It does attack for a lot of damage and can potentially hit for six out of nowhere with the help of Olivia, Mobilized for War
This drop contains: Staff of the StorytellerStaff of the Storyteller, as "Yuna's Sending Staff" from FFX Blade of SelvesBlade of Selves, as "Clive's Invictus Blade" from FFXVI Umezawa's JitteUmezawa's Jitte, as "Cloud's Buster Sword" from FFVII Colossus HammerColossus Hammer, as "Gaia's Dark Hammer" from FFXIV Sword of Truth and JusticeSword of Truth and Justice, as "Tidus' Brotherhood Sword" from FFX Secret Lair x Final Fantasy: Grimoire The final drop in the Secret Lair x Final Fantasy drop series is called Grimoire
Treasures are useful because they can accelerate your mana in a pinch, or you can use Magdas payoff effect to find expensive artifacts or Dragons to close the game with, opening up a cool token play pattern that is a breath of fresh air after years of Krenko and Purphoros, God of the Forge combo killing tables by generating a zillion goblins
Since most of our sweeping effects allow regeneration, this can save a key creature from your mass removal sweepers or your Durnan on other turns when someone casts their own Day of Judgment or Blasphemous Act effect