While the rules may say any non-land card is a spell, decks that rely on lots of instants and sorceries just feel more wizardly as opposed to summoning a bunch of creatures to fight for you
I'm guessing this card is meant to be an answer to someone putting a zillion annihilator triggers on the stack, but it's not a great card to run with Maze's End also in your 99
So long as you control no face-up cards, it can be activated to destroy either all backrow, or all Attack position Monsters the opponent controls
Their first attempt, Magic: The Gathering Online, didn't impress Magic fans very much but the newest attempt, Magic: The Gathering Arena, has taken players by storm
The Final Fantasy versions dont quite have the statlines to dominate developed boards, but they still give every deck a reasonable late-game punch basically for free while reducing the rate of mana and color screw