He also and this is key to me grows your army of otherwise diminutive and evasive bodies
Vivi can easily net you an absurdly high manabase to unleash plenty of powerful spells
Since re-equipping Astrologians Planisphere isnt super interesting, its best to assess this card as a creature

Ifrit Suplex Thunder Magic Triple Triad Unexpected Request Vaan, Street Thief Warrior's Sword Zell Dincht Airship Crash Ancient Adamantoise Balamb T-Rexaur Bard's Bow Bartz and Boko Blitzball Shot Cactuar Chocobo Kick Chocobo Racetrack Clash of the Eikons Coliseum Behemoth Commune with Beavers Diamond Weapon The Earth Crystal Summon: Esper Maduin (Esper Origins // Summon: Esper Maduin) Esper Origins (Esper Origins // Summon: Esper Maduin) Galuf's Final Act Gigantoad Goobbue Gardener Gran Pulse Ochu Gysahl Greens Jumbo Cactuar Loporrit Scout Prishe's Wanderings Quina, Qu Gourmet Reach the Horizon A Realm Reborn Ride the Shoopuf Rydia's Return Sazh Katzroy Sazh's Chocobo Black Chocobo (Sidequest: Raise a Chocobo // Black Chocobo) Sidequest: Raise a Chocobo (Sidequest: Raise a Chocobo // Black Chocobo) Summon: Fat Chocobo Summon: Fenrir Summon: Titan Summoner's Grimoire Tifa Lockhart Tifa's Limit Break Torgal, A Fine Hound Town Greeter Traveling Chocobo Vanille, Cheerful l'Cie Absolute Virtue Balthier and Fran Black Waltz No

A chapter ability doesn't trigger if a lore counter is put on a Saga that already had a number of lore counters greater than or equal to that chapter's number
One particularly cool version played Jenova, Ancient Calamity to give an easy counter to Demon Wall, or to let us draw six cards off of Rot-Curse Rakshasa