an inexpensive cost, it provides a quick defense buff to another card on the field in a pinch
Currently, the Wall sees play in Temporal Fissure based Storm decks as a way to fetch back an important piece or constantly rebuy the Fissure using one of the Storm triggers and in certain builds of U/B Cloudpost decks as a companion to Chittering Rats and Ghostly Flicker, pulling the ultimate flip-the-table to deny every draw step from now until the end of the game
Clearly their objective is to make the shareholders happy
While there are some stunning Sephiroth cards in the main FF MTG set, we have to say this Through the Ages version might be the best of the lot, and a ton of fun to play with, if your opponents let you cast it